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Title II — ADMINISTRATION

Humboldt County Municipal Code Part 1 Principal Zones

Humboldt County Municipal Code · 2026-09 edition · updated 2026-10-04 · Humboldt County

Cite as: Humboldt County Municipal Code Part 1 · Text as of 2026-10-04

314-1 Lists of Zone Mapping Designations and Lists of Permitted Use Types

1.1 ZONE MAPPING DESIGNATIONS

The Principal Zone is the first zone designation applied to property which designates the principally permitted uses on the property. These uses are permitted pursuant to the Development Permit Procedures in Chapter 2 of this division. The Principal Zoning Districts shall be represented on the adopted zoning maps by the designations in the following table. (Former Section INL#313-1; Amended by Ord. 2214, 6/6/00)

Exceptions & meaning →

1.2 LISTS OF PERMITTED USES

Beginning with Section 314-2, Section A, Part 1 of this Chapter contains a list of permitted uses in the Principal Zones. These uses are listed by zone district, and are permitted pursuant to the Development Permit Procedures in Chapter 2 of this division. Definitions and terms used (such as “principal zone”) are explained in Section C: Index of Definitions of Language and Legal Terms. (Ord. 2214, 6/6/2000; Ord. 2422, § 1, 11/10/2009) PRINCIPAL ZONES - INLAND ZONE DISTRICT DESIGNATION CODE SECTION COMMERCIAL

PRINCIPAL ZONES - INLAND ZONE DISTRICT DESIGNATION CODE SECTION Neighborhood Commercial C-1 314-2.1 Community Commercial C-2 314-2.2 Industrial Commercial C-3 314-2.3 Highway Service Commercial CH 314-2.4 INDUSTRIAL Business Park MB 314-3.1 Limited Industrial ML 314-3.2 Heavy Industrial MH 314-3.3 PUBLIC Airport AV 314-4.1 Public Facility (Urban) PF1 314-4.2 NATURAL HAZARD/FLOOD Design Floodway DF 314-5.1 Flood Plain FP 314-5.2 RESIDENTIAL Residential Suburban RS 314-6.1 Residential One-Family R-1 314-6.2 Residential Two-Family R-2 314-6.3 Residential Multiple Family R-3 314-6.4 Apartment Professional R-4 314-6.5 Rural Residential Agricultural RA 314-6.6 RESOURCE

PRINCIPAL ZONES - INLAND ZONE DISTRICT DESIGNATION CODE SECTION Agriculture Exclusive AE 314-7.1 Agriculture General AG 314-7.2 Forestry Recreation FR 314-7.3 Timberland Production TPZ 314-7.4 UNCLASSIFIED Unclassified U 314-8.1 (Ord. 2742, § 4, 8/20/2024) 314-2 Commercial Zone Districts

Exceptions & meaning →

2.1 C-1: NEIGHBORHOOD COMMERCIAL ZONE

The Neighborhood Commercial or C-1 Zone is intended to provide for neighborhood shopping centers which will provide convenient sales and service facilities to residential areas without detracting from the residential desirability of such areas. The following regulations shall apply in all Neighborhood Commercial or C-1 Zones. (Former Section INL#314-34; Ord. 1086, Sec. 7, 7/13/76; Amended by Ord. 2214, 6/6/00; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-2.1 C-1: NEIGHBORHOOD COMMERCIAL Principal Permitted Uses Social halls, fraternal and social organizations, and clubs. Professional and business offices, and commercial instruction. Stores, agencies and services of a light commercial character, conducted entirely within an enclosed building, such as antique shops, art galleries, retail bakeries, banks, barber shops, beauty salons, bookstores, clothing and apparel stores, coin-operated dry cleaning and laundries, dry cleaning and laundry agencies, drugstores, florists, food markets, furniture stores, hardware and appliance stores, radio and television sales and services, restaurants and licensed premises appurtenant thereto, automobile service stations, studios, tailor shops, enclosed theaters, variety stores, and mortuaries. Sales of used and secondhand goods when appurtenant to any of the foregoing.

314-2.1 C-1: NEIGHBORHOOD COMMERCIAL Caretaker’s residence which is incidental to and under the same ownership as an existing commercial use. (Added by Ord. 2166, Sec. 14, 4/7/98) Within Housing Opportunity Zones, multiple dwellings on the upper floors of multistory structures where below are commercial establishments engaged in uses designated “Principally Permitted” or “Conditionally Permitted” in the C-1 Zone. Supportive housing is permitted above the ground floor as the primary use. Emergency shelters. Tiny house villages and dependent unit villages with connection to public water and wastewater. Commercial Residential. Emergency dependent unit village. Uses Permitted With a Special Permit Outside Housing Opportunity Zones, apartments on the upper floors of multistory structures where below are establishments engaged in commercial uses designated “Principally Permitted” or “Conditionally Permitted” in the C-1 Zone. (Added by Ord. 2313A 12/16/2003; Amended by Ord. 2335 12/14/2004) Single-room occupancy facilities which are conversions of existing buildings. Tiny house villages and dependent unit villages without connection to public water and wastewater. Supportive housing may be located on the ground floor with a special permit. Uses Permitted With a Use Permit Manufactured homes, hotels, motels, boarding and rooming houses, and manufactured home parks. Alternative lodge parks. Small animal hospitals completely enclosed within a building. Stores, agencies and services such as minor automobile repair; new automobile, trailer and boat sales, and used automobile, trailer and boat sales appurtenant thereto; bowling alleys; licensed premises not appurtenant to any restaurant, pet shops, public garages, and sales of used or secondhand goods. Private institutions where specifically allowed by the General Plan. (Amended by Ord. 2161 on 3/3/98)

314-2.1 C-1: NEIGHBORHOOD COMMERCIAL Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the C-1 Zone. Other Regulations Minimum Lot Area 2,000 square feet. Minimum Lot Width Twenty-five feet (25'). Minimum Yard Setbacks* Front None, except that where frontage is in a block which is partially in a Residential Zone (RS, R-1, R-2, R-3, R-4) the front yard shall be the same as that required in such Residential Zone. Rear Fifteen feet (15'), except that where a rear yard abuts on an alley, such rear yard may be not less than five feet (5'). Side None, except that a side yard of an interior lot abutting on a Residential Zone (RS, R-1, R-2, R-3, R-4) or Agricultural Zone (AE, AG) shall be not less than the front yard required in such Residential Zone or Agricultural Zone. Maximum Ground Coverage (None specified.) Maximum Building Height Forty-five feet (45'). (Ord. 1086, Sec. 7, 7/13/76)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-34(c)(1-4); Amended by Ord. 2166, Sec. 13, 4/7/98)
Exceptions & meaning →

2.2 C-2: COMMUNITY COMMERCIAL ZONE

The Community Commercial or C-2 Zone is intended to apply to areas where more complete commercial facilities are necessary for community convenience. The following regulations shall apply in all Community Commercial or C-2 Zones. (Former Section INL#314-37; Amended by Ord. 2214, 6/6/00; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-2.2 C-2: COMMUNITY COMMERCIAL Principal Permitted Uses

314-2.2 C-2: COMMUNITY COMMERCIAL Social halls, fraternal and social organizations, and clubs. Professional and business offices, and commercial instruction. Stores, agencies and services of a light commercial character, conducted entirely within an enclosed building, such as antique shops, art galleries, retail bakeries, banks, barber shops, beauty salons, bookstores, clothing and apparel stores, coin-operated dry cleaning and laundries, dry cleaning and laundry agencies, drugstores, florists, food markets, furniture stores, hardware and appliance stores, radio and television sales and services, restaurants and licensed premises appurtenant thereto, automobile service stations, studios, tailor shops, enclosed theaters, variety stores, and mortuaries. (From Section INL#314-34(a)(3)) Caretaker’s residence which is incidental to and under the same ownership as an existing commercial use. (From Section INL#314-34(a)(5); Added by Ord. 2166, Sec. 14, 4/7/98) Stores, agencies and services such as minor automobile repair; new automobile, trailer and boat sales, and used automobile, trailer and boat sales appurtenant thereto; bowling alleys; licensed premises not appurtenant to any restaurant, pet shops, public garages, and sales of used or secondhand goods. (From Section INL#314-34(b)(3); Ord. 1086, Sec. 8, 7/13/76) Within Housing Opportunity Zones multiple dwellings on the upper floors of multistory structures where below are commercial establishments engaged in uses designated “Principally Permitted” or “Conditionally Permitted” in the C-2 Zone. Emergency shelters. (Amended by Ord. 2472, Sec. 1, 2/14/12) Tiny house villages and dependent unit villages with connection to public water and wastewater. Commercial Residential. Emergency dependent unit villages. Uses Permitted With a Special Permit Outside Housing Opportunity Zones, apartments on the upper floors of multistory structures where below are establishments engaged in commercial uses designated “Principally Permitted” or “Conditionally Permitted” in the C-2 Zone. (Added by Ord. 2313A, 12/16/2003, Amended by Ord. 2235, 12/14/2004) Single-room occupancy facilities which are conversions of existing buildings. (Amended by Ord. 2472, Sec. 1, 2/14/12) Tiny house villages and dependent unit villages without connection to public water and wastewater.

314-2.2 C-2: COMMUNITY COMMERCIAL Supportive housing may be located on the ground floor with a special permit. Uses Permitted With a Use Permit Hotels, motels, boarding and rooming houses, and manufactured home parks. Small animal hospitals completely enclosed within a building. Stores, agencies and services such as carpentry and cabinet-making shops, clothing manufacture, contractors’ yards, dry cleaning and laundry plants, handicraft manufacture, lumber yards, metalworking shops, wholesale outlet stores, painters’ and decorators’ yards, plumbing shops, printing, lithographing and major auto repair. (Amended by Ord. 1848, Sec. 14, 9/13/88) Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the C-2 Zone. Other Regulations Minimum Lot Area 2,000 square feet. Minimum Lot Width Twenty-five feet (25'). Minimum Yard Setbacks* Front None, except that where frontage is in a block which is partially in a Residential Zone (RS, R-1, R-2, R-3, R-4) the front yard shall be the same as that required in such Residential Zone. Rear Fifteen feet (15'), except that where a rear yard abuts on an alley, such rear yard may be not less than five feet (5'). Side None, except that a side yard of an interior lot abutting on a Residential Zone (RS, R-1, R-2, R-3, R-4) or Agricultural Zone (AE, AG) shall be not less than the front yard required in such Residential Zone or Agricultural Zone. Maximum Ground Coverage (None specified.) Maximum Building Height Seventy-five feet (75').

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-37(c)(1-2); Ord. 1086, Sec. 8, 7/13/76)
Exceptions & meaning →

2.3 C-3: INDUSTRIAL COMMERCIAL ZONE

The Industrial Commercial or C-3 Zone is intended to apply to areas where heavy commercial uses and compatible light industrial uses not serving day to day needs are the desirable predominant uses. The following regulations shall apply in all Industrial Commercial or C-3 Zones. For further description of use types, see “Glossary of Use Types” in Section D: Use Types, at the end of this Chapter. (Former Section INL#314-38; Ord. 1801, Sec. 1, 6/30/87; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-2.3 C-3: INDUSTRIAL COMMERCIAL Use Type Principal Permitted Use Commercial Use Types Automotive Sales, Service and Repair Office and Professional Service Warehousing, Storage and Distribution Industrial Use Types Cottage Industry Research/Light Industrial Residential Use Types Emergency Shelters. (Amended by Ord. 2472, Sec. 1, 2/14/12) Within Housing Opportunity Zones multiple dwellings on the upper floors of multistory structures where below are commercial establishments engaged in uses designated “Principally Permitted” or “Conditionally Permitted” in the C-3 Zone. Commercial Residential. Supportive housing is permitted above the ground floor as the primary use. Use Type Uses Permitted With a Special Permit Residential Use Types Outside Housing Opportunity Zones, residential uses subordinate to the permitted use including caretaker’s residences and apartments on the upper floors of multistory structures where below are establishments engaged in uses designated “Principally Permitted” or “Conditionally Permitted” in the C-3 Zone. Single-room occupancy facilities which are conversions of existing buildings. (Added by Ord. 2313A, 12/16/03, Amended by Ord. 2335, 12/14/04) Supportive housing may be located on the ground floor with a special permit. Use Type Uses Permitted With a Use Permit Residential Use| Types Tiny house villages and dependent unit villages.

314-2.3 C-3: INDUSTRIAL COMMERCIAL Civic Use Types Community Assembly Commercial Use Types Heavy Commercial Neighborhood Commercial Retail Sales Retail Service Mini-Storage Use Types Not Listed in This Table Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the C-3 Zone. Other Regulations Minimum Lot Area 5,000 square feet. Minimum Lot Width Fifty feet (50'). Minimum Yard Setbacks* Front Five feet (5'). Rear Five feet (5'). Side Five feet (5') or ten (10') feet on one side. Maximum Ground Coverage (None specified.) Maximum Building Height Forty-five feet (45'). Special Regulations All equipment and materials storage areas shall be security fenced to a height of not less than six (6) feet. (Added by Ord. 1801, Sec. 1, 6/30/87) In addition, all such areas shall be screened from view of any residential area, public roadway, or recreational use area. (Former Section INL#314-38(c)(5); Added by Ord. 1801, Sec. 1, 6/30/87) Such fencing and screening need not comply with yard setbacks, but shall comply with the Visibility Obstruction Regulations (Humboldt County Code, Section 341). (Former Section INL#314-38(c)(5); Added by Ord. 1801, Sec. 1, 6/ 30/87)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-38(a)(1-5); INL#314-38(b)(1-6); INL#314-38(c)(1-5))
Exceptions & meaning →

2.4 CH: HIGHWAY SERVICE COMMERCIAL ZONE

The Highway Service Commercial or CH Zone is intended to provide necessary services and conveniences for the traveling public along main roads and highway frontages at proper intervals and locations in developments designed for safety, convenience and suitable appearance. The following regulations shall apply in all highway Service Commercial or CH Zones. (Former Section INL#314-40; Ord. 1086, Sections 9 and 10, 7/13/76; Amended by Ord. 2214, 6/6/00; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-2.4 CH: HIGHWAY SERVICE COMMERCIAL Principal Permitted Uses Hotels and motels. Emergency dependent unit villages. Car washes. Nurseries and greenhouses. Amusement parks and commercial recreational facilities. Social halls, fraternal and social organizations, and clubs. (From Section INL#314-34(a)(1) Professional and business offices, and commercial instruction. (From Section INL#314-34(a)(2)) Stores, agencies and services of a light commercial character, conducted entirely within an enclosed building, such as antique shops, art galleries, retail bakeries, banks, barber shops, beauty salons, bookstores, clothing and apparel stores, coin-operated dry cleaning and laundries, dry cleaning and laundry agencies, drugstores, florists, food markets, furniture stores, hardware and appliance stores, radio and television sales and services, restaurants and licensed premises appurtenant thereto, automobile service stations, studios, tailor shops, enclosed theaters, variety stores, and mortuaries. (From Section INL#314-34(a)(3)) Caretaker’s residence which is incidental to and under the same ownership as an existing commercial use. (From Section INL#314-34(a)(5); Added by Ord. 2166, Sec. 14, 4/7/98) Stores, agencies and services such as minor automobile repair; new automobile, trailer and boat sales, and used automobile, trailer and boat sales appurtenant thereto; bowling alleys; licensed premises not appurtenant to any restaurant, pet shops, public garages, sales of used or secondhand goods, and storage warehouses. (From Section INL#314-34(b)(3))

314-2.4 CH: HIGHWAY SERVICE COMMERCIAL Within Housing Opportunity Zones multiple dwellings on the upper floors of multistory structures where below are commercial establishments engaged in uses designated “Principally Permitted” or “Conditionally Permitted” in the C-H Zone. Tiny house villages and dependent unit villages with connection to public water and wastewater. Commercial Residential. Uses Permitted With a Special Permit Outside Housing Opportunity Zones, apartments on the upper floors of multistory structures where below are establishments engaged in commercial uses designated “Principally Permitted” or “Conditionally Permitted” in the CH Zone, as well as emergency shelters outside areas mapped to specifically allow emergency shelters as a principally permitted use. (Added by Ord. 2313A, 12/16/2003, Amended by Ord. 2335, 12/14/04) Single-room occupancy facilities which are conversions of existing buildings. Tiny house villages and dependent unit villages without connection to public water and wastewater. Uses Permitted With a Use Permit Small animal hospitals and kennels. Special occupancy parks. (Amended by Ord. 2166, Sec. 15, 4/7/98) Dwellings, manufactured homes, manufactured home parks and boarding and rooming houses. Alternative lodge parks. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the CH Zone. 314-2.4 CH: HIGHWAY SERVICE COMMERCIAL Other Regulations Minimum Lot Area 5,000 square feet. Minimum Lot Width Fifty feet (50'). Minimum Yard Setbacks* Front Fifteen feet (15').

314-2.4 CH: HIGHWAY SERVICE COMMERCIAL Other Regulations Rear None, except that where a rear yard abuts on a Residential Zone (RS, R-1, R-2, R-3, R-4) such rear yard shall not be less than twenty feet (20'). Side None, except that, where a side yard abuts on a Residential Zone (RS, R-1, R-2, R-3, R-4), such side yard shall not be less than fifteen feet (15') provided further that such side yard, of a motel shall not be less than six (6) feet. Maximum Ground Coverage (None specified.) Maximum Building Height Forty-five feet (45').

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-40(a)(1-5); INL#314-40(b)(1-3); INL#314-40(c)(1-4)) (Ord. 2693, § 6, 6/7/2022; Ord. 2721, § 5, 7/11/2023; Ord. 2742, § 4, 8/20/2024; Ord. 2747, § 5, 10/1/2024; Ord. 2748, § 4, 10/1/2024; Ord. 2743a, § 4, 8/ 20/2024) 314-3 Industrial Use Regulations
Exceptions & meaning →

3.1 MB: BUSINESS PARK ZONE

The MB Zone is intended to protect sites which are suitable for “business park” developments: well-designed mixed industrial/commercial areas composed of nuisance-free light industrial, research and development, administrative and business and professional office facilities, developed in a park-like environment. For further description of use types, see “Glossary of Use Types” in Section D: Use Types, at the end of this Chapter. (Former Section INL#314-44; Ord. 1800, Sec. 1, 6/23/87) 314-3.1 MB: BUSINESS PARK Use Type Principal Permitted Use Civic Use Types Administrative Commercial Use Types Office and Professional Service Warehousing, Storage and Distribution

314-3.1 MB: BUSINESS PARK Industrial Use Types Research/Light Industrial Residential Use Types Supportive housing is permitted above the ground floor as the primary use. Commercial Residential. Within Housing Opportunity Zones, residential uses subordinate to the permitted use including caretaker’s residences and multiple dwellings on the upper floors of multistory structures where below are commercial establishments engaged in uses designated “Principally Permitted” or “Conditionally Permitted” in the MB Zone. Use Type Uses Permitted With a Special Permit Residential Use Types Outside Housing Opportunity Zones, residential uses subordinate to the permitted use including caretaker’s residences and apartments on the upper floors of multistory structures where below are establishments engaged in uses designated “Principally Permitted” or “Conditionally Permitted” in the MB Zone. Transitional Housing Emergency Shelters Supportive housing may be located on the ground floor with a special permit. Use Type Uses Permitted With a Use Permit Commercial Use Types Retail Sales Retail Service Transient Habitation Mini-Storage Use Types Not Listed in This Table Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the MB Zone. Other Regulations

314-3.1 MB: BUSINESS PARK Minimum Lot Area 10,000 square feet. Minimum Lot Width Sixty feet (60'). Minimum Yard Setbacks* Front Thirty feet (30'). Rear Ten feet (10'). Side Thirty feet (30') where side yard adjoins a public street and ten feet (10') otherwise. Maximum Ground Coverage Fifty percent (50%). Maximum Building Height Fifty feet (50').

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-44(a)(1-4); (Former Section INL#314-44(b)(1-3); INL#314-44(c)(1-5); Ord. 1800, Sec. 1, 6/ 23/87)
Exceptions & meaning →

3.2 ML: LIMITED INDUSTRIAL ZONE

The Limited Industrial or ML Zone is intended to apply to areas in which light manufacturing and heavy commercial uses of the non-nuisance type and large administrative facilities are the desirable predominant uses. The following regulations shall apply in all Limited Industrial or ML Zones. (Former Section INL#314-43; Ord. 1086, Sec. 11, 7/13/76; Amended by Ord. 2214, 6/6/00; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-3.2 ML: LIMITED INDUSTRIAL Principal Permitted Uses Small animal hospitals completely enclosed within a building. (From Section INL#314-37(b)(2); Ord. 1086, Sec. 8, 7/13/76) Stores, agencies and services such as carpentry and cabinet-making shops, clothing manufacture, contractors’ yards, dry cleaning and laundry plants, handicraft manufacture, lumber yards, metalworking shops, wholesale outlet stores, painters’ and decorators’ yards, plumbing shops, printing, lithographing and major auto repair. (From Section INL#314-37(b)(3); Ord. 1086, Sec. 8, 7/ 13/76)

314-3.2 ML: LIMITED INDUSTRIAL Administrative, business and professional offices. (From Section INL#314-43(a)(2)) Manufacturing of electrical and electronic equipment, of household effects such as lamps, rugs and fabrics, and research and development laboratories. (From Section INL#314-43(a)(3)) Emergency shelters. Uses Permitted With a Special Permit Single-room occupancy facilities which are conversions of existing buildings. Uses Permitted With a Use Permit Dwellings, accessory dwelling units, manufactured homes, hotels, motels, and manufactured home parks. (Amended by Ord. 2335, 12/14/04) Animal hospitals and kennels. Animal feed and sales yards. Manufacture of furniture, finished paper and paper products. Mini-storage. Emergency dependent unit villages and alternative lodge parks. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the ML Zone. Other Regulations Minimum Lot Area One acre (1a). Minimum Lot Width (None specified.) Minimum Yard Setbacks* Front Fifty feet (50'); Rear Fifty feet (50'); Side Ten percent (10%) of average-lot width but not less than twenty-five feet (25'). Maximum Ground Coverage Twenty-five percent (25%).

314-3.2 ML: LIMITED INDUSTRIAL Maximum Building Height Seventy-five feet (75'). Special Regulations All manufacturing and fabricating areas shall be enclosed in buildings; and All equipment and materials storage areas adjacent to Residential (RS, R-1, R-2, R-3, R-4) Zones shall be screened by walls, fences or adequate plantings to a height of not less than six (6) feet; and Said fencing and screening shall conform to all yard requirements.

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-43(a)(1-3); INL#314-43(b); INL#314-43(c))
Exceptions & meaning →

3.3 MH: HEAVY INDUSTRIAL ZONE

The Heavy Industrial or MH Zone is intended to apply to areas devoted to normal operations of industries subject only to regulations as are needed to control congestion and protect surrounding areas. The following regulations shall apply to all Heavy Industrial or MH Zones. (Former Section INL#314-46; Ord. 1086, Sec. 12, 7/13/76; Amended by Ord. 2214, 6/6/00; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-3.3 MH: HEAVY INDUSTRIAL Principal Permitted Uses Small animal hospitals completely enclosed within a building. (From Section INL#314-37(b)(2); Ord. 1086, Sec. 8, 7/13/76) Stores, agencies and services such as carpentry and cabinet-making shops, clothing manufacture, contractors’ yards, dry cleaning and laundry plants, handicraft manufacture, lumber yards, metalworking shops, wholesale outlet stores, painters’ and decorators’ yards, plumbing shops, printing, lithographing and major auto repair. (From Section INL#314-37(b)(3); Ord. 1086, Sec. 8, 7/13/76) Administrative, business and professional offices. (From Section INL#314-43(a)(2)) Manufacturing of electrical and electronic equipment, of household effects such as lamps, rugs and fabrics, and research and development laboratories. (From Section INL#314-43(a)(3)) Animal hospitals and kennels. (From Section INL#314-43(b)(2))

314-3.3 MH: HEAVY INDUSTRIAL Animal feed and sales yards. (From Section INL#314-43(b)(3)) Manufacture of furniture, finished paper and paper products. (From Section INL#314-43(b)(4)) Industrial manufacturing uses, except as provided in the following subsection, Uses Permitted With a Use Permit. Uses Permitted With a Special Permit Single-room occupancy facilities which are conversions of existing buildings. Uses Permitted With a Use Permit Dwellings, accessory dwelling units, manufactured homes, hotels, motels, emergency shelters, manufactured home parks, and special occupancy parks. (Amended by Ord. 2335, 12/14/04) Emergency dependent unit villages and alternative lodge parks. All uses except: One (1) family dwellings; general agriculture; rooming and boarding of not more than two (2) persons; and manufactured homes. (Former Sections 314-2(c); 314-2(b)(1-4) and 314-46(b)(2)) Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the MH Zone. Other Regulations Minimum Lot Area One acre (1a). (From Section INL#314-43(c)) Minimum Lot Width (None specified.) (From Section INL#314-43(c)) Minimum Yard Setbacks* Front Fifty feet (50'); (From Section INL#314-43(c)) Rear Fifty feet (50'); (From Section INL#314-43(c)) Side Ten percent (10%) of average-lot width but not less than twenty-five feet (25'). (From Section INL#314-43(c)) Maximum Ground Coverage (None specified.) Maximum Building Height Seventy-five feet (75'). (From Section INL#314-43(c))

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11.

(Former Section INL#314-46(a)(1-3); Ord. 1086, Sec. 12, 7/13/76) (Former Section INL#314-46(b)(1-2); Ord. 894, Sec. 1, 12/19/72; Amended by Ord. 1086, Sec. 12, 7/13/76; Amended by Ord. 2166, Sec. 16, 4/7/98) (Ord. 2678, § 3, 7/13/ 2021; Ord. 2693, § 7, 6/7/2022; Ord. 2721, § 6, 7/11/2023; Ord. 2742, § 4, 8/20/2024; Ord. 2747, § 5, 10/1/2024; Ord. 2748, § 4, 10/1/2024) 314-4 Public Zones

Exceptions & meaning →

4.1 AV: AIRPORT ZONE

The Airport or AV Zone is intended to be applied on properties used or planned to be used as airports where special regulations may be necessary to protect life and property. The following regulations shall apply in all Airport or AV Zones. (Former Section INL#314-49; Ord. 1086; Sec. 13, 7/13/76) 314-4.1 AV: AIRPORT Principal Permitted Uses Airports, heliports and landing strips for aircraft. Storage, service, fueling, freight and passenger service, lighting, and radio and radar facilities. Sales and rental of aircraft and aviation supplies and equipment. Uses Permitted With a Use Permit Any other residential, agricultural, recreational, commercial or industrial use. Manufactured homes. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the AV Zone. Other Regulations Minimum Lot Area (None specified.) Minimum Lot Width (None specified.) Minimum Yard Setbacks* Front (None specified.) Rear (None specified.) Side (None specified.)

314-4.1 AV: AIRPORT Maximum Ground Coverage (None specified.) Maximum Building Height Federal aviation height safety standards shall apply except that heights in excess of thirty feet (30') may be permitted only upon securing of a Use Permit.

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. Note: Any new development must also conform with the adopted Humboldt County Airport Master Plan. (Former Section INL#314-49(a)(1-3); INL#314-49(b)(1-2); INL#314-49(c)(1))
Exceptions & meaning →

4.2 PF1: PUBLIC FACILITY (URBAN)

314-4.2 PF1: PUBLIC FACILITY (URBAN) Use Type Principal Permitted Use Civic Use Types Essential Services Administrative Community Assembly Non-Assembly Cultural Public Recreation and Open Space Health Care Services Minor Utilities Use Type Conditionally Permitted Use Residential Use Types Caretaker’s Residence Civic Use Types Extensive Impact Civic Uses Oil and Gas Pipelines; subject to the Oil and Gas Pipelines Regulations Major Electrical Distribution Lines; subject to the Electrical Distribution Lines Regulations Minor Generation and Distribution Facilities Natural Resource Use Type Coastal Access Facilities Use Types Not Listed in This Table** Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the PF1 Zone.

314-4.2 PF1: PUBLIC FACILITY (URBAN) Development Standards Minimum Lot Size 5,000 square feet. Minimum Lot Width Fifty feet (50'). Maximum Lot Depth Three (3) times the lot width. Maximum Density (None specified.) Minimum Yard Setbacks*** Front None, except that where frontage is in a block which is partially in a Residential (RS, R2, RM) Zone, the front yard shall be same as that required in such Residential Zone Rear Fifteen feet (15'), except that where a rear yard abuts an alley, such rear yard may be not less than five feet (5'). Side None, except that a side yard of an interior lot abutting on a Residential (RS, R2, RM) Zone or an Agricultural (AE) Zone shall not be less than the front yard required in such Residential Zone or Agricultural Zone. Flag Lots For Flag Lots, the Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for a vehicular turnaround on the lot. Maximum Ground Coverage (None specified.) Maximum Structure Height Forty-five feet (45'). Permitted Main Building Types Ancillary Residential; Manufactured Home. Limited Mixed Residential – Nonresidential. Nonresidential Detached, Multiple/Group. (Ord. 2422, § 2, 11/10/2009)

Exceptions & meaning →

4.3 PF2: PUBLIC FACILTY ZONE (RURAL)

The PF2 Zone is intended to apply to areas in which community-based uses are the desirable predominant uses. The purpose of this zoning classification is to allow a variety of civic uses and natural resource uses, including resource production, recreation, education and research, and natural resource uses.

314-4.3 PF2: PUBLIC FACILITY (RURAL) Principal Permitted Uses Essential services and minor utilities Community assembly Commercial and non-commercial recreation Education and research General Agriculture and Timber Production Caretakers and other incidental residence Uses Permitted With a Use Permit Extensive impact civic uses, solid waste disposal. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the PF Zone. Other Regulations Minimum Lot Area (None Specified) Minimum Lot Width (None Specified) Minimum Yard Setbacks* Front (None Specified) Rear (None Specified) Side (None Specified) Maximum Ground Coverage (None Specified) Maximum Building Height 35'

  • Note: Setbacks may be modified by other provisions of this Code or State Law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11.” 4.4 4.5 PR: PUBLIC RESOURCE AND RECREATION

The PR or Public Resource and Recreation Zone is intended to be applied on properties under the jurisdiction of Federal, State, County, or other district authority or public corporation, or agency thereof, and where the intended use is public recreation, or resource protection or production. The County has no land use jurisdiction over Federal or State owned lands. The following regulations shall apply in all PR or Public Resource and Recreation Zones over which the County has land use jurisdiction: 314-4.5 PR: PUBLIC RESOURCE AND RECREATION Use Type Principal Permitted Use Agricultural and Resource Use Types General Agriculture Timber Production Civic Use Types Public Recreation and Open Space Community Assembly Natural Resource Use Types Fish and Wildlife Habitat Management Watershed Management Wetland Restoration Resource-Related Recreation Boating Facilities Use Type Conditionally Permitted Use Residential Use Types Caretaker’s Residence Commercial Use Types Temporary RV Park Civic Use Types Administrative Essential Services Oil and Gas Pipelines; Subject to the Oil and Gas Pipeline Regulations Minor Generation and Distribution Facilities Major Electrical Distribution Lines; Subject to the Electrical Distribution Lines Regulations Extractive Use Types Surface Mining – 2; Subject to the Surface Mining Regulations Use Types Not Listed in This Table Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the PR Zone (Ord. 2572, 4/25/2017; Ord. 2629, § 4, 6/11/2019) 314-5 Natural Hazard/Flood Zones

Exceptions & meaning →

5.1 DF: DESIGN FLOODWAY ZONE

The Design Floodway or DF Zone is intended to be applied to areas which lie in a designated floodway, as defined in Section 8402 of the Water Code of the State of California, and such Design Floodway or DF Zone is intended to comply with Section 8410 of said Code. The Design Floodway or DF Zone is intended to prohibit such structures in the zone as might endanger life or significantly restrict the carrying capacity of the designated floodway. (Former Section INL#314-55; Ord. 542, Sections 9-12, 2/8/66) 314-5.1 DF: DESIGN FLOODWAY Principal Permitted Uses General agriculture, nurseries, animal sales and feed yards except as provided in the following subsection, Uses Permitted With a Use Permit. Recreational uses not requiring permanent structures. Uses Permitted With a Use Permit Permanent structures appurtenant to any Principal Permitted use in this Section. Principal Permitted Uses, which do not endanger life or significantly restrict the carrying capacity of the designated floodway. Commercial and industrial uses not requiring permanent buildings which are compatible with permitted uses or with contiguous zones. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the DF Zone. Other Regulations Minimum Lot Area Five acres (5a). (From Section INL#314-52(c)(3)) Minimum Lot Width 300 feet. (From Section INL#314-52(c)(3)) Minimum Yard Setbacks* Front Twenty feet (20'). (From Section INL#314-52(c)(3)) Rear Twenty feet (20'). (From Section INL#314-52(c)(3)) Side Ten feet (10'). (From Section INL#314-52(c)(3)) Maximum Ground Coverage (None specified.) Maximum Building Height (None specified.)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11.

Note: Any development must also conform with the County flood hazard regulations in Title III, Division 3, Chapter 5. (Former Section INL#314-55(a)(1-2); INL#314-55(b)(1-2); INL#314-55(c); Ord. 1086, Sections 14 and 15, 7/13/76)

Exceptions & meaning →

5.2 FP: FLOOD PLAIN ZONE

The Flood Plain or FP Zone is intended to be applied to areas which have been inundated by flood waters in the past and which may reasonably be expected to be inundated by flood waters in the future. The Flood Plain Zone is intended to limit the use of areas subject to such inundation and flooding to protect lives and property from loss, destruction and damage due to flood waters and to the transportation by water of wreckage and debris. The following regulations shall apply in all Flood Plain or FP Zones. (Former Section INL#314-52; Ord. 1086, Sections 14 and 15, 7/13/76) 314-5.2 FP: FLOOD PLAIN Principal Permitted Uses General agriculture, nurseries and greenhouses, animal sales and feed yards, and large-scale or small- scale employee housing, except as provided in the following subsection, Uses Permitted With a Use Permit. Temporary recreational vehicle parks. Roadside stands. Recreational uses, including public stables, docks, boat houses, golf courses, and shooting ranges. Uses Permitted With a Use Permit Residential uses including farm dwellings. Commercial and industrial uses which, in the opinion of the Planning Commission, are compatible with contiguous zones. Recreational uses requiring enclosed buildings. Special occupancy parks. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the FP Zone. Other Regulations Minimum Lot Area Five acres (5a).

314-5.2 FP: FLOOD PLAIN Minimum Lot Width 300 feet. Minimum Yard Setbacks* Front Twenty feet (20'). Rear Twenty feet (20'). Side Ten feet (10'). Maximum Ground Coverage (None specified.) Maximum Building Height (None specified.)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see subsection 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Division 11 of Title III. Note: Any development must also conform with the County flood hazard regulations in Chapter 5 of Division 3 of Title III. (Former Section INL#314-52(a)(1-4); INL#314-52(b)(1-4); INL#314-52(c)(1-3); Amended by Ord. 1086, Sections 14 and 15, 7/13/76; Amended by Ord. 2166, Sec. 17, 4/7/98) (Ord. 2781, § 3, 1/13/2026) 314-6 Residential Zone Districts
Exceptions & meaning →

6.1 RS: RESIDENTIAL SUBURBAN ZONE

The Residential Suburban or RS Zone is intended to be applied in areas of the County which are particularly suited to large-lot development. The following regulations shall apply in all Residential Suburban or RS Zones. (Former Section INL#314-21; Ord. 1057, Sec. 3, 12/8/75; Amended by Ord. 1738, Sec. 1, 5/20/86; Amended by Ord. 1848, Sec. 9, 9/13/88; Amended by Ord. 1876 Sec. 4, 9/26/89) 314-6.1 RS: RESIDENTIAL SUBURBAN Principal Permitted Uses One (1) family dwellings. Accessory dwelling unit. Servants’ quarters and guest houses. Keeping of no more than eight (8) household pets on each lot.

314-6.1 RS: RESIDENTIAL SUBURBAN Uses Permitted With a Use Permit Private institutions. Private recreation facilities, including golf courses. Manufactured home parks at a density no greater than allowed by the minimum parcel size in the zone or as may be modified by a combining zone. Tiny house villages and dependent unit villages, at a density no greater than allowed by the General Plan or as may be modified by a combining zone. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the RS Zone. Other Regulations Minimum Lot Area One acre (1a). Minimum Lot Width One hundred twenty-five feet (125'). Minimum Lot Depth One hundred ten feet (110'). Minimum Yard Setbacks* Front Twenty feet (20'). Rear Ten feet (10'). Interior Side Five feet (5'). Exterior Side Same as front or one-half (1/2) the front if all parts of the main building are more than twenty-five feet (25')t from the rear lot line, and the exterior side yard does not abut a collector or higher order street. (In questionable cases, the Public Works Director shall classify the subject street.) Double Frontage Lots Front and rear twenty feet (20'), except the rear yard setback may be reduced to ten feet (10') where such yard abuts an alley. Flag Lots For flag lots, the Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for a vehicular turnaround on the lot.

314-6.1 RS: RESIDENTIAL SUBURBAN Maximum Ground Coverage Thirty-five percent (35%). Maximum Building Height Thirty-five feet (35').

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-21(a)(1-3); INL#314-21(b)(1-3); INL#314-21(c)(1-6))
Exceptions & meaning →

6.2 R-1: RESIDENTIAL ONE-FAMILY ZONE

The Residential One-Family or R-l Zone is intended to be applied in areas of the County in which topography, access, utilities and public services make the area suitable and desirable for low density residential development. The following regulations shall apply in all Residential One-Family or R-l Zones. (Former Section INL#314-24; Ord. 1235, Sec. 1, 6/13/78; Amended by Ord. 1738, Sec. 2, 5/20/86; Amended by Ord. 1848, Sec. 10, 9/13/88; Amended by Ord. 1876, Sec. 5, 9/26/89) 314-6.2 R-1: RESIDENTIAL ONE-FAMILY Principal Permitted Uses One (1) family dwelling. Accessory dwelling unit. Single-unit supportive housing and transitional housing subject only to restrictions that apply to other residential dwellings of the same type in the same zone. Rooming and boarding of not over two (2) persons not employed on the premises. Keeping of no more than four (4) household pets on each lot. Uses Permitted With a Use Permit Guest houses and servants quarters. Public and private noncommercial recreation facilities, including golf courses. Manufactured home parks at a density no greater than allowed by the minimum parcel size in the zone or as may be modified by a combining zone. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the R-1 Zone.

314-6.2 R-1: RESIDENTIAL ONE-FAMILY Other Regulations Minimum Lot Area 5,000 square feet. Minimum Lot Width Fifty feet (50'). Maximum Lot Depth Three (3) times lot width. Minimum Yard Setbacks* Front Twenty feet (20'). Rear Ten feet (10'). Interior Side Five feet (5'). Exterior Side Same as front or one-half the front if all parts of the main building are more than twenty-five feet (25') from the rear lot line, and the exterior side yard does not abut a collector or higher order street. (In questionable cases, the Public Works Director shall classify the subject street.) Double Frontage Lots Front and rear twenty feet (20'), except the rear yard setbacks may be reduced to ten feet (10') where such yard abuts an alley. Flag Lots For flag lots, the Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for a vehicular turnaround on the lot. Maximum Ground Coverage Thirty-five percent (35%). Maximum Building Height Thirty-five feet (35').

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-24(a)(1-3); INL#314-24(b)(1-3); INL#314-24(c)(1-6))
Exceptions & meaning →

6.3 R-2: RESIDENTIAL TWO-FAMILY ZONE

The Residential Two-Family or R-2 Zone is intended to be allowed in areas of the County close to urban centers where all utilities and services are available and where an increased density is appropriate on each building site. The following regulations shall apply in all Residential Two-Family or R-2 Zones. (Former Section INL#314-27; Ord.

1057, Sec. 5, 12/8/75: Amended by Ord. 1738, Sec. 3, 5/20/86; Amended by Ord. 1848, Sec. 11, 9/13/88; Amended by Ord. 1876, Sec. 6, 9/26/89) 314-6.3 R-2: RESIDENTIAL TWO-FAMILY Principal Permitted Uses One (1) family dwellings. Two (2) family dwellings. Accessory dwelling unit. Supportive housing and transitional housing subject only to restrictions that apply to other residential dwellings of the same type in the same zone. Rooming and boarding of not more than two (2) persons not employed on the premises. Keeping of no more than four (4) household pets for each dwelling unit. Uses Permitted With a Use Permit Guest houses and servants quarters. Private institutions. Manufactured home parks at a density no greater than allowed by the minimum parcel size in the zone or as may be modified by a combining zone. Tiny house villages and dependent unit villages, at a density no greater than allowed by the General Plan or as may be modified by a combining zone. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the R-2 Zone. Other Regulations Minimum Lot Area 5,000 square feet. Minimum Lot Width Fifty feet (50'). Maximum Lot Depth Three (3) times lot width. Minimum Yard Setbacks* Front Twenty feet (20').

314-6.3 R-2: RESIDENTIAL TWO-FAMILY Rear Ten feet (10'). Interior Side Five feet (5'). Exterior Side Same as front or one-half the front if all parts of the main building are more than twenty-five feet (25') from the rear lot line, and the exterior side yard does not abut a collector or higher order street. (In questionable cases, the Public Works Director shall classify the subject street.) Double Frontage Lots Front and rear twenty feet (20'), except the rear yard setbacks may be reduced to ten feet (10') where such yard abuts an alley. Flag Lots For Flag Lots, the Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for a vehicular turnaround on the lot. Maximum Ground Coverage Forty percent (40%). Maximum Building Height Thirty-five feet (35').

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-27(a)(1-4); INL#314-27(b)(1-3); INL#314-27(c)(1-6))
Exceptions & meaning →

6.4 R-3: RESIDENTIAL MULTIPLE FAMILY ZONE

The Residential Multiple Family or R-3 Zone is intended to apply in areas of the County where it is reasonable to permit and protect low density apartment developments. The following regulations shall apply in all Residential Multiple Family or R-3 Zones. (Former Section INL#314-30; Ord. 519, Sec. 440, 5/11/65; Amended by Ord. 1848, Sec. 12, 9/13/88; Amended by Ord. 1876, Sec. 7, 9/26/89; Amended by Ord. 2166, Sec. 12, 4/7/98; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-6.4 R-3: RESIDENTIAL MULTIPLE FAMILY Principal Permitted Uses Two (2) family dwellings. (Amended by Ord. 2166, 4/7/98) Accessory dwelling unit. Dwelling groups and multiple dwellings containing four (4) or fewer units per building.

314-6.4 R-3: RESIDENTIAL MULTIPLE FAMILY Tiny house villages and dependent unit villages with connection to public water and wastewater. Supportive housing and transitional housing subject only to restrictions that apply to other residential dwellings of the same type in the same zone. Emergency dependent unit villages. Keeping of no more than two (2) household pets for each dwelling unit. Emergency shelters. Single-room occupancy facilities. Uses Permitted With a Special Permit Tiny house villages and dependent unit villages without connection to public water and wastewater. Uses Permitted With a Use Permit Hotels, motels, manufactured home parks, and rooming and boarding houses. (Amended by Ord. 2335, 12/14/04) Alternative lodge parks. Private institutions. Professional offices. One (1) family dwellings and accessory dwelling units where it can be shown that the property could be developed in the future with multifamily dwellings. The Hearing Officer may require submittal of a development plan which shows how the multifamily dwelling units could be sited on the property in conformance with County requirements. (Added by Ord. 2166, Sec. 12, 4/7/98) Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the R-3 Zone. Other Regulations Minimum Lot Area 5,000 square feet, but not less than 500 square feet for each dwelling unit. Minimum Lot Width Fifty feet (50'). Maximum Lot Depth Three (3) times lot width.

314-6.4 R-3: RESIDENTIAL MULTIPLE FAMILY Minimum Yard Setbacks* Front Twenty feet (20'). Rear Ten feet (10'). Interior Side Five feet (5'). Exterior Side Same as front or one-half the front if all parts of the main building are more than twenty-five feet (25) from the rear lot line, and the exterior side yard does not abut a collector or higher order street. (In questionable cases, the Public Works Director shall classify the subject street.) Double Frontage Lots Front and rear twenty feet (20'), except the rear yard setbacks may be reduced to ten feet (10') where such yard abuts an alley. Flag Lots For flag lots, the Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for a vehicular turnaround on the lot. Special yards for multiple dwellings on the same lot The distance between separate dwelling units in a group on the same lot shall be not less than ten (10) feet. (Amended by Ord. 2214, 6/6/00) The distance between the front of any dwelling unit in the group and any other building shall be not less than twenty feet (20'). The distance between the front of any dwelling unit in the group and any side lot line shall be not less than twelve feet (12'). All of the above distances shall be increased by two feet (2') for each two feet (2') that any building on the lot exceeds two (2) stories. Maximum Ground Coverage Sixty percent (60%). Maximum Building Height Forty-five feet (45'). Maximum Density The maximum density as specified by the General Plan. The maximum density for the parcel shall be calculated as the maximum density permitted by the General Plan land use designation (i.e. number of dwelling units per acre) divided by the total area within the lot and within one-half of any adjacent street(s). (Added by Ord. 2313A, 12/16/03) Design Considerations (Advisory only) The following items shall guide the design of projects involving more than four (4) units:

314-6.4 R-3: RESIDENTIAL MULTIPLE FAMILY

  • Avoid letting garages, driveways and parking lots dominate the streetscape.
  • Design to minimize conflicts between vehicles and pedestrians.
  • Design public open areas to the same level of quality as any other “space” in the development.
  • Provide direct access to open space from the dwelling units that the open space is intended to serve.
  • Provide visual access to shared open spaces from individual units, preferably from the kitchen, living room or dining room.
  • Avoid lighting which shines directly into dwelling units on- and off-site.
  • Private outdoor space, including patios, porches, decks, balconies and yards should be of adequate size and within easy access of each dwelling unit.
  • Good landscaping is critical to the quality of any multifamily project. (Added by Ord. 2313A, 12/16/03)
  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-30(a)(1-3); INL#314-30(b)(1-4); INL#314-30(c)(1-7; Amended by Ord. 2166, 4/7/98)
Exceptions & meaning →

6.5 R-4: APARTMENT PROFESSIONAL ZONE

The Apartment Professional or R-4 Zone is intended to apply in areas suitable for higher density residential uses and for professional and business offices and institutional uses. The following regulations shall apply in all Apartment Professional or R-4 Zones. (Former Section INL#314-31; Ord. 519, Sec. 440, 5/11/65; Amended by Ord. 1848, Sec. 13, 9/13/88; Amended by Ord. 1876, Sec. 8, 9/26/89; Amended by Ord. 2166, Sec. 13, 4/7/98; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-6.5 R-4: APARTMENT PROFESSIONAL Principal Permitted Uses Two (2) family dwellings and multiple dwellings, accessory dwelling units accessory to multifamily dwellings, and dwelling groups. (Amended by Ord. 2166, Sec. 13, 4/7/98) Tiny house villages and dependent unit villages with connection to public water and wastewater. Supportive housing and transitional housing subject only to restrictions that apply to other residential dwellings of the same type in the same zone.

314-6.5 R-4: APARTMENT PROFESSIONAL Professional and business offices. Commercial instruction. Boarding and rooming houses. Keeping of no more than two (2) household pets for each dwelling unit. Manufactured home parks. Single-room occupancy facilities. Uses Permitted With a Special Permit Tiny house villages and dependent unit villages without connection to public water and wastewater. Uses Permitted With a Use Permit Hotels, motels and emergency shelters. (Amended by Ord. 2335, 12/14/04) Alternative lodge parks. Private institutions. Social halls and fraternal and social organizations. Noncommercial recreation facilities. Mortuaries. Small animal hospitals completely enclosed within a building. One (1) family dwellings where it can be shown that the property could be developed in the future with multifamily dwellings. The Hearing Officer may require submittal of a development plan which shows how the multifamily dwelling units could be sited on the property in conformance with County requirements. (Added by Ord. 2166, Sec. 13, 4/7/98) Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the R-4 Zone.

314-6.5 R-4: APARTMENT PROFESSIONAL Other Regulations Minimum Lot Area 5,000 square feet, but not less than 500 square feet for each dwelling unit. Minimum Lot Width Fifty feet (50'). Maximum Lot Depth Three (3) times lot width. Minimum Yard Setbacks* Front Twenty (20) feet. Rear Ten (10) feet. Interior Side Five (5) feet. Exterior Side Same as front or one-half (l/2) the front if all parts of the main building are more than twenty-five (25) feet from the rear lot line, and the exterior side yard does not abut a collector or higher order street. (In questionable cases, the Public Works Director shall classify the subject street.) Double Frontage Lots Front and rear twenty (20 feet, except the rear yard setbacks may be reduced to ten (10) feet where such yard abuts an alley. Flag Lots For Flag Lots, the Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for a vehicular turnaround on the lot. Special yards for multiple dwellings on the same lot The distance between separate dwelling units in a group on the same lot shall be not less than ten feet (10'). (Amended by Ord. 2214, 6/6/00) The distance between the front of any dwelling unit in the group and any other building shall be not less than twenty feet (20'). The distance between the front of any dwelling unit in the group and any side lot line shall be not less than twelve feet (12'). All of the above distances shall be increased by two feet (2') for each two feet (2') that any building on the lot exceeds two (2) stories. Maximum Ground Coverage Sixty percent (60%). Maximum Building Height Forty-five feet (45').

314-6.5 R-4: APARTMENT PROFESSIONAL Other Regulations Maximum Density The maximum density as specified by the General Plan. The maximum density for the parcel shall be calculated as the maximum density permitted by the General Plan land use designation (i.e. number of dwelling units per acre) divided by the total area within the lot and within one-half of any adjacent street(s). (Added by Ord. 2313A, 12/16/03) Design Considerations (Advisory Only) The following items shall guide the design of projects involving more than four (4) units:

  • Avoid letting garages, driveways and parking lots dominate the streetscape.
  • Design to minimize conflicts between vehicles and pedestrians.
  • Design public open areas to the same level of quality as any other “space” in the development.
  • Provide direct access to open space from the dwelling units that the open space is intended to serve.
  • Provide visual access to shared open spaces from individual units, preferably from the kitchen, living room or dining room.
  • Avoid lighting which shines directly into dwelling units on- and off-site.
  • Private outdoor space, including patios, porches, decks, balconies and yards should be of adequate size and within easy access of each dwelling unit.
  • Good landscaping is critical to the quality of any multifamily project. (Added by Ord. 2313A, 12/16/03)
  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-31(a)(1-6); INL#314-31(b)(1-7); INL#314-31(c))
Exceptions & meaning →

6.6 RA: RURAL RESIDENTIAL AGRICULTURE

Principal Permitted Uses. The following use types are permitted pursuant to the Development Permit Procedures in Chapter 2 of this division. (Former Section INL#314-20; Added by Ord. 2205, Sec. 1, 4/11/00) 314-6.6 RA: RURAL RESIDENTIAL AGRICULTURE Use Type Principal Permitted Use

314-6.6 RA: RURAL RESIDENTIAL AGRICULTURE Residential Use Types Single-Family Residential Accessory Dwelling Unit (Amended by Ord. 2167, Sec. 16, 4/7/98) Civic Use Types Minor Utilities Agricultural Use Types General Agriculture Industrial Use Types Cottage Industry; subject to the Cottage Industry Regulations (Amended by Ord. 2167, Sec. 16, 4/7/98) Use Type Conditionally Permitted Use Residential Use Types Guest House Civic Use Types Essential Services Community Assembly Public Recreation and Open Space Solid Waste Disposal; subject to the Solid Waste Disposal Regulations Oil and Gas Pipelines; subject to the Oil and Gas Pipeline Regulations Major Electrical Distribution Lines; subject to the Electrical Distribution Lines Regulations Minor Generation and Distribution Facilities Commercial Use Types Neighborhood Commercial Private Recreation Agricultural Use Types Stables and Kennels Intensive Agriculture Commercial Timber Use Type Timber Production Extractive Use Type Surface Mining – 2; subject to the Surface Mining Regulations Natural Resource Use Types Fish and Wildlife Management Watershed Management Wetland Restoration Coastal Access Facilities Use Types Not Listed in This Table Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the RA Zone.

314-6.6 RA: RURAL RESIDENTIAL AGRICULTURE Development Standards Minimum Lot Size and Minimum Lot Width Zone Designation Minimum Lot Size Minimum Lot Width RA-1 1.0 acre 150 feet RA-2 2.0 acres 175 feet RA-2.5 2.5 acres 175 feet RA-5 5.0 acres 250 feet RA-10 10.0 acres 350 feet RA-20 20.0 acres 475 feet RA-40 40.0 acres 750 feet Maximum Lot Depth Four (4) times the lot width. Maximum Density Either one (1) dwelling unit per lawfully created lot or two (2) dwelling units per lawfully created lot if a Special Permit is secured for a second residential unit. (Amended by Ord. 2167, Sec. 16, 4/7/98) Minimum Yard Setbacks* Minimum Lot Size Less Than

Exceptions & meaning →

2.5 Acres

Minimum Lot Size 2.5 Acres or Greater Front Twenty (20) feet Twenty (20) feet; thirty (30) feet for flag lots Rear Ten (10) feet Thirty (30) feet Interior Side Five (5) feet Thirty (30) feet Exterior Side Twenty (20) feet Thirty (30) feet Flag Lots The Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for vehicular turnaround on the lot. The Director, in consultation with the Public Works Department, shall establish the minimum yard that is required for vehicular turnaround on the lot.

314-6.6 RA: RURAL RESIDENTIAL AGRICULTURE Double Frontage Lots Front and rear yards shall be twenty (20) feet, except that the rear yard setback may be reduced to ten (10) feet where such yard abuts an alley. Front and rear yards shall be twenty (20) feet, except that the rear yard setback may be reduced to ten (10) feet where such yard abuts an alley. Maximum Ground Coverage Thirty-five percent (35%) Maximum Structure Height Thirty-five (35) feet Permitted Main Building Types Residential Single Detached Limited Mixed Residential – Nonresidential Nonresidential Detached or Multiple/Group

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “G - Alquist-Priolo Fault Hazard,” and the “Fire Safe” Regulations at Division 11 of Title III. (From Sections CZ#A313-17(A)(1-4); CZ#A313-17(B)(1-7); CZ#A313-17(C)(1-6); Amended by Ord. 2167, Sec. 16, 4/7/
  1. (Ord. 2678, § 4, 7/13/2021; Ord. 2693, § 9, 6/7/2022; Ord. 2721, § 7, 7/11/2023; Ord. 2732, § 7, 3/5/2024; Ord. 2742, § 4, 8/20/2024; Ord. 2748, § 4, 10/1/2024; Ord. 2743a, § 4, 8/20/2024) 314-7 Resource Use Regulations
Exceptions & meaning →

7.1 AE: AGRICULTURE EXCLUSIVE ZONE

The Agriculture Exclusive or AE Zone is intended to be applied in fertile areas in which agriculture is and should be the desirable predominant use and in which the protection of this use from encroachment from incompatible uses is essential to the general welfare. The following regulations shall apply in all Agriculture Exclusive or AE Zones. (Former Section INL#314-15; Ord. 1085, Sec. 5, 7/13/76; Amended by Ord. 1848, Sec. 8, 9/13/88; Amended by Ord. 2214, 6/6/00) 314-7.1 AE: AGRICULTURE EXCLUSIVE Principal Permitted Uses All general agricultural uses, including accessory agricultural uses and structures listed at subsections 314-43.1.3 (Permitted Agricultural Accessory Uses) and 314-69.1.1 (Permitted Agricultural Accessory Structures), except those specified in the following subsection, Uses Permitted With a Use Permit. (Amended by Ord. 2189, Sec. 1, 2/9/99; Amended by Ord. 2214, 6/6/00)

314-7.1 AE: AGRICULTURE EXCLUSIVE Timber production. Single-family residence. Accessory dwelling unit. On lots forty (40) acres or larger in size, two (2) single detached dwellings are permitted within the same contiguous two (2) acre building envelope containing the primary residence. (Amended by Ord. 1949, Sec. 1, 12/4/91; Amended by Ord. 2189, Sec. 1, 2/9/99) Manufactured homes. Uses Permitted With a Use Permit Hog farms, turkey farms, frog farms and fur farms. Aquaculture. Animal feed yards and sales yards. Agricultural and timber products processing plants. Agriculture-related recreation, resource-related recreation. Agriculture-related visitor-serving: cheese factories and sales rooms, wineries and wine tasting and sales rooms, produce sales, etc., which do not change the character of the principal use. Public recreation and public access facilities. Rental and sales of irrigation equipment and storage incidental thereto. Animal hospitals. Stables and kennels. Farm employee housing, labor camps and labor supply camps (Table 4-G in the General Plan), (if unable to be principally permitted as small-scale or large-scale employee housing or with a Zoning Clearance Certificate as Eligible Agricultural Employee Housing Development). Fish and wildlife habitat management, watershed management, wetland restoration. Utilities and energy facilities: the erection, construction, alteration, or maintenance of gas, electric, water facilities, and wind or hydroelectric solar or biomass generation, and other fuel or energy production facilities. Metallic mining, surface mining.

314-7.1 AE: AGRICULTURE EXCLUSIVE Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the AE Zone. Other Regulations No Subdivisions Subdivisions may only be approved by official map, record of survey or recorded subdivision, for the managed production of resources, where parcels are subject to a binding and recorded restriction prohibiting the development of residential structures or residential accessory structures. Agricultural Land Conversion Conditionally permitted uses that would convert zoned agriculture exclusive or AE Zone land to nonagricultural uses shall not be approved unless the Planning Commission makes the following findings: A. There are no feasible alternatives that would prevent or minimize conversion; B. The facts support an overriding public interest in the conversion; and C. For lands outside of designated urban development boundaries, sufficient off-setting mitigation has been provided to prevent a net reduction in the agricultural land base and agricultural production. This requirement shall be known as the “no net loss” agricultural lands policy. “No net loss” mitigation is limited to one (1) or more of the following:

  1. Replanning of vacant agricultural lands from a nonagricultural land use designation to an agricultural plan designation along with the recordation of a permanent conservation easement on this land for continued agricultural use; or
  2. The retirement of nonagricultural uses on lands planned for agriculture and recordation of a permanent conservation easement on this land for continued agricultural use; or
  3. Financial contribution to an agricultural land fund in an amount sufficient to fully offset the agricultural land conversion for those uses enumerated in subsections (C)(1) and (C)(2). The operational details of the land fund, including the process for setting the amount of the financial contribution, shall be established by ordinance. Conversion of Prime Agricultural Land Development on agriculture exclusive or AE Zone land shall be designed to the maximum extent feasible to minimize the placement of buildings, impermeable surfaces or nonagricultural uses on land as defined in Government Code Section 51201(c)(1) through (c)(5) as prime agricultural lands.

314-7.1 AE: AGRICULTURE EXCLUSIVE Except for the construction of the primary single-family residence or a second residence within the same contiguous two (2) acre building envelope containing the existing primary residence, prime agricultural land shall not be converted without provisions for mitigation offsets, as specified in the “no net loss” agricultural lands policy above. Minimum Lot Area Sixty (60) acres. Exceptions to the minimum parcel size for the purpose of historic preservation may be approved, where the following findings are made: A. The site or structure qualifies and is included on a local, State or Federal historic registry; and B. The viability of continued agricultural operations is not inhibited; and C. No additional density beyond what would be permitted as part of the existing agricultural operations is created. Minimum Lot Width One hundred (100) feet. Maximum Lot Depth (None specified.) Minimum Yard Setbacks* Front Thirty (30) feet; Rear Twenty (20) feet; Side Ten percent (10%) of the lot width on each side but not more than twenty (20) feet shall be required. Farm Outbuildings Farm outbuildings shall not be less than twenty (20) feet from any dwelling on the premises. Maximum Ground Coverage Two (2) acres maximum. Maximum Building Height (None specified.)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see subsection 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Division 11 of Title III. (Former Sections INL#314-15(a)(1-3); INL#314-15(b)(1-6); INL#314-15(c)(1-6); INL#316-2.1(1-10); Ord. 2189, Sec. 1, 2/9/99)
Exceptions & meaning →

7.2 AG: AGRICULTURE GENERAL ZONE

The Agriculture General or AG Zone is intended to be applied in areas in which agriculture is the desirable predominant use and rural residential uses are secondary. The following regulations shall apply in all Agriculture General or AG Zones. (Former Section INL#314-18 and INL#316-2.1(1-10; Ord. 1086, Sec. 6, 7/13/76; Amended by Ord. 2189, Sec. 1, 2/9/99; Amended by Ord. 2214, 6/6/00) 314-7.2 AG: AGRICULTURE GENERAL Principal Permitted Uses General agriculture, including accessory agricultural uses and structures listed at subsections 314-43.1.3 (Permitted Agricultural Accessory Uses) and 314-69.1.1 (Permitted Agricultural Accessory Structures). (Amended by Ord. 2189, Sec. 1, 2/9/99; Amended by Ord. 2214, 6/6/00) One (1) family dwellings and farm dwellings, accessory dwelling units. Rooming and boarding of not more than two (2) persons not employed on the premises. Manufactured homes. Uses Permitted With a Use Permit Guest houses, servants’ quarters, labor camps and labor supply camps (if unable to be principally permitted as small-scale or large-scale employee housing or with a Zoning Clearance Certificate as Eligible Agricultural Employee Housing Development). Hog farms, turkey farms, frog farms and fur farms. Animal feed lots and sales yards. Agricultural and timber products processing plants. Rental and sales of irrigation equipment and storage incidental thereto. Animal hospitals and kennels. Golf courses. (Amended by Ord. 2189, Sec. 1, 2/9/99) Private institutions and cemeteries. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the AG Zone. Other Regulations Minimum Lot Area Two and one-half (2 ½) acres.

314-7.2 AG: AGRICULTURE GENERAL Minimum Lot Width Sixty (60) feet. Maximum Lot Depth (None specified.) Minimum Yard Setbacks* Front Twenty (20) feet; Rear Twenty (20) feet; Side Six (6) feet. Farm Outbuildings Farm outbuildings shall not be less than twenty (20) feet from any dwelling on the premises. Maximum Ground Coverage Thirty-five percent (35%). Maximum Building Height Thirty-five (35) feet. (Ord. 1086, Sec. 6, 7/13/76)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see subsection 314-22.1: “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Division 11 of Title III. (Former Section INL#314-18(a)(1-4); INL#314-18(b)(1-8); INL#314-18(c); INL#316-2.1(1-10))
Exceptions & meaning →

7.3 FR: FORESTRY RECREATION ZONE

The Forestry Recreation or FR Zone is intended to be applied to forested areas of the County in which timber production and recreation are the desirable predominant uses and agriculture is the secondary use, and in which protection of the timber and recreational lands is essential to the general welfare. The following regulations shall apply in all Forestry Recreation or FR Zones. (Former Section INL#314-7; Ord. 1086, Sec. 4, 7/13/76; Amended by Ord. 2166, Sec. 10, 4/7/98; Amended by Ord. 2472, Sec. 1, 2/14/12) 314-7.3 FR: FORESTRY RECREATION Principal Permitted Uses One (1) family dwellings and farm dwellings. Accessory dwelling units. General agriculture, nurseries and greenhouses, and roadside stands. Public and private noncommercial recreational uses, including golf courses and public stables.

314-7.3 FR: FORESTRY RECREATION Social halls, fraternal and social organizations, and clubs. Manufactured homes. Uses Permitted With a Special Permit Single-room occupancy facilities. Uses Permitted With a Use Permit Hotels, motels, special occupancy parks and manufactured home parks. (Amended by Ord. 2166, Sec. 10, 4/7/98) Two (2) family and multiple dwellings. Restaurants, food markets and automobile service stations, and commercial recreational facilities. Agricultural and timber products processing plants. Private institutions and cemeteries. Hog farms, turkey farms, frog farms and fur farms. Animal hospitals and kennels. Wrecking and salvage yards. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the FR Zone. Other Regulations Minimum Lot Area One (1) acre. Minimum Lot Width Two hundred (200) feet. Maximum Lot Depth (None specified.) Minimum Yard Setbacks* Front Twenty (20) feet. Rear Twenty (20) feet. Side Ten (10) feet.

314-7.3 FR: FORESTRY RECREATION Maximum Ground Coverage (None specified.) Maximum Building Height Thirty-five (35) feet. (Ord. 1086, Sec. 4, 7/13/76)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11. (Former Section INL#314-7(a)(1-5); INL#314-7(b)(1-8); INL#314-7(c)(1-4); Amended by Ord. 2166, Sec. 10, 4/7/98)
Exceptions & meaning →

7.5 TE: TIMBERLAND EXCLUSIVE ZONE

The Timberland Exclusive or TE Zone is intended to provide standards and restrictions for the preservation of timberlands for growing and harvesting timber on properties one hundred sixty (160) acres or larger in size planned Timberland on the General Plan Land Use Map that is not zoned TPZ pursuant to Section 314-7.4 and the California Timberland Productivity Act of 1982, Government Code Section 51100 et seq. 314-7.5 TE: TIMBERLAND EXCLUSIVE ZONE Principal Permitted Uses Growing and harvesting of timber and accessory uses compatible thereto. Accessory agricultural uses and structures listed at Sections 314-43.1.3 (Permitted Agricultural Accessory Uses) and 314-69.1.1 (Permitted Agricultural Accessory Structures). One (1) family dwelling or manufactured home, accessory dwelling unit, and normal accessory uses and structures for owner or caretaker subject to the special restrictions of Section 314-7.4.1.6, Special Restrictions Regarding Residences. Management for watershed and wetland restoration. Management for fish and wildlife habitat. A use integrally related to the growing, harvesting and processing of forest products, including but not imited to roads, log landings, and log storage areas (portable chippers and portable sawmills are considered a part of “processing”). The erection, construction, alteration, or maintenance of gas, electric, or water facilities. Grazing and other agricultural uses. Temporary labor camps, less than one (1) year in duration, accessory to timber harvesting or planting operations.

314-7.5 TE: TIMBERLAND EXCLUSIVE ZONE Recreational use of the land by the public, with or without charge, for any of the following: walking, hiking, picnicking, swimming, boating, fishing, hunting and skiing. Cottage industry, subject to cottage industry regulations. Uses Permitted With a Use Permit Timber production processing plants (buildings) for commercial processing of wood and wood products, including but not limited to sawmills, lumber and plywood mills, but not including a pulp mill. Incidental camping area, tent camp, temporary recreational vehicle park, special occupancy parks, and similar recreational uses. Timber-related visitor-serving: burl shops, timber museums, interpretive centers, etc., which do not change the character of the principal use. Public recreation and public access facilities. The erection, construction, alteration, or maintenance of wind or hydroelectric solar or biomass generation, and other fuel or energy production facilities. Oil and gas drilling and processing, metallic mining, surface mining. Any use not specifically enumerated in this division, if it is similar to and compatible with the uses permitted in the TE Zone. Other Regulations Minimum Lot Area Forty (40) acres. Minimum Lot Width One hundred (100) feet. Maximum Lot Depth (None specified.) Minimum Yard Setbacks* Front Thirty (30) feet; Rear Twenty (20) feet; Side Ten percent (10%) of the lot width on each side but not more than twenty (20) feet shall be required.

314-7.5 TE: TIMBERLAND EXCLUSIVE ZONE Outbuildings Outbuildings shall not be less than twenty (20) feet from any dwelling on the premises. Maximum Ground Coverage Thirty-five percent (35%). Maximum Building Height (None specified.)

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1: “Alquist-Priolo Fault Hazard” and the “Fire Safe” Regulations at Title III, Division 11.
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8.1 U: UNCLASSIFIED ZONE

As provided in this Code, all of the unincorporated area of the County not otherwise zoned is designated as the Unclassified or U Zone. This area has not been sufficiently studied to justify precise zoning classifications. The following Code sections have been adopted to protect the health, safety and general welfare of the citizens and to insure orderly development in conformance with the General Plan. (Former Section INL#314-2(a); Ord. 894, Sec. 1, 12/19/72) 314-8.1 U: UNCLASSIFIED ZONE Principal Permitted Uses One (1) family dwelling. Accessory dwelling unit. General agriculture. Rooming, and boarding of not more than two (2) persons. Manufactured home.

314-8.1 U: UNCLASSIFIED ZONE Tiny house villages and dependent unit villages, with a land use designation of Residential-Medium Density (RM) or Residential-Low Density (RL) at a density no greater than allowed by the General Plan or as may be modified by a combining zone, with connection to public water and wastewater. Uses Permitted With a Special Permit Tiny house villages and dependent unit villages, with a land use designation of Residential-Medium Density (RM) or Residential-Low Density (RL) at a density no greater than allowed by the General Plan or as may be modified by a combining zone, without connection to public water and wastewater. Uses Permitted With a Use Permit Emergency dependent unit villages and alternative lodge parks with a land use designation of Residential- Medium (RM), Commercial General (CG) or Commercial Services (CS). Tiny house villages and dependent unit villages, at a density no greater than allowed by the General Plan or as may be modified by a combining zone, with connection to public water and wastewater. All other uses not specified in the subsection, Principal Permitted Uses, may be permitted upon the granting of a Use Permit. Other Regulations for All Permitted Uses Minimum Lot Area Six thousand (6,000) square feet. Minimum Lot Width Fifty (50) feet. Maximum Lot Depth Three (3) times the width. Minimum Lot Depth One hundred (100) feet. Minimum Yard Setbacks* Front Twenty (20) feet. Rear Ten (10) feet. Side Five (5) feet. Minimum Distance Between Major Buildings Twenty (20) feet. Maximum Ground Coverage Forty percent (40%).

314-8.1 U: UNCLASSIFIED ZONE Maximum Building Height (None specified.) Other Regulations for Uses Permitted With a Use Permit The building height, site area, setbacks and other requirements for all other uses shall be as required by the Planning Commission in the granting of a Use Permit.

  • Note: Setbacks may be modified by other provisions of this Code or State law. For example, see Section 314-22.1, “G - Alquist-Priolo Fault Hazard,” and the “Fire Safe” Regulations at Division 11 of Title III. (Former Sections INL#314-2(b)(1-4); INL#314-2(c); INL#314-3(a)(1-4); INL#314-3(b)) (Ord. 2678, § 6, 7/13/2021; Ord. 2742, § 4, 8/20/2024; Ord. 2743a, § 4, 8/20/2024) 314-9 Mixed Use Zone Districts
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