Earlier editions: 2026-09
Title 20 — ZONING ORDINANCE›Division I — MENDOCINO COUNTY ZONING CODE
Mendocino County Municipal Code Ch. 20.080 R-3 Multiple-Family Residential District
Mendocino County Municipal Code · 2026-10 edition · updated 2026-10-04 · Mendocino County
Cite as: Mendocino County Municipal Code Chapter 20.080 · Text as of 2026-10-04
Footnotes:
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Editor's note— Ord. No. 4538, § 18(Exh. A), adopted September 10, 2024, repealed Ch. 20.080 and enacted a new Ch. 20.080 as set out herein and as may later be amended. Former Ch. 20.080 pertained to similar subject matter and derived from Ord. No. 3639, adopted 1987; and Ord. No. 4225, adopted July 20, 2009.
Sec. 20.080.005 - Intent.¶
This district is intended to create and enhance areas suitable for higher density residential uses, and for professional offices and institutional uses.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.010 - Permitted Uses.¶
The following use types are permitted in the R-3 District:
(A) Residential Use Types (See Chapter 20.016).
Assisted Living Residential Care Facility;
Day Care Facility;
Employee Housing;
Family residential—multi-family;
Low Barrier Navigation Center;
Supportive Housing;
Transitional Housing.
(B) Civic Use Types (See Chapter 20.020).
Administrative services, government;
Clinic services;
Community recreation;
Cultural exhibits and library services;
Day care facilities/small schools;
Essential services;
Fire and police protection services;
Group care;
Lodge, fraternal and civic assembly;
Minor impact utilities;
Religious assembly.
(C) Commercial Use Types (See Chapter 20.024).
Administrative and business offices;
Community recreation—outdoor sports and recreation;
Medical services;
Personal services.
(D) Agricultural Use Types (See Chapter 20.032).
Animal raising—personal;
Forest production and processing—limited;
Horticulture;
Packing and processing—limited;
Row and field crops;
Tree crops.
(E) Accessory uses as provided in Chapter 20.164.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.015 - Uses Subject to an Administrative Permit.¶
The following use types are permitted in the R-3 District upon issuance of an Administrative Permit:
(A) Residential Use Types (See Chapter 20.016).
Family residential—single family;
Family residential—two-family;
Family residential—dwelling groups.
(B) Civic Use Types (See Chapter 20.020).
Cemetery.
(C) Commercial Use Types (See Chapter 20.024).
Automotive and equipment—parking.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.020 - Uses Subject to a Use Permit.¶
The following use types are permitted in the R-3 District upon issuance of a use permit:
(A) Residential Use Types (See Chapter 20.016).
Mobile home park.
(B) Civic Use Types (See Chapter 20.020).
Educational facilities;
Major impact facilities;
Major impact services and utilities.
(C) Commercial Use Types (See Chapter 20.024).
Commercial recreation—indoor entertainment;
Transient habitation—campground;
Transient habitation—lodging (limited).
(D) Extractive Use Type (See Chapter 20.036).
Mining and processing.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.025 - Minimum Lot Area.¶
(A) For parcels within water and sewer districts: four thousand (4,000) square feet for mobile home parks; six thousand (6,000) square feet for all other residential use.
(B) For parcels within water or sewer districts: twelve thousand (12,000) square feet.
(C) For parcels not in a water or sewer district: forty thousand (40,000) square feet.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.030 - Maximum Dwelling Density.¶
(A) For parcels within water and sewer districts:
Single-family and Mobile Home Parks: one (1) unit per four thousand (4,000) square feet.
Two-family; multi-family: one (1) unit per one thousand five hundred (1,500) square feet.
(B) For parcels within water or sewer districts:
Single-family: one (1) unit per twelve-thousand (12,000) square feet.
Two-family; Multi-family: one (1) units per twelve-thousand (12,000) square feet.
(C) For parcels not in a water or sewer district:
Single-family: one (1) unit per 40,000 square feet.
Two-family; Multi-family: not permitted.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.035 - Minimum Front and Rear Yards.¶
Twenty (20) feet each. See setback exceptions in section 20.152.015.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.040 - Minimum Side Yards.¶
Six (6) feet each. See setback exceptions in section 20.152.015.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
Sec. 20.080.045 - Building Height Limit.¶
Fifty (50) feet. See height exceptions in section 20.152.025.
(Ord. No. 4538, § 18(Exh. A), 9-10-2024)
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