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Title II — ADMINISTRATION›Part 1 — PRINCIPAL ZONES

Humboldt County Municipal Code § 9.1 MU1: Mixed Use (urban)

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

Cite as: Humboldt County Municipal Code § 9.1 · Text as of 2026-10-04

The purpose of the Mixed Use (Urban) or MU1 Zone is to provide for pedestrian-oriented, mixed use development (commercial, office, and higher density residential). The permitted uses and other regulations may be modified through community specific planning by the application of the appropriate Special Area Combining Zone, such as a D – Design Control or Q – Qualified Combining Zone. 314-9.1 MU1: MIXED USE (URBAN) Use Type Principal Permitted Use Residential Use Types Two (2) Family Dwellings and Multiple Dwellings and Dwelling Groups Single-Family Residential Accessory Dwelling Unit Tiny House Villages and Dependent Unit Villages With Connection to Public Water and Wastewater Emergency Dependent Unit Villages Supportive and Transitional Housing Subject Only to Restrictions That Apply to Other Residential Dwellings of the Same Type in the Same Zone Guest House Emergency Shelter Commercial Use Types Neighborhood Commercial Retail Sales and Retail Services

314-9.1 MU1: MIXED USE (URBAN) Transient Habitation Office and Professional Service Bed and Breakfast Establishment; Subject to the Bed and Breakfast Establishment Regulations Commercial and Private Recreation Civic Use Types Minor Utilities Essential Services Conducted Entirely Within an Enclosed Building Community Assembly Public and Parochial Parks, Playgrounds and Playing Fields Noncommercial Recreation Industrial Use Types Cottage Industry; Subject to the Cottage Industry Regulations Use Type Special Permitted Use Residential Use Types Tiny House Villages and Dependent Unit Villages Without Connection to Public Water and Wastewater Use Type Conditionally Permitted Use Civic Use Types Public Recreation and Open Space Minor Generation and Distribution Facilities 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 MU Zone. Development Standards Minimum Lot Area Two thousand (2,000) square feet. Minimum Lot Width Twenty-five feet (25'). Minimum Yard Setbacks*

314-9.1 MU1: MIXED USE (URBAN) 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 One hundred percent (100%). Maximum Structure 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, “G - Alquist-Priolo Fault Hazard,” and the “Fire Safe” Regulations at Division 11 of Title III.

9.1.1 Other MU1 – Mixed Use (Urban) Regulations.

9.1.1.1 Landscaping.

All new residential and commercial projects shall use landscaping to enhance the

appearance of neighborhoods, control erosion, conserve water, improve air quality and improve pedestrian and vehicular safety.

Exceptions & meaning →

9.1.1.1.1 Landscaping shall be required for new development which creates five (5) or…

9.1.1.1.2 The landscaping policies shall be accomplished by the submittal of a landscaping plan.

9.1.1.2 Outdoor Lighting.

New outdoor lighting shall be compatible with the existing setting. Exterior

lighting fixtures and street standards (both for residential and commercial areas) shall be fully shielded, and designed and installed to minimize off-site lighting and direct light within the property boundaries. New development and projects that would make significant parking lot improvements or add new exterior lighting are required to submit a lighting plan consistent with these regulations. Lighting designs should address:

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9.1.1.2.1 All lighting, exterior and interior, shall be designed and located so as to…

9.1.1.2.2 A light source shall not shine upon or illuminate directly on any surface…

9.1.1.2.3 No lighting shall be of the type or in a location such that constitutes a…

traffic, either on private property or on abutting streets.

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9.1.1.3 Parking.

Parking requirements are as specified in Section 314-109.1, Off-Street Parking, except that

Section 314-109.1.2.6, Multiple Uses and Joint Use, shall not apply when mixed residential and nonresidential uses are proposed within a single parcel. With approval of a special permit a mixed use project may reduce the required vehicle parking by up to fifty percent (50%) of the spaces for the residential use, and off-street parking facilities for one (1) mixed use may provide parking facilities for other proposed uses within the same development site when the demand for the parking spaces does not result in conflicts. Approval of reductions in required parking and sharing of parking shall be based on substantial evidence provided by the applicant documenting the adequacy of fewer spaces. Documentation may include but is not limited to customer traffic, location within one-half (1/2) mile of a transit stop and connection With appropriate pedestrian and bicycle facilities, available public parking, surrounding land use mix, or peak parking demand of adjacent uses.

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9.1.1.4 Outdoor Trash Storage (Nonresidential Only).

All outside trash storage and collection facilities

shall be enclosed by a solid masonry wall or view-obscuring fence at least one (1) foot higher than the trash container.

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9.1.1.5 On-Site Performance Standards. On-site performance standards are as follows:

9.1.1.5.1 Odors.

9.1.1.5.2 Dust and Smoke.

No use shall create dust or smoke that is readily detectable beyond the

property line (in addition to meeting all air pollution requirements).

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9.1.1.5.3 Vibration.

9.1.1.5.4 Electromagnetic Interference.

No use shall produce electromagnetic interference with

normal radio or television service beyond the property line.

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9.1.1.5.5 Glare.

9.1.1.6 Applicable Standards.

Noise, atmospheric emissions, toxic or noxious matter, radiation, heat and

humidity, fire and explosive hazards, or liquid and solid wastes shall be regulated by applicable County, State or Federal standards.

Exceptions & meaning →

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