Sonoma County Unincorporated
Zoning districts
53 districts, grouped by category.
Other
15Affordable Housing Combining District
Biotic Habitat Combining Zone
Biotic Resource Combining District
Floodway Combining District
Floodplain Combining District
Historic Combining District
Local Guidelines Combining District
- Max height
- 50 ft
- Permitted uses
- 11
Oak Woodland Combining District
Renewable Energy Combining Zone
Scenic Design Combining District
Traffic Sensitive Combining District
Valley Oak Habitat Combining District
Workforce Housing Combining District
Residential
9Agriculture and Residential
- Min lot
- 65,340 sq ft (1.5 ac)
- Max height
- 35 ft
- Permitted uses
- 27
Low Density Residential
- Min lot
- 8,000 sq ft
- Permitted uses
- 2
Medium Density Residential
- Min lot
- 8,000 sq ft
- Permitted uses
- 2
High Density Residential
- Min lot
- 6,000 sq ft
- Max height
- 35 ft
- Permitted uses
- 19
Rural Residential
- Min lot
- 65,340 sq ft (1.5 ac)
- Max height
- 35 ft
- Permitted uses
- 26
Rural Residential Development Water Agency
Visitor Residential Combining Zone
Commercial
11Agricultural Services District
- Min lot
- 8,000 sq ft
- Max height
- 35 ft
- Permitted uses
- 18
B6 Combining District
B7 Combining District
B8 Combining District
Neighborhood Commercial District
- Min lot
- 8,000 sq ft
- Max height
- 35 ft
- Permitted uses
- 15
Retail Business and Service District
- Min lot
- 8,000 sq ft
- Max height
- 35 ft
- Permitted uses
- 20
General Commercial District
- Min lot
- 8,000 sq ft
- Max height
- 35 ft
- Permitted uses
- 27
Administrative and Professional Office District
- Min lot
- 8,000 sq ft
- Max height
- 35 ft
- Front setback
- 15 ft
- Permitted uses
- 12
Commercial Rural District
- Min lot
- 8,000 sq ft
- Max height
- 35 ft
- Permitted uses
- 15
Limited Commercial District
- Min lot
- 8,000 sq ft
- Max height
- 35 ft
- Permitted uses
- 18
RC District
- Max height
- 80 ft
- Permitted uses
- 8
Agricultural
5DA Zone
- Min lot
- 435,600 sq ft (10 ac)
- Max height
- 35 ft
- Front setback
- 30 ft
- Max density
- 0.1 du/ac
- Permitted uses
- 13
LEA Zone
- Min lot
- 65,340 sq ft (1.5 ac)
- Max height
- 35 ft
- Front setback
- 30 ft
- Max density
- 0.02 du/ac
- Permitted uses
- 13
LIA Zone
- Min lot
- 871,200 sq ft (20 ac)
- Max height
- 35 ft
- Front setback
- 30 ft
- Max density
- 0.05 du/ac
- Permitted uses
- 13
RRD Zone
- Min lot
- 871,200 sq ft (20 ac)
- Max height
- 35 ft
- Front setback
- 30 ft
- Max density
- 0.05 du/ac
- Permitted uses
- 1
TP Zone
- Max height
- 35 ft
- Max density
- 0.01 du/ac
- Permitted uses
- 3
Overlay
2Industrial
5Limited Urban Industrial (M1) Zoning District
- Min lot
- 65,340 sq ft (1.5 ac)
- Max height
- 65 ft
- Permitted uses
- 15
Heavy Industrial (M2) Zoning District
- Min lot
- 20,000 sq ft (0.46 ac)
- Max height
- 65 ft
- Permitted uses
- 21
Limited Rural Industrial (M3) Zoning District
- Min lot
- 65,340 sq ft (1.5 ac)
- Max height
- 65 ft
- Permitted uses
- 21
Industrial Park (MP) Zoning District
- Min lot
- 65,340 sq ft (1.5 ac)
- Max height
- 65 ft
- Permitted uses
- 16
Mixed use
4Planned Community - Commercial
- Min lot
- 6,000 sq ft
- Max height
- 35 ft
- Front setback
- 20 ft
- Permitted uses
- 9
Planned Community - Rural Residential
- Min lot
- 6,000 sq ft
- Max height
- 35 ft
- Front setback
- 20 ft
- Permitted uses
- 18
Planned Community - Urban Residential
- Min lot
- 6,000 sq ft
- Max height
- 35 ft
- Front setback
- 20 ft
- Permitted uses
- 14
General provisions
233 rules that bind every district rather than one — sign regulations, parking, floodplain and the rest of the code’s citywide chapters.
Minimum lot area: Five (5) acres. Minimum lot width: Two hundred (200) feet. Minimum front yard setback: Fifty (50) feet. Minimum side yard setback: Fifty (50) feet. Minimum rear yard setback: Fifty (50) feet. Maximum building height: Thirty-five (35) feet. Maximum lot coverage: Twenty (20) percent. All structures shall be located at least one hundred (100) feet from any property line abutting a residential zoning district. A landscape buffer of at least twenty (20) feet in width shall be provided along all property lines abutting residential zoning districts. Off-street parking shall be provided in accordance with the provisions of Article 30 of this Code.
Minimum lot area: Five (5) acres. Minimum lot width: Two hundred (200) feet. Minimum front yard setback: Fifty (50) feet. Minimum side yard setback: Fifty (50) feet. Minimum rear yard setback: Fifty (50) feet. Maximum building height: Thirty-five (35) feet. Maximum density: Twenty (20) campsites per acre. Each campsite shall have a minimum area of one thousand five hundred (1,500) square feet. A landscape buffer of at least twenty (20) feet in width shall be provided along all property lines abutting residential zoning districts. Sanitary facilities shall be provided in accordance with applicable state and county health regulations. Off-street parking shall be provided in accordance with the provisions of Article 30 of this Code.
Minimum lot area: One (1) acre. Minimum lot width: One hundred (100) feet. Minimum front yard setback: Thirty (30) feet. Minimum side yard setback: Twenty (20) feet. Minimum rear yard setback: Twenty (20) feet. Maximum building height: Forty-five (45) feet. Maximum lot coverage: Forty (40) percent.
Minimum lot area: Ten (10) acres. Minimum lot width: Three hundred (300) feet. Minimum front yard setback: Fifty (50) feet. Minimum side yard setback: Fifty (50) feet. Minimum rear yard setback: Fifty (50) feet. Maximum building height: Forty-five (45) feet. Maximum lot coverage: Fifteen (15) percent.
Minimum lot area: Five (5) acres. Minimum lot width: Two hundred (200) feet. Minimum front yard setback: Fifty (50) feet. Minimum side yard setback: Thirty (30) feet. Minimum rear yard setback: Thirty (30) feet. Maximum building height: Sixty (60) feet. Maximum lot coverage: Forty (40) percent.
Minimum lot area: Two (2) acres. Minimum lot width: One hundred fifty (150) feet. Minimum front yard setback: Thirty (30) feet. Minimum side yard setback: Twenty (20) feet. Minimum rear yard setback: Twenty (20) feet. Maximum building height: Forty-five (45) feet. Maximum lot coverage: Thirty-five (35) percent.
No adult entertainment establishment shall be located within one thousand (1,000) feet of any residentially zoned property, school, church, public park, or another adult entertainment establishment.
Banks and financial institutions shall be permitted in the C-1 (Neighborhood Commercial), C-2 (Community Commercial), C-3 (Regional Commercial), and C-4 (General Commercial) zoning districts.
Business support services shall be permitted in the C-2 (Community Commercial), C-3 (Regional Commercial), C-4 (General Commercial), and M-1 (Light Industrial) zoning districts.
Purpose of Recreation and Visitor-Serving Commercial district
All uses must comply with Williamson Act.
This Article authorizes the county of Sonoma, at its sole discretion, to enter into a development agreement with any qualified applicant for the development of real property. The provisions of this Article are applicable throughout the unincorporated area of the county of Sonoma outside of the Coastal Zone.
This article provides standards for specific retail land uses in all zones.
This article provides standards for specific service-based land uses in all zones.
S | Study Combining District | 54
Permitted uses: one single-family dwelling per lot; home occupations; accessory buildings; agricultural uses permitted in RR district and base district; agricultural accessory buildings. Other uses require a use permit.
B Districts
G Geologic Hazard Combining District
G Geologic Hazard Area Combining District
G Geologic Hazard Area Combining District.
Source documents
The chapters of the adopted code that were retrieved, read and extracted from. Everything above traces back to one of these.
- Chapter 14.7K charsRead →
- Chapter 1045.9K charsRead →
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- Chapter 914.5K charsRead →