Angwin, CA
45 local rules on file · Pop. 2,633 · Napa County
Showing ordinances that apply to Angwin, CA
Angwin is an unincorporated community with a population of approximately 2,633 in Napa County, California. Because Angwin is not an incorporated city, it does not have its own municipal government or city code. Instead, Napa County ordinances apply directly to residential and commercial properties here. The rules below are the county-level regulations that govern your area. Nearby incorporated cities in Napa County may have different rules.
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🏡 Home & Property
🌿 Yard & Garden
🏠 Renting & Housing
🔊 Noise & Neighbors
🐾 Animals & Farming
🔥 Fire & Safety
🚗 Parking & Streets
💼 Business & Licensing
📋 Permits, Signs & Events
🌎 Environment & Utilities
🛡️ Privacy & Civic
🏠 Short-Term Rentals
Short-Term Rental Permits
Heavy RestrictionsShort-term rentals are flatly prohibited in unincorporated Napa County. Napa County Code Section 18.104.410 bans transient commercial occupancies (rentals under 30 consecutive days) of…
Occupancy Limits
Light RestrictionsNapa County does not publish guest-count, bedroom, or night caps for short-term rentals because the underlying use is prohibited. Any rental of a dwelling unit for less than 30…
🧱 Fence Regulations
Neighbor Fence Rules
Few RestrictionsNapa County does not adopt a separate boundary-fence rule, so California Civil Code 841 controls: adjoining landowners share equally in maintaining the boundary and any…
Fence Permit Requirements
Some RestrictionsA Special Fence Permit from the PBES Director is required when a proposed fence does not meet the height/location rules in section 18.104.270 or when a permitted fence will sit inside…
Height Limits
Some RestrictionsIn AP, AW, RS, RM and PD zones, solid fences may be up to 4 ft in the front yard setback and up to 6 ft in side and rear yard setbacks, with see-through fencing allowed taller. Fences…
Material Restrictions
Some RestrictionsNapa County defines a fence broadly to allow wood, wire, stone, concrete, glass block or other construction, but in residential and agricultural zones any portion above 6 ft in side or…
💼 Home Business
Cottage Food Operations
Light RestrictionsCottage food operations in Napa County are authorized under California's AB 1616 / Health & Safety Code section 113758 et seq. and are registered (Class A) or permitted (Class B) by…
Signage Rules
Some RestrictionsNapa County Code 18.116.020(A) allows one wall-mounted, parallel-to-the-front-wall sign of up to one square foot displaying the occupant's name, address, and occupation without any…
Zoning & Home Occupation Permits
Heavy RestrictionsNapa County Code 18.104.090 limits home occupations to the dwelling itself (no accessory buildings), confines them to 25% or less of the dwelling's gross floor area, restricts work to…
🏗️ Accessory Structures
ADU Rules
Light RestrictionsNapa County Code Section 18.104.180 ministerially permits Accessory Dwelling Units (ADUs, called 'second units') and Junior ADUs (JADUs) on legal lots zoned RS, RC, AW, or PD, with a…
Garage Conversions
Some RestrictionsNapa County Code Section 18.104.180 (per Ordinance 1456) expressly defines a 'second unit, detached' to include a second unit located within a detached garage or other accessory…
Shed & Carport Rules
Some RestrictionsPer the California Building Code section 105.2 (adopted via Napa County Code Title 15, Chapter 15.12), one-story detached storage sheds with a floor area of 120 sq ft or less are…
🔊 Noise Ordinances
Construction Hours
Light RestrictionsSection 8.16.080 of the Napa County Code prohibits operating construction, drilling, repair, alteration or demolition tools and equipment in a manner that creates a noise disturbance…
Quiet Hours
Some RestrictionsNapa County's Noise Control Regulations (Chapter 8.16) set lower nighttime exterior and interior noise standards from 10:00 p.m. to 7:00 a.m., effectively functioning as nighttime…
Barking Dogs
Light RestrictionsIn unincorporated Napa County, habitual barking and other animal noise is regulated through Chapter 8.16's general noise-disturbance prohibition rather than a dedicated barking-dog…
Amplified Music & Outdoor Sound
Heavy RestrictionsSection 8.16.080 of the Napa County Code prohibits loudspeakers, radios, televisions, musical instruments and similar devices from being operated in a manner that creates a noise…
Aircraft Noise
Some RestrictionsThe Napa County Airport Land Use Commission (ALUC) administers the Airport Land Use Compatibility Plan (ALUCP), which uses a 65 dB CNEL noise contour around Napa County Airport and…
Leaf Blower Rules
Heavy RestrictionsUnincorporated Napa County does not have a stand-alone leaf-blower ban. Powered garden tools (leaf blowers, mowers, chainsaws) are regulated under the general property-line noise…
🔥 Fire Regulations
Brush Clearance
Some RestrictionsNapa County Code Chapter 8.36 (Fire Protection - Fire Hazard Abatement), as amended by Ordinance 1467, requires defensible space around all structures and treats unmaintained…
Wildfire Zones
Some RestrictionsNapa County contains extensive Very High Fire Hazard Severity Zones across the Vaca Mountains, Howell Mountain, Mount Veeder, and the Mayacamas Range, mapped by CAL FIRE under the 2025…
🐔 Animal Ordinances
Chickens & Livestock
Significant RestrictionsNapa County Code Chapter 6.18 (Keeping of Roosters), as amended by Ordinance 1431 effective Feb. 1, 2026, prohibits roosters on parcels under 0.5 acre, allows 1 rooster on 0.5-1.5…
Beekeeping
Some RestrictionsNapa County Code Chapter 6.12 (Beehives), as amended by Ordinance 1377, requires apiaries to use moveable-frame hives in sound condition and be screened from neighboring dwellings and…
Pet Limits
Some RestrictionsNapa County Code Title 6 does not set a numerical limit on the number of dogs or cats a household in the unincorporated area may keep. Cat limits were discussed by the Board of…
Breed Restrictions
Heavy RestrictionsNapa County does not ban any dog breed. California Food & Agricultural Code 31683 prohibits cities and counties from enacting breed-specific dog programs except for spay/neuter and…
🌿 Landscaping Rules
Weed Ordinances
Some RestrictionsNapa County does not set a single numeric grass-height limit, but Chapter 8.36 declares as a public nuisance the presence of dry grass, weeds, brush, or other combustible vegetation…
Water Restrictions
Light RestrictionsNapa County Code Chapter 18.118 (Water Conservation Regulations for Landscape Design) implements the state Model Water Efficient Landscape Ordinance and requires a Landscape…
Tree Trimming
Some RestrictionsNapa County Code Chapter 8.36 requires property owners to maintain 100 feet of defensible space around structures, including pruning tree portions that extend within 10 feet of any…
🚗 Parking Rules
Abandoned Vehicles
Light RestrictionsAbandoned vehicles in unincorporated Napa County are addressed under California Vehicle Code Sections 22650-22711 (Removal of Parked and Abandoned Vehicles) and Napa County Code Title…
RV & Boat Parking
Some RestrictionsNapa County's Good Neighbor guidance directs that RVs, campers, boats, and trailers be stored on private property on paved surfaces, not on the street; under Napa County Code Section…
Street Parking Limits
Some RestrictionsNapa County prohibits parking any vehicle on a county road for more than 120 consecutive hours under Napa County Code Section 10.08.150, and the California Vehicle Code authorizes…
Commercial & Oversized Vehicles
Few RestrictionsNapa County has not adopted a stand-alone weight-based ordinance restricting commercial vehicle parking in residential districts; the controlling rules are California Vehicle Code…
Overnight Parking
Some RestrictionsNapa County has not adopted a county-wide 2 a.m.-6 a.m. overnight parking ban under California Vehicle Code Section 22507.5; the controlling rule is Napa County Code Section 10.08.150…
🏊 Swimming Pools & Spas
Fencing & Safety Requirements
Some RestrictionsUnincorporated Napa County applies the California Swimming Pool Safety Act, which requires new and remodeled residential pools and spas to have at least two of seven…
Pool Permits
Some RestrictionsNapa County Building Division requires a building permit for every residential pool or spa. Applications go through the Online Permit Center with a Residential Pool & Spa submittal…
📐 Building Setbacks & Zoning
🔑 Rental Property Rules
Rent Control
Some RestrictionsUnincorporated Napa County has not adopted a local rent-stabilization or rent-control ordinance. The applicable cap is the California statewide Tenant Protection Act rent ceiling at…
Just Cause Eviction
Heavy RestrictionsUnincorporated Napa County has not adopted a local just-cause eviction ordinance; tenant protections in the unincorporated county are governed by California's statewide Tenant…
🚪 Soliciting & Door-to-Door
🛏️ Homelessness & Encampment Rules
🎪 Special Events & Permits
Cities in Napa County
Other Communities in Napa County
These unincorporated areas are also governed by Napa County ordinances.