Pop. 79,246 · Napa County
The City of Napa does not publish a single citywide decibel table. Quiet hours run through Napa Municipal Code (NMC) Chapter 8.08 and Chapter 9.50. NMC 8.08.020 sets a 9:00 p.m. to…
NMC 8.08.025 caps non-owner construction at 7:00 a.m. to 7:00 p.m. Monday through Friday and 8:00 a.m. to 4:00 p.m. on weekends and legal holidays. Internal cutoffs apply to startup…
Animal noise in Napa is regulated under NMC 6.04.220, which declares it unlawful to harbor any dog that habitually barks, howls, or yelps so as to materially disturb or annoy persons…
The City of Napa does not have a stand-alone leaf-blower ordinance. Commercial landscape crews fall under NMC 8.08.020 (no commercial activity audible at an RP-or-stricter property…
NMC 8.08.010 makes it unlawful to operate any loudspeaker, public address system, or sound amplification system audible outside a building unless one of five exceptions applies. As of…
Aircraft-in-flight noise from Napa County Airport (KAPC) is preempted by federal law under 49 U.S.C. 41713 and the Airport Noise and Capacity Act of 1990. There is no mandatory curfew…
Vehicle-in-traffic noise in Napa is governed by California Vehicle Code 27150 and 27151, not by local ordinance. CVC 27150 requires every motor vehicle to have an adequate muffler in…
The City of Napa does not maintain a stand-alone industrial-noise chapter with a dB table. Industrial uses are reached through NMC 8.08.020 (no commercial activity audible at an RP or…
Napa regulates short-term rentals under Napa Municipal Code Section 17.52.515, one of California's most restrictive STR ordinances. The City caps Non-Hosted (whole-home) Vacation…
Napa short-term rental operators are responsible for guest noise under Napa Municipal Code Section 17.52.515 and the citywide noise standards. Quiet hours apply 10:00 p.m. to 7:00…
Napa short-term rentals collect a 13% Transient Occupancy Tax under Napa Municipal Code Chapter 3.20 (12% general TOT plus a 1% Transient Occupancy Special Tax for Affordable and…
Napa Municipal Code Section 17.52.515 requires every Vacation Rental Permit to specify a Maximum Number of Vehicles, and the operator must disclose that limit along with the…
Napa Municipal Code Section 17.52.515 caps overnight sleepers at 10 persons in any vacation rental and sets a permit-specific Maximum Overnight Occupancy and Maximum Daytime Occupancy…
Napa Municipal Code Section 17.52.515 requires Vacation Rental Permit holders to maintain active liability insurance appropriate for operating a short-term rental business. Neither…
Napa County does not operate a short-term rental registration or licensing program for unincorporated areas because Section 18.104.410 prohibits the underlying use. There is no…
All fireworks of every kind — including state-approved Safe and Sane fireworks — are illegal in the City of Napa under Chapter 8.16 of the Napa Municipal Code. The same prohibition…
Napa adopts the California Fire Code through Title 15 of the Napa Municipal Code. Under California Fire Code Section 307.4.2, recreational fires are limited to 3 feet in diameter and 2…
Open burning of vegetation, yard waste, or rubbish inside Napa city limits is generally prohibited under the Napa Municipal Code and the California Fire Code adopted through Title 15…
Propane storage in Napa follows California Fire Code Chapter 61, adopted through Title 15 of the Napa Municipal Code. Residential containers under 125 gallons water capacity (typical…
Napa property owners must maintain 100 feet of defensible space around every habitable structure under California Public Resources Code Section 4291 (State Responsibility Area) and…
Large portions of Napa — particularly the eastern hillsides above Coombsville and Alta Heights, the Silverado / Atlas Peak corridor, the Browns Valley / western hillsides, and the…
Napa regulates recreational vehicles, boats, and trailers under Napa Municipal Code §10.36.070 (Trailers and Oversized Vehicle Regulations, as amended by Ordinance O2024 effective…
Driveway design, off-street parking spaces, and curb-cut work in Napa are governed by Napa Municipal Code Title 17 Chapter 17.54 (Parking) for the dimensional and surfacing standards…
Commercial vehicle parking in Napa is governed by Napa Municipal Code §10.36.070 (Trailers and Oversized Vehicle Regulations, as amended by Ordinance O2024 effective January 17, 2025)…
On-street parking in Napa is governed by Napa Municipal Code Chapter 10.36 (Stopping, Standing and Parking) together with the California Vehicle Code. The City does not impose a…
Napa does not impose a citywide overnight parking ban on passenger vehicles. On most residential streets, vehicles may park overnight provided they comply with the 72-hour rule in Napa…
Abandoned and inoperable vehicles in Napa are handled under Napa Municipal Code Chapter 10.64 (Abandoned Vehicles), which adopts the California Vehicle Code §§22660–22668 abatement…
Napa has adopted the California Building Standards Code and the California Green Building Standards Code (CALGreen) under Napa Municipal Code Title 15. New one- and two-family…
The City of Napa expressly permits beekeeping as an accessory use in all zoning districts under Napa Municipal Code Section 17.52.055, subject to operation in accordance with the Best…
The City of Napa allows up to six small domestic animals over the age of four months — including dogs, cats, rabbits, pigeons, hens, and the like — as a household-pet right under the…
Dogs in the City of Napa must be leashed when off the owner's property and may not be at large on any public street, highway, or place — Napa Municipal Code Section 6.04.190 makes it…
The City of Napa does not have a dedicated animal-hoarding ordinance but addresses hoarding through (1) the six-small-domestic-animal cap in Napa Municipal Code Section 17.06.030 and…
The City of Napa does not have a dedicated wildlife-feeding ordinance, but feeding wildlife in ways that create a nuisance is reachable under the City's general nuisance authority and…
The City of Napa caps household keeping at six (6) small domestic animals over four months of age under the Zoning Ordinance definition in Napa Municipal Code Section 17.06.030 — dogs…
The City of Napa does not have a breed-specific dog ordinance and cannot enact one. California Food and Agricultural Code Section 31683 expressly preempts local breed bans — cities and…
The City of Napa Zoning Ordinance excludes venomous reptiles, apiaries (except as separately permitted), kennels, and other prohibited animals from the definition of 'small domestic…
Grass and weed height in the City of Napa is regulated under the Weed and Rubbish Abatement provisions of the Municipal Code (Title 8, Chapter 8.24), administered by the Napa Fire…
Tree removal in the City of Napa is governed by Chapter 12.45 (Trees on Private Property) for Protected Native Trees and Chapter 12.44 (Public Trees and Plants) for street and city…
Weed control in the City of Napa operates locally under the Weed and Rubbish Abatement provisions of the Municipal Code (Title 8), with weeds, thistles, rank grass, brush, and berry…
The City of Napa does not mandate native-plant landscaping on existing residential property, but California's Model Water Efficient Landscape Ordinance (MWELO) at 23 CCR §490 et seq…
Water restrictions in the City of Napa are codified in Chapter 13.09 (Water Conservation Regulations) and Chapter 13.10 (Water Shortage Regulations) of the Municipal Code. Permanent…
Backyard composting in the City of Napa is permitted and encouraged. Curbside collection of organic waste is mandatory under California SB 1383 (Public Resources Code §42652 et seq.)…
Tree trimming in the City of Napa is governed by Chapter 12.44 (Public Trees and Plants) for street and city trees and Chapter 12.45 (Trees on Private Property) for Protected Native…
Since SB 676 took effect in 2024, Government Code 53087.7 protects only drought-tolerant living landscaping from local bans, so cities may again prohibit artificial turf. Civil Code…
The 2012 Rainwater Capture Act allows California residents to capture rainwater from rooftops for non-potable outdoor use without a state water-right permit, preempting most local…
City of Napa requires a Home Occupation Permit and Business License under Napa Municipal Code Title 17. Home occupations must be conducted entirely within the dwelling, generate no…
Napa Municipal Code Title 17 limits home-occupation customer visits and parking to volumes typical of a residential use. The business cannot generate traffic, deliveries, or on-street…
City of Napa prohibits any sign, window display, or exterior identification of a home occupation on residential premises. No off-site signs may direct customers to the home business…
Cottage 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…
Napa County Code (NCC) section 18.104.090(K) requires an administrative permit under Chapter 18.126 before any home occupation may be conducted in the unincorporated county. The…
Health and Safety Code sections 1597.40 through 1597.465 require all California cities and counties to treat licensed family daycare homes as permitted residential uses, preempting any…
City of Napa Municipal Code Section 17.52.170 regulates fences, walls, and hedges. Fences in residential side and rear yards are typically allowed up to 6 feet; fences over 6 feet…
Fences 6 feet or less in Napa generally do not need a building permit, but any fence over 6 feet in height must obtain a building permit under the California Building Code as adopted…
Napa Municipal Code 17.52.170 governs fence height and visibility but does not impose a closed list of allowed residential fence materials. Wood, vinyl, ornamental metal, masonry, and…
Napa's Municipal Code does not require neighbor consent to build a fence. Boundary fence cost-sharing follows California Civil Code Section 841 — the Good Neighbor Fence Act — which…
Pool barriers in Napa follow California Health and Safety Code Sections 115921-115929 (the Swimming Pool Safety Act, as amended Jan 1, 2018) and California Building Code Section 3109…
Napa 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…
California Building Code under Title 24 universally requires permits and engineering for retaining walls over four feet measured from the bottom of the footing, applying statewide…
City of Napa follows California Building Code §105.2 and Napa Municipal Code Title 17. Detached one-story sheds under 120 sq ft are exempt from a building permit but must meet zoning…
City of Napa permits ADUs and JADUs on residential lots under Napa Municipal Code Title 17, consistent with California Gov Code §65852.2 (renumbered §66310-66339 by SB 477) and…
Garage-to-ADU conversions in Napa are ministerial by right under California Gov Code §65852.2 and Napa Municipal Code Title 17. Existing-footprint conversions need no added setback…
City of Napa must approve or deny ADU permit applications ministerially within 60 days under California Gov Code §65852.2(b). Applications go through the Building Division with site…
ADUs under 750 sq ft are exempt from all city development impact fees under California Gov Code §65852.2(f)(3). ADUs 750 sq ft and larger pay impact fees proportional to the primary…
California HCD guidance and Health and Safety Code 18007 classify many tiny homes on wheels as manufactured housing or ADUs, granting statewide siting protections.
Pools in Napa must comply with the federal Virginia Graeme Baker Pool & Spa Safety Act (15 USC 8003) for anti-entrapment drain covers, California Electrical Code Article 680 for GFCI…
Where an enclosure is used to meet California's Pool Safety Act, it must be at least 60 inches high with a maximum 2-inch ground clearance, no openings allowing a 4-inch sphere to…
The City of Napa requires a building permit for any swimming structure deeper than 24 inches — including in-ground, above-ground, and portable pools, hot tubs, and spas. Because of…
Under the California Swimming Pool Safety Act, a 'swimming pool' includes any structure holding water deeper than 18 inches - so in-ground spas, hot tubs, and portable spas trigger the…
California's Swimming Pool Safety Act covers above-ground pools deeper than 18 inches, requiring uniform drowning-prevention features and barriers regardless of pool type.
NMC Chapter 9.50 (Loud and Unruly Gatherings) reaches any gathering of two or more persons on public or private property that substantially disturbs the quiet enjoyment of other…
Outdoor smoking in the City of Napa is governed by Chapter 8.20 of the Napa Municipal Code (Smoking Regulations), which builds on California Health and Safety Code Section 104495…
Napa Municipal Code Chapter 5.60 (Municipal Solid Waste, Recyclable Materials and Compost Collection and Disposal) and Section 8.16.040 (Property-Related Nuisances) govern cart storage…
Napa Municipal Code Chapter 8.16 (Public Nuisances), particularly §8.16.040 (Property-Related Nuisances), is the city's blight framework. It declares accumulated dirt/debris, dead or…
Vacant lots in Napa are governed by Napa Municipal Code Chapter 8.16 (Public Nuisances) and the city's Weed Abatement Program under the Fire Department. All weed-abatement work…
Napa has no codified snow-removal ordinance — measurable snowfall in the Napa Valley (elevation ~20 ft, hot-summer Mediterranean climate) is essentially zero. California Streets &…
Napa Municipal Code Chapter 5.60 (Municipal Solid Waste, Recyclable Materials and Compost Collection and Disposal) makes solid-waste service mandatory and universal — every residential…
Napa's automated collection requires precise cart placement under Napa Municipal Code Chapter 5.60 and NRWS service standards. Place carts at the curb before 6:00 a.m. on collection…
Bulk-item disposal in Napa runs through Napa Recycling & Waste Services (NRWS) under two programs: the Recycle More program offers FREE curbside pickup of electronics, appliances…
Napa operates a single-stream blue recycling cart under Napa Recycling & Waste Services (NRWS) and Napa Municipal Code Chapter 5.60. California AB 341 (Public Resources Code §42649+)…
Yard waste in the City of Napa must go in the green compost cart under Napa Municipal Code Chapter 5.60, Chapter 5.61, and California SB 1383 (PRC §42652+). The Napa Recycling & Waste…
Illegal dumping in the City of Napa is prosecuted under California Penal Code §374.3 (mandatory $250-$1,000 fine for a first offense; up to $3,000 third) and the Napa County District…
Napa secondhand dealers and pawnbrokers are regulated primarily under California Business and Professions Code Chapter 9 (§§21625-21647) and the Financial Code's pawnbroker provisions…
Napa tobacco retailers must hold a California CDTFA Cigarette and Tobacco Products Retailer's License under Business & Professions Code §22970 et seq. and a City of Napa Business Tax…
The City of Napa enforces a juvenile nighttime curfew through Chapter 9.16 (Anti-Loitering) of the Napa Municipal Code. It is unlawful for any person under 18 to loiter in any public…
Napa County's parks and open space lands are operated primarily by the Napa County Regional Park and Open Space District (independent special district) and the California State Parks…
The City of Napa does not maintain a per-unit rental registry, but Chapter 8.17 (Residential Rental Property) of the Napa Municipal Code imposes affirmative standards on owners of…
Security deposits on Napa residential rentals are capped at one month's rent under California AB 12, effective July 1, 2024, codified at Civil Code Section 1950.5(c). A narrow…
The City of Napa does not operate a proactive city-wide Rental Housing Inspection Program for long-term rentals. Habitability inspections of standard apartments and houses are…
The City of Napa has not adopted a local rent control ordinance. Rent is governed by California's statewide Tenant Protection Act of 2019 (AB 1482, Civil Code Section 1947.12), which…
The City of Napa has no local just-cause eviction ordinance, so the statewide Tenant Protection Act of 2019 (AB 1482, Civil Code Section 1946.2) controls. After 12 months of continuous…
California evictions run through the unlawful detainer process. Under Code of Civil Procedure § 1161, nonpayment requires a 3-day notice to pay rent or quit (excluding weekends and…
California landlords must keep rentals fit to live in. Civil Code §§ 1941 and 1941.1, reinforced by Green v. Superior Court, imply a warranty of habitability covering plumbing, heat…
California Civil Code § 1954 limits when a landlord may enter a rented home. Except in emergencies, abandonment, or with tenant consent, the landlord must give reasonable written…
California sets no fixed dollar or percentage cap on rent late fees, but a late fee in a residential lease is treated as liquidated damages. Under Civil Code § 1671, such a fee is…
To end a California month-to-month tenancy, a tenant gives 30 days' written notice. A landlord gives 30 days if the tenant has lived there under a year, or 60 days if a year or more…
California requires written notice before raising a month-to-month tenant's rent. Under Civ. Code § 827, increases of 10% or less in 12 months need 30 days' notice; increases above 10%…
California adverse possession requires five years of continuous, open, hostile possession AND payment of all property taxes during that period under Code of Civil Procedure § 325. A…
Recreational drone operation in the City of Napa is governed primarily by federal FAA rules: 14 CFR Part 107 (commercial) and 49 U.S.C. Section 44809 (recreational). All drones over…
Commercial drone operations in California follow uniform federal rules under 14 CFR Part 107 plus statewide California provisions in Civil Code 1708.8 and Public Utilities Code 21401…
Napa requires automatic fire sprinklers in all new one- and two-family dwellings and townhouses under California Residential Code Section R313, adopted through Title 15 of the Napa…
Napa addresses pest-harboring property conditions through the Napa Municipal Code property maintenance and nuisance provisions. Structural pest-control work (termites, rodents, bed…
Napa does not have its own lead-paint ordinance; lead-based paint compliance follows the federal Residential Lead-Based Paint Hazard Reduction Act of 1992 (Title X) and the EPA…
Building setbacks in Napa are set by the Napa Zoning Ordinance (Napa Municipal Code Title 17), with property development standards for the four primary residential districts — RS…
Building height limits in Napa are set by zoning district under Napa Municipal Code Title 17, with residential heights established in the property development standards table of NMC…
Maximum lot coverage in Napa is set by zoning district under Napa Municipal Code Title 17, with residential coverage standards listed in the property development standards table of NMC…
No garage sale permit is required in the City of Napa for ordinary residential sales. The Napa Municipal Code does not impose an application fee or permit requirement for occasional…
The City of Napa Municipal Code does not codify a hard numerical cap on how many residential garage or yard sales a household may hold in a calendar year. Sales must remain occasional…
The City of Napa maintains a Significant Tree Program under Chapter 12.45 of the Municipal Code, honoring historically or biologically notable trees nominated by property owners and…
Tree-removal permitting in the City of Napa is governed by Chapter 12.45 (Trees on Private Property) and Chapter 12.44 (Public Trees and Plants). Removal of any Protected Native Tree…
Tree replacement in the City of Napa is mandated by the Replacement Program in Chapter 12.45 (Trees on Private Property). Any person who receives permission to remove a Protected…
Napa's Storm Water Quality Control ordinance is Chapter 8.36 of the Municipal Code, adopted in June 2004. It implements the city's NPDES Phase II MS4 permit (State Water Board Order…
Napa's Floodplain Management Overlay District is Chapter 17.38 of the Municipal Code. The city's Special Flood Hazard Areas were last revised by FEMA's post-bypass Letter of Map…
Napa County regulates erosion control through Napa County Code Chapter 18.108 (Conservation Regulations) and Chapter 13.15 (Grading Control). Any agricultural earthmoving, grading, or…
The California Coastal Act, Public Resources Code sections 30000 through 30900, requires Coastal Development Permits for nearly all work in the coastal zone and gives the Coastal…
City of Napa provides expedited permitting for small residential rooftop solar under California's Solar Rights Act (Civil Code §714) and AB 2188 (Gov Code §65850.5). Eligible systems…
Civil Code section 714 voids HOA covenants and rules that prohibit or unreasonably restrict residential solar energy systems, preempting private and local restrictions.
Food trucks operating in the City of Napa need a Mobile Food Facility (MFF) permit from Napa County Environmental Health under the California Retail Food Code (CalCode, Health & Safety…
Mobile food vending in the City of Napa is shaped by three layers. Napa Municipal Code Section 10.36.180 restricts peddlers selling food from a vehicle, wagon, or pushcart in the…
Unincorporated Napa County has no dedicated data-center ordinance. Data centers are not a listed use in any zoning district, and nearly all county land is Agricultural Preserve or…
Napa County caps exterior noise at 45 dBA at night and 50 dBA by day at a neighboring rural home's property line, under Code Section 8.16.070. A data center's cooling equipment and…
California sets a statewide minimum wage floor under Labor Code 1182.12, $16.90 per hour for all employers as of January 2026. Local governments are not preempted and may set higher…
California's Healthy Workplaces, Healthy Families Act under Labor Code 245-249 mandates paid sick leave for nearly all employees statewide. SB 616 (2023) raised the minimum to 40 hours…
California regulates concealed carry weapons licenses statewide under Penal Code 26150 through 26225. Senate Bill 2 (2023) imposes uniform sensitive-place restrictions and applicant…
California preempts most local firearm regulation under Government Code 53071 and Penal Code 25605, reserving licensing, registration, and manufacture authority to the state. However…
California broadly prohibits open carry of firearms statewide under Penal Code 25850 (loaded firearms in public) and Penal Code 26350 (open carry of unloaded handguns). The prohibition…
California prohibits carrying loaded firearms in vehicles statewide under Penal Code 25400 and 25850. Unloaded handguns transported in private vehicles must be in a locked container or…
California HOAs may levy regular and special assessments, charge late fees and interest, record liens, and ultimately foreclose on delinquent owners under the Davis-Stirling Act. State…
California tightly regulates HOA governance. The Common Interest Development Open Meeting Act (Civil Code 4900-4955) governs board meetings and member access, sections 5100-5145…
California HOAs enforce recorded CC&Rs and architectural rules, but Civil Code section 4765 requires architectural decisions to be fair, reasonable, and in good faith, and sections…
California HOAs may fine members for rule violations, but only under a published schedule of fines and after strict due-process steps. Civil Code section 5855 requires written notice…
California overrides HOA governing documents on several owner protections. The Davis-Stirling Act and related Civil Code sections bar HOAs from prohibiting solar systems, U.S. flag…
California prohibits state and local governments from requiring private employers to use the federal E-Verify system except where federal law mandates it, under Labor Code 2812. The…
The California Values Act (SB 54, 2017) codified at Government Code 7284-7284.12 limits state and local law enforcement cooperation with federal immigration authorities. It applies…
The California Land Conservation Act of 1965 (Williamson Act), Government Code 51200-51297.4, allows landowners to enter contracts with counties restricting land to agricultural use…
The California Right to Farm Act under Civil Code 3482.5 protects established agricultural operations from nuisance lawsuits brought by neighbors who moved in after farming began. The…
California prohibits grocery stores and large retailers from providing single-use plastic carryout bags under Public Resources Code 42280-42288, enacted by SB 270 (2014) and ratified…
California restricts expanded polystyrene food containers statewide through SB 54 (2022) packaging requirements under Public Resources Code 42040-42081. The law mandates that…
California Public Resources Code 42270-42273, enacted by AB 1884 (2018), prohibits full-service restaurants from providing single-use plastic straws unless requested by the customer…
California prohibits sale of tobacco and vapor products to anyone under 21 statewide under Business and Professions Code 22958, enacted by SBX2-7 in 2016. The Tobacco 21 standard…
California bans retail sale of most flavored tobacco products statewide under Health and Safety Code 104559.5, enacted by SB 793 (2020) and upheld by voters via Proposition 31 in…
California requires statewide licensing of tobacco and vape retailers under the STAKE Act and the Cigarette and Tobacco Products Licensing Act. Business and Professions Code 22970…