Napa County, California · Planning and construction

Look up zoning maps in Napa County

Official zoning and land-use maps, map directories, instructions and purpose-labelled zoning inquiry channels. County/city scope, historical or partial maps and offline access are identified in each entry.

1 provider · 1 official link · sources checked October 26, 2026

In Napa County, 1 county department publishes 1 official link for this service. 1 provider lists forms on its guide.

These are the Napa County providers with a reviewed service link for this task. Other offices may also help, and a provider may serve only part of the county: check each service area. Fees and forms stay on each office’s guide, where their sources are cited.

County government

Planning, Building & Environmental Services

Building permits for unincorporated Napa County. Properties in cities and towns use their own jurisdictions.

Napa Planning zoning-map directoryOfficial instructions

PBES Planning publishes the County of Napa zoning-map PDF link. This is the map-directory entry; the file's revision history and a parcel's current zoning are not independently established.

Source & saved evidence

Napa official map information · Napa official zoning map information candidate (opens in a new tab)

Official county map/provider evidence: exact named map, actual layer list, access instructions or limitation

Napa County Zoning Map (PDF)

Agent source review: October 26, 2026 · Snapshot da44741d3b1cbaed

Contacts & sources · 2 forms

Look up zoning maps in Napa County

Planning, Building & Environmental Services

Related services in Napa County

Look up zoning maps in other counties