Sonoma County, California · Planning and construction

Look up zoning maps in Sonoma 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 · 2 official links (2 online) · sources checked October 13, 2026

In Sonoma County, 1 county department publishes 2 official links for this service, 2 of them online.

These are the Sonoma 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

Permit Sonoma

Unincorporated Sonoma County, outside its nine incorporated cities.

Zoning & land-use lookupOnline service

Use Permit Sonoma’s linked parcel search to look up zoning and land-use information.

Source & saved evidence

Sonoma County · Sonoma County — building (opens in a new tab)

Permit Sonoma — property tools

Zoning & Land Use

Agent source review: October 13, 2026 · Snapshot 5ebf107059cf3ca1

Interactive county mapsOnline service

Open the interactive maps linked by Permit Sonoma. Confirm the permitting jurisdiction for the property.

Source & saved evidence

Sonoma County · Sonoma County — building (opens in a new tab)

Permit Sonoma — property tools

Interactive Maps

Agent source review: October 13, 2026 · Snapshot 5ebf107059cf3ca1

Phone: (707) 565-1900
Address: 2550 Ventura Avenue Santa Rosa, CA 95403
Hours: In Person Hours Monday, Tuesday, Thursday 8:00 AM – 4:00 PM Wednesday 10:30 AM – 4:00 PM Friday Closed (More Info)

Contacts & sources

Look up zoning maps in Sonoma County

Permit Sonoma

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