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Look up zoning maps in California

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.

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In California, 58 county departments and 1 city government publish 60 official links for this service, 3 of them online. Reviewed requirements cover availability notices (44) and processing time (1). 56 counties have a page for it below.

Before you start · 2 things to check

Start with the jurisdiction of the property. County permit offices may serve only unincorporated areas.
Use the official map and confirm project requirements with the planning or building office.

1 guide with reviewed service links · Tuolumne

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Highlighted counties have a reviewed service guide matching this selection. An agency may serve only a city or part of a county.

California58 counties

County directory Reviewed service guides available

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Map source

U.S. Census boundaries via U.S. Atlas · 2017 edition, simplified for display.

County government · Tuolumne

Community Development — Building Division

Unincorporated Tuolumne County building permits and inspections.

Tuolumne Building and Land Use map referral and limitationsOfficial instructions

The Building Division publishes its GIS-developed mapping-tool referral, and the actual zoning/land-use app explains APN/address search. Its Open Space layer is explicitly incomplete; multiple zoning districts require the amended ordinance or Planning confirmation.

Application explicitly incomplete for Open Space zoning

Parcels may have Open Space zonings that are not yet mapped.

Official information checked October 26, 2026 · Details & sources

Individual amended zoning areas need the ordinance or Planning, not a GIS inference

If your parcel has multiple zoning districts, click the Ordinance link in the Parcel Info popup or contact the Planning Division

Official information checked October 26, 2026 · Details & sources

Source checked October 26, 2026

Tuolumne official map information · Tuolumne 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

Use this map to find your parcel zoning or search for general plan land use designations

Saved evidence: 94e09162aab6234f · Agent source review

Full guide, contact details & sources →

Look up zoning maps in California

Community Development — Building Division

Look up zoning maps by county