Sonoma County Plat Maps (California)

Search for Sonoma County, CA plat maps. Plat maps include information on property lines, lots, plot boundaries, streets, flood zones, public access, parcel numbers, lot dimensions, and easements.


Clerks maintain and preserve important public records for a county or local government, including detailed local maps such as plat maps in Sonoma County, CA. These Sonoma County plat maps show the property boundaries in a neighborhood, including lots and their dimensions, boundary locations, streets and street numbers, and parcel numbers. These Sonoma County maps contain important information for prospective buyers who may be concerned about easements, rights of way, flood zones, and public access on a particular plot of land. Clerks often provide online access to plat maps.

Petaluma City Clerk Petaluma CA 11 English Street 94952 707-778-4360

Rohnert Park City Clerk Rohnert Park CA 130 Avram Avenue 94928 707-588-2227

Santa Rosa City Clerk Santa Rosa CA 100 Santa Rosa Avenue 95404 707-543-3016

Santa Rosa County Clerk Santa Rosa CA 3200 County Center Drive 95403 707-565-3700

Sonoma County Clerk Santa Rosa CA 2300 County Center Drive 95403 707-565-3800

Windsor Town Clerk Windsor CA 9291 Old Redwood Highway 95492 707-838-5311


Assessors are responsible for determining the value of taxable property within Sonoma County, CA. These property assessments are used to levy property taxes. In addition, Sonoma County Assessors maintain detailed neighborhood maps that contain information about the properties. These plat maps include all the lots in a tract of land, boundary locations, street numbers, property lines, and lot dimensions. Sonoma County plat maps also show any easements or rights of way. Assessors are responsible for assigning a parcel number to each lot, which appears on the map. Plat maps may be available online through the Assessor's website.

Sonoma County Assessor's Office Santa Rosa CA 585 Fiscal Drive 95403 707-565-1888


Recorders of Deeds maintain real estate ownership documents to ensure the accuracy of property, land, and property tax records in Sonoma County, CA. As part of this responsibility, Recorders of Deeds typically keep detailed Sonoma County plat maps. These maps show the subdivisions in a tract of land, including boundary locations, parcel and street numbers, property lines, and lot dimensions. Plat maps also include Sonoma County flood zones, easements, and rights of ways, as well as public access land. The Recorder of Deeds often provides public access to plat maps through its website.

Sonoma County Recorder's Office Santa Rosa CA 585 Fiscal Drive 95403 707-565-2651


Treasurers and Tax Collectors are responsible for collecting taxes at the local level and distributing these funds in Sonoma County, CA. In order to collect Sonoma County property taxes, the Treasurer and Tax Collector typically maintains maps covering its jurisdiction, including plat maps. These plat maps provide detailed information on a neighborhood or local area, including property boundaries and divisions, lot dimensions, parcel and street numbers, and land sizes. Sonoma County plat maps also contain important information for prospective buyers about flood zones, easements, rights of way, and public access. The Sonoma County Treasurer and Tax Collector may provide online access to plat maps on its website.

Sonoma County Treasurer-Tax Collector's Office Santa Rosa CA 585 Fiscal Drive 95403 707-565-2281