Alameda County Plat Maps (California)

Search for Alameda 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 Alameda County, CA. These Alameda 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 Alameda 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.

Alameda Clerk San Leandro CA 2500 Fairmont Drive 94578 510-618-1100

Alameda County Clerk Oakland CA 1106 Madison Street 94607 510-272-6362

Albany City Clerk Albany CA 1000 San Pablo Avenue 94706 510-528-5710

California State Clerk San Leandro CA 1648 Graff Court 94577 510-553-0401

Dublin City Clerk Dublin CA 100 Civic Plaza 94568 925-833-6650

Emeryville City Clerk Emeryville CA 1333 Park Avenue 94608 510-450-7800

Fremont City Clerk Fremont CA 3300 Capitol Avenue 94538 510-284-4060

Livermore City Clerk Livermore CA 1052 South Livermore Avenue 94550 925-960-4200

Newark City Clerk Newark CA 37101 Newark Boulevard 94560 510-578-4266

Oakland Clerk Oakland CA 650 4th Street 94607 510-893-4456

Union City Clerk Union CA 34009 Alvarado-Niles Road 94587 510-675-5348


Assessors are responsible for determining the value of taxable property within Alameda County, CA. These property assessments are used to levy property taxes. In addition, Alameda 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. Alameda 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.

Alameda County Assessor's Office Oakland CA 1221 Oak Street 94612 510-272-3755


Recorders of Deeds maintain real estate ownership documents to ensure the accuracy of property, land, and property tax records in Alameda County, CA. As part of this responsibility, Recorders of Deeds typically keep detailed Alameda 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 Alameda 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.

Alameda County Recorder of Deeds Oakland CA 1106 Madison Street 94607 510-272-6362


Treasurers and Tax Collectors are responsible for collecting taxes at the local level and distributing these funds in Alameda County, CA. In order to collect Alameda 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. Alameda County plat maps also contain important information for prospective buyers about flood zones, easements, rights of way, and public access. The Alameda County Treasurer and Tax Collector may provide online access to plat maps on its website.

Alameda County Tax Collector Oakland CA 221 Oak Street 94607 510-272-6800

Alameda County Treasurer-Tax Collector's Office Oakland CA 1221 Oak Street 94612 510-272-6800

Hayward Tax Collector Hayward CA 224 West Winton Avenue 94544 510-670-6400

Oakland Treasurer Oakland CA 1515 Clay Street 94612 510-452-9479