Contra Costa County Topographic Maps (California)

Clerks in Contra Costa County, California maintain public records for a county or local government, which includes a range of types of documents. As part of their duties, Clerks maintain detailed local maps, including Contra Costa County topographic maps. These maps show elevations, place names, rivers, lakes, and other bodies of water, and may include zoning information related to flood zones or earthquake hazards. Contra Costa County Clerks may also hold historic topographic maps, including USGS maps and GIS maps. These maps are often available online at the Clerk's website.

Antioch City Clerk Antioch CA 200 H Street 94509 925-779-7007

Brentwood Clerk Brentwood CA 708 3rd Street 94513 925-516-5440

Contra Costa Clerk Richmond CA 100 South 37th Street, # 1033 94804 510-374-3241

Contra Costa County Clerk Martinez CA 555 Escobar Street 94553 925-335-7800

Hercules City Clerk Hercules CA 111 Civic Drive 94547 510-799-8215

Oakley City Clerk Oakley CA 3231 Main Street 94561 925-625-7000

Pinole City Clerk Pinole CA 2131 Pear St 94564 510-724-8928

Pleasant Hill City Clerk Pleasant Hill CA 100 Gregory Lane 94523 925-671-5237

Richmond City Clerk Richmond CA 450 Civic Center Plaza 94804 510-620-6513

San Pablo City Clerk San Pablo CA 1 Alvarado Street, # 1 94806 510-215-3005

Assessors in Contra Costa County, California are responsible for determining the value of taxable property within a county or local area. These property value assessments are used to levy property taxes. In addition to property values, Assessors maintain detailed Contra Costa County maps that show parcel boundaries and buildings, including topographic maps. These Contra Costa County topography maps show elevations, shorelines, place names, and geographic features. They may also include information related to natural disasters such as floods or earthquakes. Assessors may make topographic maps available on their websites.

Contra Costa County Assessor's Office Martinez CA 2530 Arnold Drive 94553 925-313-7500


Archives in Contra Costa County, California collect and preserve documents and other records that hold historic value. Most archives also contain Contra Costa County topographic maps, which show topography, soil composition, elevations, and geographic place names. The maps may also include aerial photos and shaded relief images. In addition, archives typically have historical in Contra Costa County topography maps, including USGS maps and GIS maps. These Contra Costa Countym aps may be available online through the Archive's website.

Martinez Divorce Records Archive Martinez CA 1111 Ward Street, 100 94553 925-646-2967


Recorders of Deeds in Contra Costa County, California maintain real estate ownership documents to ensure the accuracy of property and land records. In addition to deeds, Contra Costa County Recorders of Deeds also have detailed county and local maps that show property lines and building information, including Contra Costa County topographic maps. These maps show elevations, water depths, geographic features, and may include aerial photos or shaded relief images. Recorders of Deeds may provide online access to their topographic maps on their websites.

The County Clerk Recorder’s Office Martinez CA 555 Escobar Street 94553 925-335-7900