Contra Costa County Assessment

Search for Contra Costa County CA county assessment information. A county assessment search provides information on property assessments, residential assessment, commercial assessment, personal property assessment, property appraisals, property taxes, property maps, assessment reports, assessment forms, assessment exemptions, the assessment process, appealing assessments, property tax formulas, and unclaimed parcels.


Contra Costa County Assessors are responsible for determining the value of all property in their municipality, and they also keep records on the assessment process. Property appraisals of residential, commercial, and personal property are used to calculate Contra Costa County California property taxes. At the Contra Costa County level, Assessors create reports on their property assessments, including searchable property maps, detailed assessment reports, forms related to assessments, and information about exemptions. They also provide information on the assessment process, calculating property taxes, and how property owners can appeal assessed values. Assessors maintain records on apartments, commercial buildings, condos, home improvements, property sales, residential buildings, and vacant lots in Contra Costa County CA. Their records also list the property owners, prior owners, and any sales or transfers.

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


Contra Costa County Clerks maintain public records for their municipality, usually at the Contra Costa County or local level. As part of this process, Clerks keep records on Contra Costa County property assessments. This can include residential, commercial, and personal property assessments, which are used to calculate property taxes. Clerk records include Contra Costa County property assessments, property maps, assessment reports, assessment forms, and assessment listings. They may also provide information on the process used to assess properties, the formula for calculating property taxes, and the appeals process for an incorrect assessment. These records cover residential buildings, apartments, townhouses, condos, commercial buildings, and unclaimed parcels, including records on home improvements and property sales in Contra Costa County CA. Assessment records also include the current and former property owners and any property sales or transfers.

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 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 94806 510-215-3005