Contra Costa, California
County Seat: Martinez · Population: 1,165,927
Find contact information for Contra Costa government offices in California. The county seat is Martinez. Below you'll find phone numbers, addresses, and websites for the assessor, treasurer, recorder, clerk, and other county departments.
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Frequently Asked Questions
How do I contact the Contra Costa Assessor?
The Contra Costa Assessor's office handles property valuations, assessments, and exemptions. Find their phone number and address in the Property Records section above.
Where do I pay property taxes in Contra Costa?
Property tax payments in Contra Costa are handled by the Treasurer's office. Check the listing above for contact information, mailing address, and online payment options.
How do I get a copy of a deed in Contra Costa?
Property deeds, liens, and recorded documents are maintained by the Contra Costa Recorder's office. You can typically request copies in person, by mail, or through their online portal if available.
Where do I get a marriage license in Contra Costa?
Marriage licenses in Contra Costa are issued by the County Clerk's office. Contact them for requirements, fees, and appointment availability.
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