Marriage License Information for Contra Costa County, California

Below is all of the marriage license information you need in order to file in the county you will be married in. Please note that we have provided links to your county clerk’s official website as well as a link to the marriage license application form you will file.

Office Address 555 Escobar StreetMartinez, CA 94553 Office Hours Monday - Friday 8 am- 4:30 pm

Office Phone 925-335-7900

Useful Links County Website Marriage License Form

Is a Blood Test Required?
No

Does one of us need to go in person to apply?
Both of you

How much is it?

$86.00, Cash or debit

What do I need to bring?

Government issued photo identification

How To Apply:

Both parties must appear at the County Clerk's office with valid photo identification. Application can be submitted online or printed out and taken to clerks office.

Name Change:
Filing for a marriage license in the state of California does not cause your or your spouse’s last name to automatically change. Married name change services are available to guide you through the married name change process if you opt to change your name.

Same Sex Couple:
Use this online resource for more information about your state’s marriage legislation.