555 Escobar St.
Martinez, CA 94553

Phone Number

(925) 335-7800

Mailing Address

Contra Costa County Election Division
555 Escobar St.
P.O. Box 271
Martinez, CA 94553

Office Hours

Monday through Friday
8:00 am to 5:00 pm

Election Day
7:00 am to 8:00 pm

(Closed on holidays)

Key Email Addresses

Function Email Address
Candidate Services
Community Engagement/Outreach
Poll Workers and Polling Sites
Precincts and Mapping
Voter Services
Problems with the website

Fax Numbers

Function Fax Number
Candidate Services 925-335-7842
Voter Services 925-335-7836
Poll Workers and Polling Sites 925-335-7839
For Military and Overseas Voters 925-335-7843