Contra Costa County Treasurer -Tax Collector

Russell Watts

Russell V. Watts

Treasurer-Tax Collector
Phone: (925) 957-5280

Finance Building

625 Court St., Ste 100
Martinez CA 94553
Driving Directions

Court House Martinez, CA

WELCOME!

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Mailing Address

P.O. Box 631
Martinez, CA 94553

Walk-ins Hours

Monday through Friday
8 a.m. to 5 p.m.

Call Center Hours

Monday through Friday
9 a.m. to 4 p.m.

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  1. Unsecured Tax Bills in the Mail

    Unsecured property tax bills have been mailed. If you are expecting to receive a bill but haven't, please contact our office immediately at (925) 957-5280. Read more...
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