Contra Costa County Treasurer -Tax Collector

Russell Watts

Russell V. Watts

Treasurer-Tax Collector

Belinda Zhu
Assistant Treasurer

Lulis Lopez
Assistant Tax Collector

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Group Photo in Front of Court House


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Finance Building

625 Court St., Ste 100
Martinez CA 94553
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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.
Face Covering Required

Call Center Hours

(925) 957-5280
Monday through Friday
9 a.m. to 4 p.m.


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