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

Group Photo in Front of Court House

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. Property Tax Postponement Applications Now Available

    Filing Period: October 1, 2019 – February 10, 2020. Approval on First-Come, First-Served Basis. Applications and additional program details can be found online or by calling (800) 952-5661. Read more...
  2. Secured Tax Bills in the Mail

    You should receive the annual secured property tax bills by November 1st. If you haven't received it by then, please contact our office immediately at (925) 957-5280. Read more...
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