Contra Costa County Treasurer -Tax Collector

Russell Watts

Russell V. Watts

Treasurer-Tax Collector

Brice Bins, Chief Deputy

Finance Building

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

OFFICE OPEN TO PUBLIC BY APPOINTMENT ONLY

 To request an appointment, call (925) 957-5280 or email taxinfo@tax.cccounty.us. 

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2020-2021 UNSECURED TAX BILLS DELAYED

Due to the Shelter-in-Place orders, the 2020-2021 Unsecured tax bills will be issued on or shortly after August 10, 2020, and due by September 30, 2020. 

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Request for Penalty Cancellation for COVID-19 Impact 

COVID-19 INSTALLMENT AGREEMENT

FAQ’s on Request for Penalty Cancellation for COVID-19 Impact

Mailing Address

P.O. Box 631
Martinez, CA 94553

Walk-ins Hours

Monday through Friday
By Appointment Only

Call Center Hours

(925) 957-5280
Monday through Friday
9:00 AM - 4:00 PM

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  1. UNSECURED TAX BILLS DELAYED

    Due to the Shelter-in-Place orders, the Unsecured tax bills for fiscal year 2020-2021 will be issued on or shortly after August 10, 2020, and due by September 30, 2020. Read more...
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