Contra Costa County Treasurer and Tax Collector

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Today's Date:
A_gray Contra Costa County - Tax Payments

Please be advised that the online payment service is currently shut down for maintenance. If you need immediate assistance with property tax inquiries please call the Tax Collector's office at 925-957-5280


2009 - 2013 Contra Costa County Treasurer-Tax Collector's Office
625 Court Street, Room 100, P. O. Box 631, Martinez, California 94553-0063
Office Hours 8AM - 5PM, Except Holidays Call Center Hours 9AM - 4PM Except Holidays
PHONE: (925) 957-5280 FAX:(925) 957-2898 WEB: