The due date for the 1st Installment Secured Property Taxes is November 1. If you have not received a bill, please contact the Treasurer-Tax Collector Office immediately for a copy. Otherwise, an electronic copy is available online.
Office hours for walk-ins are 8:00 AM to 5:00 PM, and a face covering is required. Call Center hours are 9:00 AM to 4:00 PM at 925-957-5280. Online services are available for Look Up and Pay taxes until 11:59 PM of the delinquent date, December 10th.
Treasurer-Tax Collector Office
625 Court Street, Room 100
Martinez, CA 94553