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A Message from the Treasurer-Tax Collector

The Treasurer-Tax Collector’s Office proudly serves the residents and taxpayers of San Joaquin County. Our mission is to ensure the safekeeping of public funds while maintaining liquidity and maximizing earnings in a conservative and prudent manner. We strive to provide the highest level of service in a professional, courteous, and efficient manner as we collect taxes and revenues critical to local government operations that benefit San Joaquin County and its citizens.

In an effort to better serve you, we welcome your comments and suggestions. Please e-mail us at tax@sjgov.org and thank you for visiting our website!


Phonxay Keokham, CPA
Treasurer-Tax Collector
San Joaquin County

Phonxay
announcement
Public Auction of Tax Defaulted Properties May 8-9, 2024

Treasury

Providing banking and Investment services to County departments, schools, and special districts, we oversee bank relationships and manage the investment pool in a prudent manner ensuring safety, liquidity, and a return on investment on public funds.
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Tax

Overseeing the property tax billing and collection process for secured and unsecured property taxes levied by California state law, we assist the public in understanding their property taxes and making payments. We also issue business licenses in unincorporated County areas.
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Revenue & Recovery

Collecting monies owed to the County and court ordered fees, fines, and restitution, we provide billing and collection services, make payment arrangements, and take appropriate legal action to make our clients and victims whole.
More About Revenue & Recovery
Buildings under construction

Are You Behind on Property Tax Payments?

Up to $80,000 in property tax assistance is available to all eligible homeowners. Funds do not have to be paid back and there is no cost to apply.

Apply Online

Important Dates

08 May

Public Online Auction Date

May 8, 2024

We will be conducting an online auction of tax defaulted property for delinquent taxes starting May 8th thru May 9th. Please check on the auction page for more details.

10 Dec

First Installment Delinquent Date

December 10, 2024

Last day to pay the first installment of annual secured taxes without penalty. If it falls on a weekend or legal holiday, the delinquent date is the next business day.

31 Aug

Unsecured Taxes Delinquent Date

August 31, 2024

Last day to pay unsecured taxes without penalty. If it falls on a weekend of holiday, the delinquent date is the next business day.  
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