Skip to main content
Skip Navigation LinksHome > Departments > Treasurer Tax Collector

Treasurer - Tax Collector


It is an honor and a privilege for the Treasurer-Tax Collector’s Office to serve the residents and taxpayers of San Joaquin County.

The mission of the Treasurer-Tax Collector’s Office is to ensure the safekeeping of public funds, maintaining liquidity, and maximizing earnings in a conservative and prudent manner. We pledge to provide the highest level of service in the most professional, efficient, and courteous manner as we collect taxes and revenues which supports vital local government services for the residents and taxpayers of San Joaquin County.


The redesigned 2018-2019 annual secured tax bills have been mailed to all property owners at the addresses shown on the Assessor’s roll.  The changes for 2018-2019 highlight important information on your tax bill.

Please note that the due date for the second installment is February 1, 2019. However, you have until 5:00 PM on April 10, 2019 to pay without a 10 percent penalty and $10 cost.

Notice of Current Property Taxes Due

2018-19 Secured Tax Bill Sample

2018-19 Secured Tax Informational Copy Sample

San Joaquin County Logo Small
  Phonxay Keokham, CPA
  Treasurer-Tax Collector
Contact Us

Treasurer-Tax Collector
44 North San Joaquin Street
First Floor, Suite 150
Stockton, CA 95202
Phone: (209) 468-2133
Fax: (209) 468-2158

Mailing Address

Treasurer-Tax Collector's Office
P.O. Box 2169
Stockton, CA 95201-2169