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Treasurer - Tax Collector

Taxes Online And By Phone

Important Notice

Due to COVID-19 taxpayers are recommended to make payments online or over the phone. Cash payments can be exchanged for check or money and mailed to our office. Please use the quick link View or Pay Property Taxes or call (866) 954-1829. 

Visa, Mastercard, Discover, American Express credit cards, debit cards, and E-Checks accepted.

The San Joaquin County current year property tax roll is available online or by phone for inquiry or to make a payment by credit card or check. This service for prior year taxes is not available by phone. Payment plans may not be started or paid online or by phone. For lien or demand information, please call (209) 468-2133 or fax our office at (209) 468-9482.

Please have your FEE PARCEL NUMBER (APN/AAN to search for annual, supplemental, and escaped bills) or ASSESSMENT NUMBER (ASMT) from your tax bill(s) ready to enter. When searching for Unsecured taxes, use the ASSESSMENT NUMBER. You will receive a transaction number when you finish (see disclaimer).

Convenience Fees:

If you pay your taxes online or by phone, a convenience fee is charged in addition to the property tax amount paid. Convenience fees are paid to the service provider, not San Joaquin County.

  • Electronic checks(E-Checks)FREE
  • Debit cards $3.49 per transaction
  • Credit cards 2.34% of total amount paid

Just before completing your transaction, the amount of the taxes and the cost of the convenience fee will be stated. You will have the option NOT to complete the transaction at that time.


This service has been provided to allow easy access to San Joaquin County Tax Collector information. A reasonable effort has been made to ensure the accuracy of the data provided; nevertheless some information may be out of date or may not be accurate. The County of San Joaquin assumes no responsibility arising from the use of this information. ASSOCIATED DATA ARE PROVIDED WITHOUT WARRANTY OF ANY KIND, expressed or implied, including but not limited to, the implied warranties for merchantability and fitness for a particular purpose. Do not make any business decisions based on this data before validating the data [Revenue and Taxation code Section 408.3(d)]. Any resale of this information is prohibited.

Users of this service assume responsibility to enter the correct bank information. If the routing number, account number, or account holder's name is incorrectly entered or if the account does not contain sufficient funds for settlement, a transaction number will be issued; however, the transaction cannot be successfully completed. Not all accounts are appropriate for electronic payments. Check with your financial institution before submitting a payment. The limit for an individual E-Check payment is $500,000. Although a transaction number is issued, if the transaction fails for any reason, it will not be re-deposited and a return fee will apply. If the payment is returned after the delinquent date, the Tax Collector must also charge the penalties required by law.

The Tax Collector does not guarantee uninterrupted availability of websites or phone systems. If payment is not received by the delinquent date, the taxpayer is responsible for penalties required by law.


CALL (866) 954-1829



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Online Instructions

STEP 1: After reading the disclaimer, click the box above and a new inquiry window will appear. Enter the 8-digit PARCEL NUMBER (to search for both annual, supplemental, and escaped bills) or 12-digit ASSESSMENT NUMBER from your tax bill and click the "Submit" button. When searching for Unsecured taxes, use the ASSESSMENT NUMBER. A list of records that match your search criteria will be displayed.

STEP 2: Click on the underlined assessment (Asmt) number you wish to view or pay. Detailed information about the assessment will be displayed.

STEP 3: Click on the checkbox under the amount due for the installment(s) you wish to pay and click the "Add to cart" button.

STEP 4: Follow the subsequent on-screen instructions for payment.

Need Help?

For questions or problems making a phone or online payment, please call (888) 907-3872.

For all property tax questions, please call the Tax Collector's Office at (209) 468-2133.

For more contact information for our department CLICK HERE.