2025-26 Secured Property Tax Bills Now Available

NAPA, CA - Secured property tax bills for 2025-26 are now available online to view and pay. The first installment of 2025-26 secured property taxes is due November 1, 2025. Through the Napa County Property Assessment and Fee Parcel Search Web Page, property owners can enter their assessment parcel number (APN) or property address to access their secured property tax bill(s).

How to pay your property taxes:

• Online via the Napa County Treasurer-Tax Collector's web page : Electronic check payments can be made with no additional fee through eCheck. Credit and debit card payments can be made through the County's payment processor, which charges a 2.32 percent transaction fee.
• By mail: Hardcopy tax bills will be generated in the coming weeks and mailed to the addresses currently on file. Please make checks and money orders payable to the "Napa County Tax Collector" and include the fee parcel number. Mail your payment to: Napa County Tax Collector, 1195 Third Street, Suite 108, Napa, CA 94559.
• In-Person: Come to the Napa County Tax Collector's office located at 1195 Third St., Ste. 108 in Napa between the hours of 8 a.m. - 5 p.m. Monday through Friday. Please bring your tax bill, parcel number and/or address of the property being taxed. *Note: To avoid standing in line, place property tax payments in the drop box located just outside the main entrance to the Tax Collector's office.
• By phone: To make payments by telephone, please call 1-855-627-2121. Please note that the payment processing company charges a 2.32 percent transaction fee for credit or debit card payments, but no transaction fee for eCheck payments.

The first installment of taxes is due on Nov. 1, 2025 and will become delinquent if not paid by December 10, 2025. Delinquent payments will incur a 10 percent penalty.

The second installment of taxes is due on February 1, 2026 and will become delinquent if not paid by April 10, 2026. Delinquent payments will incur a 10 percent penalty plus a $10 cost fee.

For questions about your tax bills, please call the Napa County Treasurer-Tax Collector's Office at 707-253-4327 or email [email protected].