How to appeal a San Francisco County, CA property assessment
✓ Verified — Last verified October 24, 2026
Filing details published for San Francisco County. Match the notice and assessment cycle to the official instructions.
Official appeal instructionsNot tax or legal advice; confirm with your county.
Filing timing
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A published appeal date below has passed. Check the official office for the applicable cycle; no later deadline has been inferred.
Where to file
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Official offices
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San Francisco Office of the Assessor-Recorder
Sources for these instructions
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Read the source quotations (15)
https://www.sf.gov/sites/default/files/2025-01/2025_ir_application_template_english.pdf
you may file an Application for Changed Assessment with the Assessment Appeals Board (AAB), an independent board established to hear and resolve valuation disputes between the Assessor’s Office and property owners from July 2, 2026 through September 15, 2026.
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https://www.sf.gov/sites/default/files/2025-01/2025_ir_application_template_english.pdf
Applications for Changed Assessment may be obtained by contacting the Appeals Board – Clerk of the Board at 1 Dr. Carlton B. Goodlett Place, City Hall – Room 405, San Francisco, CA 94102
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https://www.sf.gov/sites/default/files/2025-01/2025_ir_application_template_english.pdf
www.sfgov.org/AAB
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https://www.boe.ca.gov/proptaxes/calendar.htm
§ 2605 Rev. & Tax. Code November 1 Property owners First installment of real property taxes and all taxes on personal property on the secured roll are due and payable.
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https://www.boe.ca.gov/proptaxes/calendar.htm
§§ 2617 and 2704 Rev. & Tax. Code December 10 Property owners First installment of taxes on the secured roll, if unpaid, is delinquent at 5:00 p.m. or close of business day, whichever is later.
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https://www.boe.ca.gov/proptaxes/calendar.htm
If the specified date falls on Saturday, Sunday, or a legal holiday, the action may be done on the next business day. (Government Code §§ 6706, 6707)
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https://www.boe.ca.gov/proptaxes/calendar.htm
§ 2606 Rev. & Tax. Code February 1 Property owners Second installment real property taxes due and payable.
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https://www.boe.ca.gov/proptaxes/calendar.htm
§§ 2617 and 2704 Rev. & Tax. Code December 10 Property owners First installment of taxes on the secured roll, if unpaid, is delinquent at 5:00 p.m. or close of business day, whichever is later.
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https://sftreasurer.org/property/secured-property-taxes
December 10th (First Installment) 10% April 10th (Second Installment) 10% plus applicable fees June 30th (property becomes tax-defaulted) Additional 1.5% per month plus redemption fee
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https://www.sf.gov/sites/default/files/2025-01/2025_ir_application_template_english.pdf
the annual Notice of Assessed Value which will be mailed at the end of July 2026.
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https://sftreasurer.org/property/secured-property-taxes
The secured property tax rate for Fiscal Year 2026-27 is 1.18162182%.
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https://sftreasurer.org/payments/property-tax-payment
The Office of the Treasurer & Tax Collector
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https://media.api.sf.gov/documents/ASR_Factsheet_AssessmentAppeal_English_2025.pdf
Office of the Assessor-Recorder
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https://media.api.sf.gov/documents/ASR_Factsheet_AssessmentAppeal_English_2025.pdf
www.sf.gov/ASR
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https://media.api.sf.gov/documents/ASR_Factsheet_AssessmentAppeal_English_2025.pdf
(628) 652-8100
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Continue with your property
Common questions
Where do I file a San Francisco County assessment appeal?
Assessment Appeals Board, Clerk of the Board, City Hall Room 405, 1 Dr. Carlton B. Goodlett Place, San Francisco, CA 94102
Updated , from cited verification dates. Individual sources may have earlier checks.