How to appeal a Merced County, CA property assessment
✓ Verified — Last verified October 24, 2026
Filing details published for Merced 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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Instructions based on your notice
Regular annual assessment appeals: July 2–November 30; when November 30 is a weekend or legal holiday, next-business-day postmarks are accepted. Supplemental and escape assessments: within 60 days after the printed mailing date or postmark, whichever is later.
Officially published
Where to file
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Official offices
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Merced County Assessor
Sources for these instructions
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Read the source quotations (12)
https://www.countyofmerced.com/251/Assessment-Appeals
Between July 2 and November 30 If the filing date of November 30th falls on a Saturday, Sunday, or legal holiday, an application that is mailed and postmarked on the next business day shall be deemed to have been filed within the requisite time period specified. Within 60 days after the mailing date printed on the Tax Bill, or the postmark date of the notice/tax bill, whichever is later.
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https://www.countyofmerced.com/251/Assessment-Appeals
you can appeal that value to the Assessment Appeals Board.
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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
§ 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
§§ 2618 and 2705 Rev. & Tax. Code | April 10 | Property owners | Second 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.countyofmerced.com/m/newsflash/home/detail/2863
2026-2027 Property Value Assessments
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Continue with your property
Common questions
Where do I file a Merced County assessment appeal?
Merced County Assessment Appeals Board
Updated , from cited verification dates. Individual sources may have earlier checks.