How to appeal a Monterey County, CA property assessment
✓ Verified — Last verified October 24, 2026
Filing details published for Monterey County. Match the notice and assessment cycle to the official instructions.
Official appeal instructionsNot tax or legal advice; confirm with your county.
Filing timing
Sources. Checked .
Where to file
Sources. Checked .
Officially published
Official offices
Sources. Checked .
Monterey County Assessor
Sources for these instructions
Sources. Checked .
Read the source quotations (15)
https://www.countyofmonterey.gov/government/departments-a-h/clerk-of-the-board/assessment-appeals-agendas-applications-forms-documents
The timeframe to submit an Application for Changed Assessment based on the January 1, 2026 lien date (regular assessment) is July 2, 2026, through November 30, 2026.
Checked .
https://www.countyofmonterey.gov/government/departments-a-h/clerk-of-the-board/assessment-appeals-agendas-applications-forms-documents
received by the Clerk of the Board at 168 West Alisal Street, First Floor, Salinas, CA 93901
Checked .
https://boe.ca.gov/proptaxes/calendar.htm
First installment of real property taxes and all taxes on personal property on the secured roll are due and payable.
Checked .
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.
Checked .
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)
Checked .
https://boe.ca.gov/proptaxes/calendar.htm
Second installment real property taxes due and payable.
Checked .
https://www.countyofmonterey.gov/government/departments-i-z/treasurer-tax-collector/tax-collection/secured-property-tax/secured-property-tax-faqs
First Installment penalty = 10% of the first installment; Second installment penalty = 10% of the second installment plus a $20 cost.
Checked .
https://www.countyofmonterey.gov/government/departments-a-h/assessor/assessor/real-property/decline-in-market-value
A Notification of Assessed Value card will be sent to you in July, which will indicate our findings.
Checked .
https://www.countyofmonterey.gov/home/showpublisheddocument/145518/639113365861000000
The time is quickly approaching for the processing of the 2026-2027 secured roll tax bills
Checked .
https://www.countyofmonterey.gov/government/departments-a-h/assessor/assessor/real-property/decline-in-market-value
Assessor
Checked .
https://www.countyofmonterey.gov/government/departments-a-h/assessor/assessor/real-property/decline-in-market-value
831-755-5035
Checked .
https://www.countyofmonterey.gov/government/departments-i-z/treasurer-tax-collector/tax-collection/secured-property-tax/secured-property-tax-faqs
County of Monterey Treasurer-Tax Collector
Checked .
Continue with your property
Common questions
Where do I file a Monterey County assessment appeal?
Monterey County Clerk of the Board, 168 West Alisal Street, First Floor, Salinas, CA 93901.
Updated , from cited verification dates. Individual sources may have earlier checks.