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Stanislaus County dates and official links

Stanislaus County property tax tools

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Tools for Stanislaus County, CA

Estimated bill

Starts at the county’s Census median: $450,100. Change it to your best estimate.

Estimated annual bill$3,216

Your home value × the county’s Census effective rate; your actual bill may differ.

Not tax or legal advice; confirm with your county.

Official tax information

Census survey, 2020–2024. Rate = median annual taxes ÷ median home value.

Census home value source
0500000US06099|450100|3186

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US06099|3216|69|3551|76|2385|120

Official source. Last verified 2026-10-24.

Late payment penalty

Not available yet

A complete date-based penalty rule and its matching cutoff have not been verified here.

Not tax or legal advice; confirm with your county.

Check the official information

Source and verification
1st installment penalty = 10% of the 1st installment amount 2nd installment penalty = 10% of the 2nd installment amount plus $10.00

Official source. Last verified 2026-10-24.

Exemption savings

Check the exemptions that may fit. A “Yes” does not confirm eligibility; your assessor makes that decision.

Homeowners' exemption

Owners occupying the home as their principal residence on January 1 may qualify for up to $7,000 off assessed value.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Not tax or legal advice; confirm with your county.

Official eligibility and application

Eligibility source
If you own a home and occupy it as your principal place of residence as of 12:01 am on January 1st, you may file the Claim for Homeowners’ Property Tax Exemption. This will exempt up to $7,000 in assessed value and result in tax savings.

Official source. Last verified 2026-10-24.

Savings source
February 15th Deadline for timely filing of all Exemption claims December 10th Deadline for late filing of Homeowners' & Veterans' Exemptions to qualify for a partial exemption.

Official source. Last verified 2026-10-24.

Veterans' exemption

Single veterans with assets not over $5,000; married veterans or qualifying unremarried widows with assets not over $10,000.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Not tax or legal advice; confirm with your county.

Official eligibility and application

Eligibility source
In order to be eligible for a Veterans' Exemption, a single veteran must not have assets valued over $5,000. A married veteran (or a veteran's widow who has not remarried) must not have assets valued over $10,000.

Official source. Last verified 2026-10-24.

Savings source
February 15th Deadline for timely filing of all Exemption claims December 10th Deadline for late filing of Homeowners' & Veterans' Exemptions to qualify for a partial exemption.

Official source. Last verified 2026-10-24.

Disabled veterans' exemption

Veterans with qualifying service-connected disabilities, or qualifying unmarried widows, may qualify.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Not tax or legal advice; confirm with your county.

Official eligibility and application

Eligibility source
If you are a veteran with a service-connected disability (or if you are unmarried widow of such a veteran), you may be eligible for an exemption on the assessed value of your home.

Official source. Last verified 2026-10-24.

Savings source
February 15th Deadline for timely filing of all Exemption claims December 10th Deadline for late filing of Homeowners' & Veterans' Exemptions to qualify for a partial exemption.

Official source. Last verified 2026-10-24.

Proposition 19 senior or disability base-year transfer

Eligible homeowners over 55 or disabled who buy or build a replacement primary home within two years of selling their original primary home may transfer the assessed base-year value.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Not tax or legal advice; confirm with your county.

Official eligibility and application

Eligibility source
Proposition 19 allows a homeowner who is over 55, or disabled, to transfer the base year value of their original primary home to a new home that is acquired or newly constructed within two years of the sale of the original primary residence.

Official source. Last verified 2026-10-24.

Savings source
The replacement home may be located anywhere in California and be of any value. If a replacement home is of greater market value than the original, the difference between the full cash values of the replacement and original homes must be added to the transferred base year value of the original home. It allows homeowners who are over 55, or disabled, to transfer the base year value up to three times.

Official source. Last verified 2026-10-24.

Homeowners' Exemption

Qualifying owner-occupied principal residence on January 1; $7,000 reduction of taxable value.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Not tax or legal advice; confirm with your county.

Official eligibility and application

Eligibility source
The California Constitution provides a $7,000 reduction in the taxable value for a qualifying owner-occupied home. The home must have been the principal place of residence of the owner on the lien date, January 1st.

Official source. Last verified 2026-10-24.

Estimates are separate. Do not add them together; eligibility, taxing units and restrictions can overlap.

Is my assessment too high?

Use market value, not assessed or taxable value.

Compared with the county medianAt the median

This compares market values only; being above the county median does not establish overassessment.

Not tax or legal advice; confirm with your county.

Official appeal information

Census survey, 2020–2024. Rate = median annual taxes ÷ median home value.

Census home value source
0500000US06099|450100|3186

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US06099|3216|69|3551|76|2385|120

Official source. Last verified 2026-10-24.

Appeal dates and filing

Published appeal deadline: November 30, 2026 (announced).

The filing office lists July 2–November 30, 2026 for regular assessments. Supplemental and escape appeals are due within 60 days of postmark or the mailing date on the bill, whichever is later.

How to file: Clerk of the Board of Supervisors, 1010 10th Street, Suite 6700, Modesto, CA 95354.

State guidance: File the county's Assessment Appeal Application (BOE-305-AH) with the clerk of the board in the county where the property is located.

Official appeal source. Last verified 2026-10-24.

Official appeal source. Last verified 2026-10-24.

Official appeal source. Last verified 2026-10-24.

Official appeal source. Last verified 2026-10-24.

Official appeal source. Last verified 2026-10-24.

Compare counties

Compare the same home value in up to four counties.

City or county works too.

    Starts at the county’s Census median: $450,100. Change it to your best estimate.

    Estimated annual differenceAdd a place

    Enter another ZIP, city or county to compare estimated annual bills.

    Not tax or legal advice; confirm with your county.

    Not tax or legal advice; confirm with your county. How these estimates work.

    Updated , from cited verification dates. Individual sources may have earlier checks.