PropertyTaxCalendar

Maricopa County dates and official links

Maricopa County property tax tools

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Tools for Maricopa County, AZ

Estimated bill

Starts at the county’s Census median: $452,800. Change it to your best estimate.

Estimated annual bill$1,983

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

Official tax information

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

Census home value source
0500000US04013|452800|1398

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US04013|1983|12|2028|18|1888|21

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.

Check the official information

Source and verification
Except as provided in subsection B of this section, all taxes bear interest from the time of delinquency at the rate of sixteen percent per year simple until paid. A fraction of a month is counted as a whole month.

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.

100% Service-Connected Veteran’s Personal Exemption

Applicants meeting the veteran disability, principal-residence and income requirements, with county assessor approval.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Official eligibility and application

Eligibility source
The 100% Service-Connected Veteran’s Personal Exemption fully exempts the applicant’s primary residence from property taxation, provided all eligibility requirements—including income criteria—are met and the application is approved by the County Assessor.

Official source. Last verified 2026-10-24.

Property Valuation Protection Option

Age- and income-qualified taxpayers can freeze their primary-residence valuation for a renewable three-year period.

Does this describe you?
Possible annual savingsAnswer above

We’ll show the next step for this exemption.

Official eligibility and application

Eligibility source
allows taxpayers who are qualified by age and income to have the valuation of their primary residence fixed ("frozen") for a renewable period of three years.

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.

Official appeal information

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

Census home value source
0500000US04013|452800|1398

Official source. Last verified 2026-10-24.

Census taxes paid source
0500000US04013|1983|12|2028|18|1888|21

Official source. Last verified 2026-10-24.

Appeal dates and filing

For the 2027 valuation notice: the county lists April 21, 2026 for the administrative petition and December 15, 2026 for Tax Court.

How to file: Tax Court or Small Claims Court, 125 W Washington, Phoenix; phone 602-506-8297.

State guidance: An unresolved assessor appeal may proceed to the Board of Equalization and/or Tax Court; an original appeal may also go directly to Tax Court.

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: $452,800. 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. How these estimates work.