Maricopa County Property Tax Calculator (2026)
The Maricopa County median effective property tax rate is 0.44% for 2026 (U.S. Census Bureau ACS 2024), 0.04% below the Arizona median of 0.48%. On a $400,000 home that is about $1,760 a year (~$147 a month). Maricopa County property is assessed by the Maricopa County Assessor. Enter your home value below for an instant estimate.
What is the Maricopa County property tax rate in 2026?
Maricopa County's median effective property tax rate is 0.44% (U.S. Census Bureau ACS 2024). The county median home is $452,800 with a median tax of about $1,983.
How much is property tax on a $400,000 home in Maricopa County?
About $1,760 a year, or roughly $147 a month, at the 0.44% median effective rate before exemptions.
Who handles property tax in Maricopa County?
The Maricopa County Assessor sets your assessed value. The Maricopa County Treasurer collects the bill. Appeal by File a Petition for Review with the Assessor within 60 days of the Notice of Value mailing.
When are Maricopa County property taxes due?
Two installments: the first half is due October 1 (delinquent after November 1) and the second half is due March 1 (delinquent after May 1).
Maricopa County Property Tax Calculator (2026)
Rates updated 2026 (U.S. Census Bureau ACS 2024). Live estimate — county median effective rate.
Maricopa County's median effective property tax rate is 0.04% below the Arizona median and the US average is 0.94%. Your assessed value, local millage, and exemptions (homestead, senior, veteran) will change the actual bill.
Who assesses and collects property tax in Maricopa County?
In Maricopa County, the Maricopa County Assessor sets the assessed value of your home each year. The Maricopa County Treasurer issues the bill and collects payment.
For your exact rate, exemptions, and account details, go to mcassessor.maricopa.gov — the official source for Maricopa County. This page is an independent estimate, not a tax bill.
How much is property tax on a home in Maricopa County?
At the Maricopa County median effective rate of 0.44%, here is the estimated annual and monthly bill by home value. The county median home value is $452,800, with a median tax of about $1,983 a year.
| Home value | Rate (0.44%) | Annual tax | Monthly |
|---|---|---|---|
| $200,000 | 0.44% | $880 | $73 |
| $400,000 | 0.44% | $1,760 | $147 |
| $452,800 (county median) | 0.44% | $1,983 | $165 |
| $750,000 | 0.44% | $3,300 | $275 |
When are Maricopa County property taxes due, and when can you appeal?
Assessment (lien) date: January 1, with the Notice of Value mailed in late February for the following tax year. Annual — the Assessor sets both a Limited Property Value (LPV) and a Full Cash Value (FCV); your tax is calculated on the LPV.
Payment: Two installments: the first half is due October 1 (delinquent after November 1) and the second half is due March 1 (delinquent after May 1).
Appeal window: File a Petition for Review with the Assessor within 60 days of the Notice of Value mailing, then optionally the Arizona State Board of Equalization. Missing it usually means accepting the assessed value for the year.
Maricopa County homesteads are protected by a 5% per year cap on the Limited Property Value (LPV) used to calculate your tax, which caps how fast your taxable value can climb even when the market jumps.
What exemptions can lower your Maricopa County property tax?
| Exemption | Amount or rule |
|---|---|
| Limited Property Value (LPV) cap | the taxable LPV can rise at most 5% per year, even when market value jumps |
| Senior Property Valuation Protection (senior freeze) | freezes the LPV for owners 65+ who meet income limits; renew every 3 years |
| Widow, widower & disability exemption | an assessed-value reduction (indexed yearly) for qualifying widows, widowers, and people with a total disability, subject to income limits |
| Disabled veteran exemption | an assessed-value reduction for qualifying disabled veterans and surviving spouses |
Amounts and eligibility change over time and are administered locally, so confirm what you qualify for with the Maricopa County Assessor before relying on a figure.
How do you estimate your Maricopa County property tax by hand?
- Find your home's assessed value on your latest notice from the Maricopa County Assessor.
- Subtract any exemptions you qualify for, such as homestead, senior, or veteran relief.
- Multiply the remaining taxable value by your local combined tax rate.
- For a quick estimate, multiply your home value by 0.44% — the Maricopa County median effective rate used above.
Which cities are in Maricopa County, and what makes it different?
Maricopa County includes Phoenix, Mesa, Chandler, Scottsdale, Glendale, Gilbert, Tempe, Peoria, Surprise, among others. Rates differ between these cities and their school and special districts, so two homes of equal value can owe different amounts.
Maricopa County (metro Phoenix) taxes the Limited Property Value (LPV), not the market value, and the LPV can rise at most 5% a year — so long-term owners are shielded from sudden market spikes. Arizona has no broad homestead exemption, so relief comes through the LPV cap, the senior freeze, and disability and veteran reductions.