US Tax Tools

Arizona Tax Brackets 2025

Arizona state income tax rates for tax year 2025 — a flat 2.5% on all taxable income.

Tax year

2025

Type

Flat

Rate range

Flat 2.5%

Brackets

1

Arizona state tax at common incomes (2025)

Taxable income Single — tax Single — effective MFJ — tax MFJ — effective
$50,000 $1,250 2.50% $1,250 2.50%
$75,000 $1,875 2.50% $1,875 2.50%
$100,000 $2,500 2.50% $2,500 2.50%
$150,000 $3,750 2.50% $3,750 2.50%
$250,000 $6,250 2.50% $6,250 2.50%
$500,000 $12,500 2.50% $12,500 2.50%

State income tax only. Excludes federal tax, FICA, and local/city taxes. Assumes taxable income (after deductions).

About Arizona's 2025 rates

With a flat tax, your Arizona state income tax is simply 2.5% of your taxable income. Arizona's flat rate is one of the lowest among states that levy an income tax. The state conforms to many federal tax provisions, making it straightforward to calculate your state liability from your federal return. Arizona does not tax Social Security benefits. The state also has a transaction privilege tax (sales tax) averaging around 8.4% when combined with local rates, and property taxes that vary by county.

Frequently asked questions

What are the Arizona tax brackets for 2025?

Arizona has a flat state income tax of 2.5% for tax year 2025 — applied to all taxable income regardless of filing status.

What is the top Arizona income tax rate in 2025?

2.5%.

How much Arizona state tax on $100,000 in 2025?

A single filer with $100,000 of taxable income owes $2,500 in Arizona state income tax for 2025 — an effective rate of 2.50%. Married filing jointly with the same income owes $2,500 (2.50% effective). Federal tax is separate.

Are Arizona 2025 tax brackets the same as 2024?

Bracket thresholds may have changed for 2025 via inflation indexing or legislative action. The figures on this page are the Arizona bracket thresholds in effect for tax year 2025.

Explore more Arizona tax info

Last updated May 1, 2026 Tax year 2025-26

Data sources: IRS (irs.gov), Social Security Administration

This tool is general information only, not financial advice.

Reviewed by USTax Tools Editorial Desk

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