Arizona State Tax Calculator 2026
Estimate your Arizona state income tax and take-home pay for tax year 2026.
Last updated: November 2025 · Source
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Arizona 2026 tax overview
Flat 2.5% since 2023; conforms to federal standard deduction.
Breakdown
Arizona income tax brackets, 2026
Arizona charges one rate on all taxable income. Figures are for single filers unless the state uses one schedule for all statuses.
| Taxable income | Rate | Tax on this bracket |
|---|---|---|
| Over $0 | 2.50% | 2.50% of everything above $0 |
Arizona conforms to the federal standard deduction: $16,100 single, $32,200 married filing jointly for 2026.
Frequently Asked Questions
What are the 2026 Arizona income tax rates?
Arizona charges a flat 2.50% on taxable income for 2026. Flat 2.5% since 2023; conforms to federal standard deduction.
At what income does the top Arizona tax rate start?
Arizona has a single rate, so it applies from the first dollar of taxable income above the standard deduction. There is no higher bracket to reach.
What is the 2026 Arizona standard deduction?
Arizona conforms to the federal standard deduction, which is $16,100 single and $32,200 married filing jointly for 2026 under IRS Rev. Proc. 2025-32.
Does Arizona have tax reciprocity with neighbouring states?
Yes. Arizona has reciprocal agreements with California, Indiana, Oregon, Virginia. If you live in one of those states and work in Arizona, you file and pay only where you live, and you give your employer the relevant non-residence certificate so Arizona tax is not withheld. Without that form the tax is withheld anyway and you have to file a Arizona return to get it back.
Does Arizona tax Social Security and retirement income?
Arizona does not tax Social Security. Up to $2,500 of federal, Arizona state and Arizona local government pension income is exempt; private pensions and IRA withdrawals are fully taxable.
What surprises people most about Arizona income tax?
Arizona moved to a flat 2.5% in 2023, the lowest flat rate of any state that has one.