Arizona Income Tax Calculator 2026
Estimate your Arizona federal and state income tax for 2025.
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About Arizona income tax
Tax structure
Arizona uses a flat tax rate of 2.50% on taxable income. Arizona uses a flat 2.5% income tax rate (effective 2023+).
Snapshot at $75,000 (single)
- Take-home: $59,412 per year
- Federal tax: $8,341
- State tax: $1,510
- Effective rate: 20.78%
- vs. Texas (no income tax): Arizona keeps $1,510 more.
Compare to neighboring states
Arizona tax FAQ
How much state income tax will I pay in Arizona?
Arizona state income tax depends on your taxable income and filing status. Use the calculator above for an exact estimate. Arizona uses a flat 2.5% income tax rate (effective 2023+).
What's the difference between federal and Arizona state tax?
Federal income tax is collected by the IRS using nationwide brackets (10%–37%). Arizona state income tax (where applicable) is separate and uses its own brackets and deductions. Both apply to most Arizona residents.
Are these the 2025 or 2026 tax brackets?
The calculator uses tax year 2025 federal brackets — the figures you'll use to file in early 2026. The IRS adjusts brackets annually for inflation; we update when 2026 figures are released.
Should I take the standard deduction or itemize?
Take whichever is larger. The 2025 standard deduction is $14,600 (single), $29,200 (married filing jointly), or $21,900 (head of household). Itemize if your mortgage interest, state and local taxes (capped at $10,000), and charitable donations exceed that amount.