Arizona Income Tax Brackets 2026

Arizona uses a flat income tax system with 1 bracket.

State Tax

2.5%

Top marginal rate

COL Index

103

Above national avg

Median Income

$72,581

Household

Brackets

1

Flat tax

Arizona Tax Brackets

Income RangeMarginal Rate
$0and above2.50%

Arizona State Tax at Different Income Levels

Gross IncomeState TaxEffective Rate
$50,000$1,2502.50%
$75,000$1,8752.50%
$100,000$2,5002.50%
$150,000$3,7502.50%
$200,000$5,0002.50%
$300,000$7,5002.50%

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Frequently Asked Questions about Arizona Taxes

Does Arizona have state income tax?

Arizona has a progressive income tax system with rates ranging from 2.5% to 2.5% for 2026.

How much is federal tax in Arizona?

Federal income tax in Arizona is the same as in all other US states. For 2026, the federal brackets range from 10% to 37%, depending on your taxable income and filing status.

What is the cost of living in Arizona?

The cost of living in Arizona has an index of 103, where 100 is the national average. This means Arizona is 3% more expensive than the average US state.