What is the Arizona income tax rate?

Arizona has a flat income tax rate of 2.5%. All taxable income is taxed at this same rate regardless of income level.

Does Arizona have a standard deduction?

Yes. The Arizona standard deduction is $14,600 for single filers and $29,200 for married filing jointly.

How is Arizona income tax calculated?

Arizona uses a flat tax system. After subtracting your standard deduction (if applicable), your remaining taxable income is taxed at a flat rate of 2.5%, then added to your federal tax and FICA obligations.

How do I calculate my total Arizona tax bill?

Your total tax includes federal income tax (10%–37%), Social Security (6.2% on the first $176,100), Medicare (1.45%), and Arizona state income tax. Use our free calculator above for an instant breakdown.

Arizona Income Tax Calculator 2026

Estimate your Arizona (AZ) income tax for 2026. Arizona has a 2.5% flat state income tax. Enter your income below and click “Calculate Taxes” for an instant breakdown.

Tax Information

Annual Gross Income

Filing Status

State

Enter your income to estimate your tax liability

Arizona Income Tax Overview

Arizona has a flat income tax rate of 2.5%. This means all taxable income is taxed at the same rate regardless of how much you earn.

The standard deduction in Arizona is $14,600 for single filers and $29,200 for married filing jointly.

Key Facts About Arizona Taxes

Arizona's 2.5% flat tax rate (enacted in 2023) is one of the lowest in the nation, making it one of the most tax-friendly states for wage earners. The state uses the federal standard deduction.

Arizona has become a top destination for California and New York transplants due to its low income tax, lower cost of living, and growing tech and finance sectors in the Phoenix-Scottsdale metro area.

Frequently Asked Questions

What is the Arizona income tax rate?: Arizona has a flat income tax rate of 2.5%. All taxable income is taxed at this same rate regardless of income level.
Does Arizona have a standard deduction?: Yes. The Arizona standard deduction is $14,600 for single filers and $29,200 for married filing jointly.
How is Arizona income tax calculated?: Arizona uses a flat tax system. After subtracting your standard deduction (if applicable), your remaining taxable income is taxed at a flat rate of 2.5%, then added to your federal tax and FICA obligations.
How do I calculate my total Arizona tax bill?: Your total tax includes federal income tax (10%–37%), Social Security (6.2% on the first $176,100), Medicare (1.45%), and Arizona state income tax. Use our free calculator above for an instant breakdown.

Related Calculators & Resources

Arizona Paycheck Calculator

Calculate your Arizona take-home pay

Federal Tax Calculator

Estimate your federal income tax liability

All 50 State Tax Rates

Compare income tax rates across every state

Arizona Tax Brackets

See 2025 federal and Arizona brackets

Arizona Take-Home Pay

Detailed net pay breakdown for Arizona

Arizona Total Tax Burden

Combined federal, state, and local taxes