Arizona paycheck withholding calculator
Estimate how your paycheck withholding compares with a simplified annual Arizona income tax estimate. Enter your yearly wages and the state tax amounts from your paystub. Review the assumptions before changing payroll settings.
Arizona tax snapshot: Arizona taxes wages at a flat 2.5% rate. The Arizona standard deduction in this estimate is $14,600 for single filers — confirm the current-year figure in state instructions. To change Arizona withholding, file Arizona Form A-4 with your employer.
Check your Arizona paycheck withholding
Enter your yearly wages and the state tax amounts from your paystub. This is a planning estimate, not your final state tax bill.
Choose one profile. Matching fields will appear below.
Arizona income tax brackets (2026)
Arizona uses a flat 2.5% rate on taxable wages. The standard deduction is $14,600 for single filers.
Flat-rate states still require attention: local taxes, credits, and employer payroll rules can change your withholding. This estimate is simplified.
How to adjust Arizona withholding
File Arizona Form A-4 with your employer to change Arizona paycheck withholding. Confirm you have the current-year version, enter only the lines your situation requires, and check your next paystub's state-tax line to verify the change took effect within one or two pay periods.
What is the Arizona state income tax rate?
Arizona taxes wage income at a flat 2.5% rate. This is a planning estimate — check current state instructions for your filing status and year.
What form changes Arizona withholding?
Arizona Form A-4. Ask HR for the current-year version; payroll generally applies the change within one or two pay periods.