Arizona Tax Calculator
The Arizona (AZ) Tax Calculator is updated for the 2026/27 tax year. It estimates Arizona state income tax, federal tax, and FICA/Medicare deductions, helping you calculate take-home pay and refund estimates. Arizona applies a flat income tax rate, making your results simple and predictable compared to progressive systems.
The calculator accounts for both state-specific credits and standard federal adjustments, offering an accurate forecast of your total tax liability and take-home income.
Quick Access Tools
Quick Arizona Tax Calculator
Enter income and filing status, then click Calculate to get instant results. Use the advanced tabs to include itemized deductions, dependents, 401(k) contributions, and state-specific tax credits like the Arizona Family Tax Credit or School Tuition Organization (STO) contributions.
Input key: F Used in Federal tax calculations S Used in State tax calculations
How to Calculate Income Tax in Arizona for 2026/27
- Enter your gross annual income and any pre-tax deductions.
- Select your filing status (Single, Married, Head of Household, etc.).
- Click Calculate to estimate state, federal, and FICA liabilities, along with your net take-home pay.
Advanced Options
- Model Arizona-specific deductions and credits such as charitable or school contributions.
- Toggle itemized vs. standard deductions to optimize your return.
- Add IRA/401(k) contributions and dependents for precise calculations.
- Include federal and state withholdings to forecast refund or balance due.
Related Calculators
Common Arizona Forms & Schedules
Explore the most commonly used Arizona (AZ) Department of Revenue income tax forms, including core returns such as Form 140 (Resident Return), Form 140NR (Nonresident Return), Form 140PY (Part-Year Resident Return), and simplified options like Form 140A and Form 140EZ. Supporting schedules—such as Schedule A for deductions and the full range of Arizona credit forms—are also available to help taxpayers calculate exemptions, credits, and adjustments accurately.
- Arizona Form AZ 131 Arizona Form 131 – Claim for Refund on Behalf of Deceased Taxpayer
- Arizona Form AZ 140 Arizona Form 140 – Resident Personal Income Tax Return
- Arizona Form AZ 140 Schedule A Arizona Form 140 Schedule A – Itemized Deduction Adjustments
- Arizona Form AZ 140A Arizona Form 140A – Resident Personal Income Tax (Short Form)
- Arizona Form AZ 140EZ Arizona Form 140EZ – Resident Personal Income Tax (EZ Form)
- Arizona Form AZ 140NR Arizona Form 140NR – Nonresident Personal Income Tax Return
Additional Resources
Frequently Asked Questions
Quick answers for Arizona filers: learn about flat income tax rates, popular deductions, credits, and filing forms.
What documentation do I need to support a claim on Form 140PTC?
Taxpayers should maintain records verifying rent paid or property taxes assessed and paid. Homeowners must keep county property tax statements, while renters should obtain receipts or landlord statements itemizing rent amounts per month. Arizona may request verification during processing, especially when the credit claimed is high relative to income. Taxpayers who receive SSI or other benefits should also retain award letters proving eligibility. Additional explanation and examples for documentation appear on the reference page for AZ-140PTC.
Project next year’s take-home in Arizona?
Switch the year in the calculator; rates/thresholds update automatically.
Do charitable contributions affect Schedule A(NR) differently for nonresidents?
Charitable contributions reported on Schedule A(NR) are included as part of total itemized deductions before applying the Arizona nonresident ratio. This differs from resident forms such as the 140, where charitable contributions may also influence the standard deduction increase worksheet. Nonresidents do not receive the separate charitable increase because Form 140NR applies the ratio instead. Taxpayers wanting to compare outcomes between itemizing and taking the standard deduction can do so using the Arizona nonresident calculator at Form 140NR.
What if I live in Arizona but work in another state?
The work state may tax those wages. Claim a credit on your Arizona return where eligible. Model it in the full calculator.
Can taxpayers claim both the Arizona and federal foreign tax credits?
Yes, Arizona residents may claim both, but they must coordinate claims carefully. If a taxpayer takes a foreign tax deduction on their federal return instead of a federal credit, Arizona generally requires them to reverse that deduction before applying the Arizona credit. Likewise, if the foreign tax is refunded after filing, both federal and Arizona returns may require amendments. For step-by-step examples, see the guidance linked on the AZ-309 calculator page.
Important Notes
All calculations are estimates for guidance only. Always review your return and consider professional advice when submitting official filings.