US State Income Tax Calculators

Quickly estimate state income tax across the United States. Choose your state to model brackets, standard/itemized deductions, credits, and effective rates. Includes all 50 states and the District of Columbia. (Some states have no broad wage income tax; those pages explain how that affects your results.)

Alabama State Income Tax Calculator

Estimate Alabama liability with brackets and deductions.

Alaska State Income Tax Calculator

Review Alaska’s no-state-income-tax implications.

Arizona State Income Tax Calculator

Compute AZ taxes with current brackets and credits.

Arkansas State Income Tax Calculator

Estimate AR tax due, deductions, and effective rate.

California State Income Tax Calculator

Model CA progressive brackets, deductions, and credits.

Colorado State Income Tax Calculator

Flat-rate CO tax with adjustments and credits.

Connecticut State Income Tax Calculator

Estimate CT liability and marginal rates.

Delaware State Income Tax Calculator

Compute DE taxes with brackets and deductions.

District of Columbia Income Tax Calculator

Estimate DC income tax, brackets, and credits.

Florida State Income Tax Calculator

Understand FL’s no-state-income-tax impact.

Georgia State Income Tax Calculator

Estimate GA income tax with deductions and credits.

Hawaii State Income Tax Calculator

Model HI progressive brackets and exemptions.

Idaho State Income Tax Calculator

Compute ID taxes and effective rate.

Illinois State Income Tax Calculator

Flat IL rate with additions/subtractions applied.

Indiana State Income Tax Calculator

Estimate IN liability (state rate plus local add-ons).

Iowa State Income Tax Calculator

Model IA brackets, deductions, and credits.

Kansas State Income Tax Calculator

Estimate KS income tax and marginal rate.

Kentucky State Income Tax Calculator

Compute KY tax with standard/itemized deductions.

Louisiana State Income Tax Calculator

Estimate LA liability and effective rate.

Maine State Income Tax Calculator

Calculate ME taxes with brackets and credits.

Maryland State Income Tax Calculator

Model MD state tax and local add-ons.

Massachusetts State Income Tax Calculator

Estimate MA tax liability and effective rate.

Michigan State Income Tax Calculator

MI flat rate with credits and deductions.

Minnesota State Income Tax Calculator

Compute MN progressive brackets and credits.

Mississippi State Income Tax Calculator

Estimate MS tax due and effective rate.

Missouri State Income Tax Calculator

MO brackets, deductions, and local considerations.

Montana State Income Tax Calculator

Model MT income tax with deductions and credits.

Nebraska State Income Tax Calculator

Estimate NE liability and marginal rate.

Nevada State Income Tax Calculator

Explain NV’s no-state-income-tax framework.

New Hampshire State Income Tax Calculator

Model NH rules (interest/dividends context noted).

New Jersey State Income Tax Calculator

Compute NJ taxes with brackets and credits.

New Mexico State Income Tax Calculator

Estimate NM liability and effective rate.

New York State Income Tax Calculator

Model NYS brackets and credits (city tax separate).

North Carolina State Income Tax Calculator

NC flat rate with deductions and credits.

North Dakota State Income Tax Calculator

Compute ND tax due and effective rate.

Ohio State Income Tax Calculator

Estimate OH state taxes (local levies vary by city).

Oklahoma State Income Tax Calculator

Model OK brackets, deductions, and credits.

Oregon State Income Tax Calculator

Compute OR progressive taxes and effective rate.

Pennsylvania State Income Tax Calculator

PA flat rate with local earned income considerations.

Rhode Island State Income Tax Calculator

Estimate RI liability with credits and deductions.

South Carolina State Income Tax Calculator

SC brackets, deductions, and effective rate.

South Dakota State Income Tax Calculator

Summarize SD’s no-state-income-tax status.

Tennessee State Income Tax Calculator

Reflect TN’s no broad wage income tax framework.

Texas State Income Tax Calculator

TX has no state wage income tax—see implications.

Utah State Income Tax Calculator

Flat UT rate with credits and adjustments.

Vermont State Income Tax Calculator

Estimate VT taxes and effective rate.

Virginia State Income Tax Calculator

Model VA brackets, deductions, and credits.

Washington State Income Tax Calculator

Explain WA’s no-state-income-tax context.

West Virginia State Income Tax Calculator

Compute WV liability and effective rate.

Wisconsin State Income Tax Calculator

WI brackets, deductions, and credits.

Wyoming State Income Tax Calculator

WY’s no-state-income-tax overview and notes.

Educational use only—not tax advice. Consult official state guidance or a qualified professional for your specific situation.