Iowa Income Tax Calculator
Determine your exact state income tax bracket and liability in Iowa. Model your deductions and exemptions.
Why calculating tax in Iowa is different
Iowa has a graduated income tax system.
State Income Tax
4.4% - 6%
Base Sales Tax
6%
State Min Wage
$7.25 / hr
Abbreviation
IA
Iowa Tax Interactive Tool
This calculator uses the latest 2026 data for Iowa, including the minimum wage of $7.25 and the specific state income tax rates (4.4% - 6%).
Frequently Asked Questions about Iowa Tax
What are the income tax brackets in Iowa?
Iowa features an income tax rate structure of 4.4% - 6%. Depending on your taxable income, you will fall into specific brackets that dictate your marginal tax rate.
Does Iowa tax retirement income?
The taxation of retirement income varies. You must check current Iowa Department of Revenue guidelines to see if Social Security or pension income is exempted from the 4.4% - 6% state tax.