Iowa State Income Tax Overview
Iowa (IA) state income tax rate: 6.0% (graduated rate system)
Iowa Income Tax Brackets (2026)
4.4% on income up to $6,210; 4.82% on $6,211–$31,050; 5.7% on $31,051–$62,100; 6.0% above $62,100 (2024 rates; Iowa is transitioning to a flat 3.9% by 2026)
Iowa is in a multi-year income tax reduction. Rates dropped significantly in 2023 and 2024, with a flat 3.9% rate scheduled for 2026. Iowa also eliminated the deductibility of federal income taxes, which previously made its effective rate higher than the nominal rate.
Median Household Income in Iowa
The median household income in Iowa is $65,689. Iowa's median income is near the national average, with an economy anchored in agriculture, insurance, and manufacturing. The transition to a flat 3.9% rate by 2026 will meaningfully reduce the tax burden for most Iowans.
How to Use This Calculator for Iowa
- Enter your gross income and filing status
- The calculator applies Iowa's graduated income tax rate of up to 6.0%
- Subtract your standard deduction and any applicable credits
- Review your estimated state and federal tax liability
Frequently Asked Questions
What is the Iowa state income tax rate?
Iowa has a graduated income tax with a top rate of 6.0%. 4.4% on income up to $6,210; 4.82% on $6,211–$31,050; 5.7% on $31,051–$62,100; 6.0% above $62,100 (2024 rates; Iowa is transitioning to a flat 3.9% by 2026).
How does Iowa's income tax compare to the national average?
Iowa's top income tax rate of 6.0% applies to a graduated rate system. Iowa is in a multi-year income tax reduction. Rates dropped significantly in 2023 and 2024, with a flat 3.9% rate scheduled for 2026. Iowa also eliminated the deductibility of federal income taxes, which previously made its effective rate higher than the nominal rate.
What is the median household income in Iowa?
The median household income in Iowa is $65,689. Iowa's median income is near the national average, with an economy anchored in agriculture, insurance, and manufacturing. The transition to a flat 3.9% rate by 2026 will meaningfully reduce the tax burden for most Iowans.
Is this state income tax calculator free to use for Iowa?
Yes, this state income tax calculator is 100% free with no signup required. It includes Iowa-specific tax rates and calculates your estimated state and federal tax liability instantly.