Iowa tax guide
Iowa's tax system has undergone a major transformation, moving from a complex progressive structure to a competitive 3.8% flat tax. This shift is designed to make the state more attractive to workers and businesses by providing a predictable and lower overall tax burden. Residents benefit from simplified filing and a unique provision that allows for the deduction of federal income taxes paid.
Key tax highlights
Payroll
- Iowa residents benefit from a unified flat income tax rate of 3.8% as of 2026.
- The state has aggressively lowered its tax burden, dropping from a top rate of 8.53% in 2021 to the current 3.8%.
- Employers are required to withhold the 3.8% flat rate from employee paychecks to satisfy state income tax obligations.
Local taxes
- Some Iowa residents may see an additional deduction on their paychecks for school district surtaxes, which are utilized in cities like Des Moines, Cedar Rapids, and Davenport.
- These surtaxes are calculated as a percentage of your state income tax liability, rather than a flat percentage of gross wages.
Deductions
- Iowa remains one of the few states that allows taxpayers to deduct a portion of their federal income taxes paid from their state taxable income, which can lower your overall effective tax rate.
Salary examples
Pre-computed take-home estimates at common salary levels. For example, a $75,000 salary in Iowa yields about $58,742 after all deductions (78.3% take-home rate). Use the calculator above with your actual salary to see your specific estimate.
| Salary | Federal | State | FICA | Take-Home | Rate |
|---|---|---|---|---|---|
| $50,000 | $3,820 | $1,900 | $3,825 | $40,455 | 80.9% |
| $75,000 | $7,670 | $2,850 | $5,738 | $58,742 | 78.3% |
| $100,000 | $13,170 | $3,800 | $7,650 | $75,380 | 75.4% |
| $150,000 | $24,734 | $5,700 | $11,475 | $108,091 | 72.1% |
Neighboring states
How Iowa compares with border states on income tax. At a $75,000 salary, a Iowa worker pays $2,850 in state tax annually.
Iowa rate history
Year-over-year changes to Iowa's income tax rates.
| Year | Rate | Change |
|---|---|---|
| 2021 | 0.33%-8.53% | Progressive system |
| 2023 | 5.7% | Reduced from 6.0% |
| 2024 | 4.4% | Reduced from 5.7% |
| 2025 | 3.8% | Consolidated to flat rate |
Cities with local taxes
These Iowa city pages factor local taxes into the take-home estimate. A city like Des Moines adds an extra local deduction on top of statewide withholding.
| City | Local rate |
|---|---|
| Des Moines | School district surtax |
| Cedar Rapids | School district surtax |
| Davenport | School district surtax |
Tax tips for Iowa
- Check your paystub to see if you reside in a school district that levies a surtax, as this will impact your net take-home pay.
- Ensure your federal income tax deduction is accurately reported on your state return to maximize your total tax savings.
- Review your W-4 and Iowa withholding forms to confirm your employer is using the current 3.8% rate to avoid overpayment or underpayment.
Did you know?
- •Iowa's tax rate reduction is one of the most rapid and significant tax overhauls in the Midwest over the last five years.
- •Unlike many states, Iowa provides a tax shield by allowing the deduction of federal income tax payments from state taxable income.
Filing guidance
When filing your Iowa return, ensure you use the 2026 tax forms that reflect the 3.8% flat rate. If you reside in a district with a school district surtax, you must include this information on your IA 1040 form to ensure compliance. Because the state allows for the federal income tax deduction, have your federal return prepared before finalizing your Iowa state filing to accurately claim this benefit.
Relocation context
Comparing Iowa with nearby states can reveal whether paycheck differences are driven by state tax, local tax, or payroll deductions.