Iowa income tax calculator
Iowa taxes income at a flat 3.8%. See your Iowa tax next to federal and payroll tax.
Effective state rate 3.0% · top rate 3.8%. Ranks #16 of 51 for this income (1 = lowest).
Iowa income tax in 2026
Iowa moved to a flat 3.8% in 2025 and now starts from federal taxable income. Retirement income is exempt for those 55 and older.
Iowa brackets (single filers)
| Rate | Taxable income over |
|---|---|
| 3.8% | $0 |
Joint filers’ brackets are twice as wide. Iowa starts from federal taxable income.
This is a simplified model: it covers the main deduction, exemptions and brackets but not every state credit. Check the Iowa Department of Revenue for your return. More in the methodology.
Questions people ask
What is the Iowa income tax rate for 2026?
Iowa has a flat income tax of 3.8%. Iowa moved to a flat 3.8% in 2025 and now starts from federal taxable income. Retirement income is exempt for those 55 and older.
How much Iowa tax will I pay on $75,000?
Enter $75,000 in the calculator above for your filing status; it shows the exact bracket split, the effective state rate and how Iowa ranks against every other state at that income.
Does Iowa have local income taxes?
Iowa does not have widespread local income taxes, so the state figure is usually the whole story.
Nearby in the list: Indiana · Kansas · all states