Iowa State Income Tax 2026
Iowa taxes wages at a flat 3.8% in 2026. On a $75,000 salary a single filer owes about $2,198 in Iowa income tax, an effective rate of 2.93%.
| Salary | Iowa income tax per year | Effective state rate | Per month | Take-home after all taxes |
|---|---|---|---|---|
| $30,000 | $488 | 1.63% | $40 | $25,796 |
| $40,000 | $868 | 2.17% | $72 | $33,451 |
| $50,000 | $1,248 | 2.50% | $104 | $41,106 |
| $60,000 | $1,628 | 2.71% | $135 | $48,761 |
| $75,000 | $2,198 | 2.93% | $183 | $59,394 |
| $100,000 | $3,148 | 3.15% | $262 | $76,031 |
| $150,000 | $5,048 | 3.37% | $420 | $108,742 |
| $250,000 | $8,848 | 3.54% | $737 | $174,333 |
How Iowa taxes wages
Statutory estimate, not the employer wage table. The calculator uses a standard deduction of $16,100 for a single filer and $32,200 for joint filers. Iowa taxes income at 3.8% after a standard deduction that matches the 2026 federal amounts. A small personal credit comes off the tax. School district surtaxes are not included. Source: Iowa Department of Revenue.
What is not in the state income tax number
The state line here is income tax only. Federal income tax follows IRS Publication 15-T, and Social Security and Medicare are the same in every state. Iowa has no employee local wage tax in this calculator.
Iowa tax on a paycheck
For take-home pay after every tax, use the Iowa paycheck calculator, or the Iowa hourly to salary calculator if you are starting from a wage. Wages at the bottom of the scale: Iowa minimum wage. Every state at once: state income tax rates.
| State | Top rate | State income tax per year | Take-home per year |
|---|---|---|---|
| Iowa income tax (this page) | 3.8% | $2,198 | $59,394 |
| Illinois income tax | 4.95% | $3,567 | $58,024 |
| Nebraska income tax | 4.55% | $2,532 | $59,059 |
| Missouri income tax | 4.7% | $2,587 | $59,004 |
Sources
Keep reading
Brackets used for the estimate
| Over | Rate |
|---|---|
| $0 | 3.8% |
| Over | Rate |
|---|---|
| $0 | 3.8% |
Source: Iowa Department of Revenue. Head of household uses the single brackets on this page, except where the method above says otherwise.
Nearby calculators
Questions
Does Iowa have a state income tax?
Yes. Statutory estimate, not the employer wage table. The top rate used on this page is 3.8%.
What is the Iowa income tax rate in 2026?
A flat 3.8%.
How much Iowa income tax on $50,000?
About $1,248 a year for a single filer in 2026, an effective rate of 2.50%. Federal tax, Social Security and Medicare are extra.
How much Iowa income tax on $100,000?
About $3,148 a year for a single filer in 2026, an effective rate of 3.15%.
Is this the amount an employer withholds?
It is an estimate of the tax owed using the statutory rates, not the state’s wage-bracket withholding table, so a pay stub can differ.