$40,000 a Year After Taxes in Iowa
A $40,000 salary in Iowa leaves about $33,452 a year after taxes in 2026, or $2,788 a month. Iowa has a flat 3.8% income tax, which takes $868 of this salary.
Take-home pay on $40,000 in Iowa (single filer, 2026)
- Per year
- $33,452
- Per month
- $2,788
- Every 2 weeks
- $1,287
- Per hour
- $16.08
Total tax $6,548 · effective rate 16.4% · federal bracket 12%
Paycheck breakdown
| Item | Year | Month | Biweekly |
|---|---|---|---|
| Gross pay | $40,000 | $3,333 | $1,538 |
| Federal income tax | -$2,620 | -$218 | -$101 |
| Iowa income tax | -$868 | -$72 | -$33 |
| Social Security (6.2%) | -$2,480 | -$207 | -$95 |
| Medicare (1.45%) | -$580 | -$48 | -$22 |
| Take-home pay | $33,452 | $2,788 | $1,287 |
Your last dollar is taxed at about 23.4% combined (12% federal, 3.80% Iowa, plus payroll tax), so a $1,000 raise adds roughly $766 to take-home pay.
How $40,000 is taxed in Iowa
1. Federal income tax: $2,620
Start with $40,000 of wages and subtract the $16,100 standard deduction. That leaves $23,900 of taxable income, taxed in brackets:
| Taxable income band | Rate | Income taxed | Tax |
|---|---|---|---|
| $0 to $12,400 | 10% | $12,400 | $1,240 |
| $12,400 to $50,400 | 12% | $11,500 | $1,380 |
| Federal income tax | $2,620 | ||
2. Iowa income tax: $868
Iowa starts from your wages, $40,000. It subtracts the $16,100 Iowa standard deduction. That leaves $23,900 of Iowa taxable income. Credits of $40 then reduce the tax.
| Taxable income band | Rate | Income taxed | Tax |
|---|---|---|---|
| Over $0 | 3.8% | $23,900 | $908 |
| Iowa income tax after credits and adjustments | $868 | ||
3. Social Security and Medicare: $3,060
Social Security is 6.2% of wages up to the $184,500 wage base ($2,480), and Medicare is 1.45% of all wages ($580).
Result: $40,000 minus $6,548 in total tax leaves $33,452 a year, an effective tax rate of 16.4%.
What this income means in Iowa
Under $50,000, the $16,100 standard deduction shields a large share of pay, so Iowa tax stays low. A single filer earning $30,000 owes $488 to Iowa, an effective rate of 1.63%, and at $50,000 the bill is $1,248, leaving $41,107 a year. Working full time at an hourly wage that grosses $31,200, you pay $534 to Iowa and keep $26,715. If you have a low income and a filing requirement, Iowa's alternate tax calculation on the IA 1040 may lower your bill further, and a school district surtax adds only a few dollars at this level.
More in the Iowa paycheck guide.
$40,000 after taxes by filing status
| Filing status | Federal tax | State tax | Take-home | Monthly |
|---|---|---|---|---|
| Single | $2,620 | $868 | $33,452 | $2,788 |
| Married filing jointly | $780 | $216 | $35,944 | $2,995 |
| Head of household | $1,585 | $522 | $34,833 | $2,903 |
How a 401(k) changes take-home pay on $40,000
Traditional 401(k) contributions come out before income tax, so each dollar saved costs less than a dollar of take-home pay.
| Traditional 401(k) | You save | Income tax saved | Take-home | Paycheck change |
|---|---|---|---|---|
| 5% of pay | $2,000 | $316 | $31,768 | -$65 per biweekly check |
| 10% of pay | $4,000 | $632 | $30,084 | -$130 per biweekly check |
| 15% of pay | $6,000 | $948 | $28,400 | -$194 per biweekly check |
$40,000 in Iowa cities with local income tax
| City (resident) | Local rate | Local tax | Take-home |
|---|---|---|---|
| No local tax | — | $0 | $33,452 |
| Des Moines | School district surtax | $0 | $33,452 |
| Cedar Rapids | School district surtax | $43 | $33,409 |
| Davenport | School district surtax | $0 | $33,452 |
$40,000 after taxes in nearby states
Iowa ranks 18th of 51 for take-home pay at this salary. See $40,000 after taxes in all 50 states.
| State | State tax | Take-home | vs Iowa |
|---|---|---|---|
| Minnesota | $1,321 | $32,999 | -$453 |
| Wisconsin | $1,084 | $33,236 | -$216 |
| Illinois | $1,835 | $32,485 | -$967 |
| Missouri | $912 | $33,408 | -$44 |
| Nebraska | $940 | $33,380 | -$72 |
| South Dakota | $0 | $34,320 | +$868 |
| Texas | $0 | $34,320 | +$868 |
| Florida | $0 | $34,320 | +$868 |
Run your own numbers
Add your pay frequency, 401(k), health premiums, and W-4 settings in the Iowa paycheck calculator.
Calculate $40k in Iowa$40,000 salary in Iowa: FAQ
How much is $40,000 a year after taxes in Iowa?
A single filer earning $40,000 in Iowa takes home about $33,452 a year in 2026. Total taxes are $6,548, an effective rate of 16.4%: $2,620 federal income tax, $868 Iowa income tax, $2,480 Social Security, and $580 Medicare.
How much is $40,000 a year per month after taxes in Iowa?
About $2,788 a month. Paid every two weeks, each paycheck is about $1,287; paid twice a month, about $1,394; paid weekly, about $643.
What hourly wage is $40,000 a year?
$40,000 a year is $19.23 an hour before taxes, based on 2,080 hours (40 hours a week, 52 weeks). After federal, Iowa, and FICA taxes, that is about $16.08 an hour.
How much does a married couple take home on $40,000 in Iowa?
Filing jointly on a combined $40,000, a couple keeps about $35,944 ($2,995 a month), $2,492 more than a single filer, mainly because the joint standard deduction and brackets are twice as wide. A head of household keeps about $34,833.
How can I lower taxes on $40,000 in Iowa?
Pre-tax retirement contributions cut income tax. Putting 10% ($4,000) into a traditional 401(k) lowers your federal and Iowa income tax by about $632, so your paycheck falls by only $3,368 a year while $4,000 goes into savings. Social Security and Medicare still apply to 401(k) contributions.
Is $40,000 worth more in Iowa than in other states?
Iowa ranks 18th of 51 for take-home pay on $40,000. Before cost of living, the same salary keeps more in the nine states without a tax on wages and less in high-rate states; see the all-states ranking for exact amounts.