Take-home pay breakdown for a $30,000 salary in Iowa - federal, FICA, and state tax.
| Tax | Amount | Marginal Rate |
|---|---|---|
| Federal income tax | $1,420 | 12% |
| Social Security | $1,860 | 6.2% |
| Medicare | $435 | 1.45% |
| Iowa state tax | $585 | 3.8% |
| Total tax | $4,300 | 14.3% avg |
If you earn $30,000 a year living in Iowa, you will be taxed $4,300. Your net take-home pay is $25,700 per year, or $2,142 per month. Your average tax rate is 14.3% and your marginal tax rate is 23.5%.
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Open Salary Calculator →Three layers apply: federal brackets on $13,900 of taxable income (allocation table below), FICA of $2,295, and $585 of Iowa state tax (its bracket ladder is below).
At $30,000, Iowa lands mid-pack - #19 of 51 for take-home pay, $585 behind no-tax leaders like Alaska but still $1,515 ahead of Oregon.
| Rank | State | Take-home on $30,000 | vs IA |
|---|---|---|---|
| #1 | Alaska | $26,285 | +$585 |
| #2 | Florida | $26,285 | +$585 |
| #3 | Nevada | $26,285 | +$585 |
| #18 | Missouri | $25,716 | +$16 |
| #19 | Iowa (this page) | $25,700 | - |
| #20 | Wisconsin | $25,655 | -$45 |
| #51 | Oregon | $24,185 | -$1,515 |
Your top federal dollars are taxed at 12%, and you sit $1,500 into that bracket with $36,500 of headroom before the next bracket begins - a typical raise stays entirely at your current marginal rate.
After the $16,100 standard deduction, your $13,900 of taxable income fills 2 federal brackets:
| Taxable income band | Rate | Amount in band | Tax |
|---|---|---|---|
| $0 – $12,400 | 10% | $12,400 | $1,240 |
| $12,400 – $13,900 | 12% | $1,500 | $180 |
Iowa applies its 1-bracket schedule after a $14,600 state standard deduction, which is how your $585 state bill arises. Your top IA rate at this income: 3.8%. Iowa completed its transition to a flat 3.8% rate for 2026, reduced from previous graduated brackets.
| IA taxable income | Rate |
|---|---|
| Over $0 | 3.8% |
$30,000 a year in Iowa is $25,700 after taxes ($2,142/month), based on 2026 federal brackets, FICA, and Iowa state tax. Total tax is $4,300 at a 14.3% average rate.
Monthly take-home is $2,142, biweekly is $988, and weekly is $494 for a single filer earning $30,000 in Iowa in 2026.
The combined marginal rate is approximately 23.5% (federal 12% + FICA + Iowa 3.8%). This is the rate on your next dollar earned, not your average rate of 14.3%.
Federal income tax on $30,000 (single, standard deduction $16,100) is about $1,420 for 2026, plus $2,295 in FICA (Social Security + Medicare).
Estimates for a single filer using 2026 federal brackets, standard deduction, FICA, and Iowa state tax. Not tax advice - consult a CPA for your situation.
Tax calculations are estimates for educational and informational purposes only. This site does not provide tax, legal, or financial advice. Tax laws change frequently. Always consult a qualified tax professional for advice specific to your situation. Data sourced from IRS publications and official state tax authority websites.
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