Take-home pay breakdown for a $30,000 salary in Iowa - federal, FICA, and state tax.
| Tax | Amount | Marginal Rate |
|---|---|---|
| Federal income tax | $1,430 | 12% |
| Social Security | $1,860 | 6.2% |
| Medicare | $435 | 1.45% |
| Iowa state tax | $585 | 3.8% |
| Total tax | $4,310 | 14.4% avg |
If you earn $30,000 a year living in Iowa, you will be taxed $4,310. Your net take-home pay is $25,690 per year, or $2,141 per month. Your average tax rate is 14.4% 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, $586 behind no-tax leaders like Alaska but still $1,514 ahead of Oregon.
| Rank | State | Take-home on $30,000 | vs IA |
|---|---|---|---|
| #1 | Alaska | $26,276 | +$586 |
| #2 | Florida | $26,276 | +$586 |
| #3 | Nevada | $26,276 | +$586 |
| #18 | Missouri | $25,706 | +$16 |
| #19 | Iowa (this page) | $25,690 | - |
| #20 | Wisconsin | $25,646 | -$44 |
| #51 | Oregon | $24,176 | -$1,514 |
Your top federal dollars are taxed at 12%, and you sit $1,975 into that bracket with $34,575 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 – $11,925 | 10% | $11,925 | $1,193 |
| $11,925 – $13,900 | 12% | $1,975 | $237 |
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 $25,690 after taxes ($2,141/month), based on 2026 federal brackets, FICA, and Iowa state tax. Total tax is $4,310 at a 14.4% average rate.
Monthly take-home is $2,141, 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 14.4%.
Federal income tax on $30,000 (single, standard deduction $16,100) is about $1,430 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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