Iowa has a flat income tax (3.8% flat). On $100K, you keep $75,325 (24.7% effective rate), ranking #26/50 states. Cost-adjusted: #11.
Pre-filled with Iowa tax rates. Adjust salary and filing status.
Iowa uses a flat income tax rate of 3.8%, meaning all income is taxed at the same rate regardless of how much you earn. This simplicity is valued by taxpayers and businesses alike.
Iowa’s sales tax adds to the overall tax burden for residents. When evaluating total taxes, consider income, sales, and property taxes together.
Property tax rates in Iowa vary by county and municipality. The overall property tax burden should be considered alongside income taxes when evaluating total cost.
Iowa’s low cost of living (index 89) means your take-home pay stretches further than in most states. This makes it particularly attractive for remote workers earning out-of-state salaries.
How does Iowa’s tax burden change as your income rises? With a flat tax, the state rate is constant, but the overall effective rate still rises because federal brackets are progressive.
| Gross Salary | Federal Tax | FICA | State Tax | Take-Home | Effective Rate | Monthly |
|---|---|---|---|---|---|---|
| $40K | $2,620 | $3,060 | $1,520 | $32,800 | 18.0% | $2,733 |
| $50K | $3,820 | $3,825 | $1,900 | $40,455 | 19.1% | $3,371 |
| $60K | $5,020 | $4,590 | $2,280 | $48,110 | 19.8% | $4,009 |
| $75K | $7,725 | $5,738 | $2,850 | $58,688 | 21.8% | $4,891 |
| $100K | $13,225 | $7,650 | $3,800 | $75,325 | 24.7% | $6,277 |
| $120K | $17,625 | $9,180 | $4,560 | $88,635 | 26.1% | $7,386 |
| $150K | $24,774 | $11,475 | $5,700 | $108,051 | 28.0% | $9,004 |
| $200K | $36,774 | $14,339 | $7,600 | $141,287 | 29.4% | $11,774 |
The median household income in Iowa is $58,000, which translates to $46,579/year ($3,882/month) take-home after all taxes. This is near the national median.
After cost-of-living adjustment, the median income’s purchasing power in Iowa is equivalent to $52,336 in an average-cost area. Your money stretches further here than the raw numbers suggest.
Iowa ranks #26/50 for raw take-home pay and #11/50 for cost-adjusted purchasing power at $100K. The 15-position shift between raw and cost-adjusted ranking reflects the below-average cost of living, which boosts real purchasing power.
At $100K in Iowa, you keep $75,325. The best state (Alaska) gives $79,125, and the worst (California) gives $70,480. Iowa is mid-pack, $3,800 behind the leader.
Iowa has a flat income tax structure with rates of 3.8% flat. On $100K, you’ll pay approximately $3,800 in state income tax, bringing your total take-home to $75,325 after all federal and state taxes.
Filing as married filing jointly on $100K changes take-home from $75,325 (single) to $80,910 (married). The $5,585 marriage bonus comes from the doubled standard deduction ($32,200 vs $16,100) and wider lower brackets.
Iowa does not impose local income taxes, so the state rate is your only state-level income tax.
How does Iowa stack up against other states in the Midwest?