$30,000 Salary After Tax in Iowa — 2026 Breakdown
On a $30,000 gross salary in Iowa, your salary after tax for 2026 is roughly $25,229. Below you'll find a full breakdown of every federal and state tax that comes out of your gross pay, plus an effective tax rate analysis.
Net Pay by Period
Tax Breakdown
| Gross annual salary | $30,000 |
| Federal income tax | −$1,420 |
| Social Security (6.2%) | −$1,860 |
| Medicare (1.45%) | −$435 |
| Iowa state income tax | −$1,056 |
| Total taxes | −$4,771 |
| Net annual pay | $25,229 |
Effective vs Marginal Tax Rate
Your effective tax rate (15.9%) is what you actually pay across your entire income — calculated as $4771 ÷ $30,000. Your marginal rate is the rate on your last dollar earned (the federal bracket your income tops out in). On $30,000 as a single filer, only the income above $11,600 is taxed at your top federal rate — everything below is taxed at lower rates.
Common Scenarios
Living on $30,000 in Iowa
Iowa accelerated its tax reform: from 9 brackets and a 8.53% top rate in 2022, it now has a single 3.8% flat rate as of 2025. The median household income in Iowa is approximately $71,433 — meaning a $30,000 salary is $41,433 below the state median, and $50,610 below the US national median household income of $80,610.
Iowa's cost of living index is 90 (US average = 100), so your $25,229 net pay has the purchasing power of approximately $28,032 in an average-cost state. Cities like Des Moines offer below-average cost of living, stretching your salary further than in coastal states.
Living on $30,000 in Des Moines
In Des Moines — Iowa's economic hub for insurance, finance, and agriculture — a $30,000 salary translates to roughly $2,102 in monthly take-home pay. The average 1-bedroom asking rent is around $1,100/month, which would consume about 52.3% of your net income. That's well above the 30% rent-to-income guideline — housing will be tight.
Iowa vs Illinois: The two states are close on tax burden. $30,000 nets about $24,800 in Illinois vs $25,229 in Iowa — a $429 gap versus Illinois. Local costs usually decide which is better in practice. Compare directly: $30,000 Salary After Tax in Illinois →
This calculation assumes you are a single filer with no dependents and take the federal standard deduction of $16,100 for 2026. Federal income tax uses the 2026 IRS tax brackets. FICA includes Social Security at 6.2% on wages up to $184,500 and Medicare at 1.45% (plus 0.9% additional Medicare above $200,000). Iowa state income tax uses the 2026 flat tax rate with a state standard deduction of $2,210. For a custom calculation, try our free paycheck calculator.