Iowa Paycheck Calculator: How Much You Take Home After Taxes

Iowa has transitioned to a flat state income tax rate after previously using a progressive bracket system, which has simplified take-home pay estimates for Iowa workers.

What comes out of an Iowa paycheck

  1. Federal income tax — based on income, filing status, and W-4 elections
  2. Iowa state income tax — a flat rate applied to all taxable income
  3. Social Security tax — 6.2% on wages up to $184,500 for 2026
  4. Medicare tax — 1.45% on all wages, no cap

Worked example: $56,000 salary in Iowa

Single filer, biweekly pay, no pre-tax deductions:

  • Federal standard deduction (2026): $16,100
  • Federal taxable income: $39,900
  • Federal tax owed: 10% on $12,400 ($1,240) plus 12% on $27,500 ($3,300) = $4,540
  • Social Security: 6.2% × $56,000 = $3,472
  • Medicare: 1.45% × $56,000 = $812
  • Iowa state income tax (flat rate): typically, $1,700–$2,000 at this income level, depending on the current year's rate
  • Estimated annual take-home pay: roughly $45,200–$45,500

Why the shift to a flat rate matters for planning

Iowa's move to a flat rate means the state tax portion of a paycheck now scales directly with income, without the bracket-crossing effects that used to complicate raise and bonus estimates under the old progressive system.

Get your exact numbers

Use the PayGauge take-home pay calculator for a precise, up-to-date Iowa paycheck breakdown based on your actual filing status and deductions.

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