Iowa Paycheck Calculator (2026)
Estimate your real take-home pay in Iowa for the 2026 tax year. Iowa has a flat 3.8% income tax, withheld on top of federal income tax, Social Security and Medicare. Enter your salary below — everything updates instantly.
State tax uses Iowa's 2026 single-filer schedule with the state standard deduction only. Local/city income taxes and credits are not included.
Iowa income tax in 2026
Iowa taxes wages at a flat 3.8% after a standard deduction of $16,100 (single). A flat tax means every additional dollar you earn is taxed at the same state rate, whatever your income.
Worth knowing: Iowa completed its move to a single 3.8% flat income tax in 2025.
Worked example: $65,000 in Iowa
A single filer earning $65,000 with no pre-tax deductions pays $5,620 in federal income tax, $4,030 in Social Security and $943 in Medicare, plus $1,858 in Iowa state income tax. That leaves $52,549 per year — about $4,379 a month, or $2,021 per biweekly paycheck — an effective all-in rate of 19.2%.
Frequently asked questions
Does Iowa have a state income tax?
Yes. Iowa has a flat 3.8% income tax for the 2026 tax year, withheld from wages in addition to federal tax and FICA.
How much is $65,000 after taxes in Iowa?
A single filer earning $65,000 in Iowa takes home roughly $52,549 per year in 2026 — about $4,379 per month or $2,021 per biweekly paycheck — after federal tax ($5,620), Social Security ($4,030), Medicare ($943) and Iowa state tax ($1,858).
How much is $100,000 after taxes in Iowa?
On a $100,000 salary, a single filer in Iowa keeps roughly $75,992 in 2026, an effective all-in tax rate of about 24.0%.
What taxes come out of every US paycheck?
Three federal deductions apply everywhere: federal income tax across the 2026 brackets, Social Security at 6.2% (on wages up to $184,500), and Medicare at 1.45% (plus 0.9% above $200,000). State income tax is added where the state levies one.
Last reviewed January 15, 2026 for the 2026 tax year. Rates change — always confirm against the official sources below before making financial decisions.
- Iowa Department of Revenue — official state tax authority
- Internal Revenue Service (IRS) — 2026 federal brackets, standard deduction and FICA
- Tax Foundation — state and average local sales tax comparisons