A single filer earning $75,000 in Iowa takes home $59,394.30 in 2026: $7,670.00 of federal income tax, $5,737.50 of Social Security and Medicare and $2,198.20 of Iowa tax. That is $2,284.40 per bi-weekly paycheck.
What is the Iowa income tax rate in 2026?+
Iowa has a flat 3.8% income tax. Starts from federal taxable income, so the federal standard deduction applies ($16,100 single, $32,200 married filing jointly).
Is this Iowa calculator up to date?+
Yes: it uses the 2026 IRS brackets and standard deduction and the 2026 Iowa rules, checked against the state’s own publications (sources below and on the methodology page).