Illinois Paycheck Calculator 2026: Take-Home Pay After Taxes

Enter your own salary and filing status below — Illinois's 2026 tax rules are preselected.

Typical single filer · $75,000 · biweekly · 5% 401(k)

Net pay per paycheck: $2,120.79
Net pay per year: $55,141
Federal income tax: $6,845
Illinois income tax: $3,527
Social Security + Medicare: $5,738
Effective tax rate: 21.5%

How Illinois taxes a paycheck in 2026

Illinois has a flat 4.95% state income tax. On top of that, everyone pays federal income tax (2026 brackets after the federal standard deduction), 6.2% Social Security up to the wage base and 1.45% Medicare. Note: Flat 4.95%.

On a $75,000 salary that works out to $3,527 of Illinois tax a year, $6,845 federal, and $5,738 FICA — leaving $55,141 (21.5% effective rate). Illinois ranks 44 of 51 for take-home pay on that salary.

State figures verified 2026-09-02 against the Tax Foundation; the single-filer schedule is applied to every filing status and local income taxes are not modelled. See the all-states table or the main calculator.

States with a similar tax structure

Related guides

Frequently asked questions

How much is $75,000 after taxes in Illinois?

About $55,141 a year, or $2,120.79 every two weeks, for a single filer contributing 5% to a 401(k). That is after $6,845 federal income tax, $3,527 Illinois income tax and $5,738 in Social Security and Medicare.

Does Illinois have a state income tax?

Yes — a flat 4.95% state income tax. Flat 4.95%.

What is the Illinois standard deduction for 2026?

Illinois applies its rate without a separate standard deduction in this model.

What is the effective tax rate in Illinois on $75,000?

About 21.5% of gross pay goes to all taxes combined (federal, state, Social Security, Medicare). Your marginal federal rate at this income is 22%.

Is this a W-4 withholding calculation?

No. It estimates the taxes you owe for the year using 2026 brackets and the standard deduction, then spreads them over your pay periods. Actual withholding depends on your W-4 elections; local income taxes, credits and filing-status-specific state brackets are not modelled.

Last reviewed: September 2026. Figures and formulas are checked against their published sources; see the site's data notes.