Illinois Paycheck Calculator
Enter your pay below to see what actually lands in your account in Illinois. Every deduction is listed separately, so you can see where each dollar goes.
What Illinois takes from your pay
- Illinois taxes income at a flat 4.95%.
- Each exemption on your IL-W-4 takes $2,925 off the income that rate applies to.
- Illinois does not tax retirement income — pensions, 401(k) withdrawals and Social Security are all exempt.
Rates confirmed against the Illinois tax authority.
Take-home pay in Illinois at a glance
Single filer, paid every two weeks, no pre-tax deductions, 2026 tax year.
| Annual salary | Per paycheck | Take-home per year | Effective rate |
|---|---|---|---|
| $50,000.00 | $1,499.72 | $38,992.79 | 22.0% |
| $75,000.00 | $2,158.95 | $56,132.79 | 25.2% |
| $100,000.00 | $2,787.80 | $72,482.79 | 27.5% |
What changed for 2026
On a $75,000 salary in Illinois, take-home pay is $17.08 higher per paycheck than in 2025 — about $444.00 over the year.
- The standard deduction rose to $16,100 for single filers, so less of your pay is taxed.
- The Social Security wage base rose to $184,500, so higher earners pay the 6.2% on more of their income.
How the calculation works
- Start with gross pay. Your salary divided by the number of paychecks in the year, or your hourly rate times hours worked.
- Subtract pre-tax deductions. A 401(k) contribution lowers the income that federal tax is calculated on — but not the amount FICA is charged on.
- Apply federal income tax. The IRS percentage method: annualise your pay, then run it through the Publication 15-T withholding schedule. The first $7,500.00 is withheld at 0% — that band stands in for the standard deduction — and the rates step up from there. Divide the result back down to one paycheck.
- Apply FICA. Social Security takes 6.2% up to the $184,500.00 annual wage base; Medicare takes 1.45% with no cap, plus 0.9% more on wages above $200,000.
- Apply Illinois state tax. Illinois takes its own allowance off your pay first, then applies a flat 4.95% to what is left — so the share of your paycheck that goes to the state is lower than the headline rate.
Questions
- Does Illinois have a state income tax?
- Yes. Illinois taxes wages at a flat 4.95%, so every dollar above the state's allowance is taxed at the same rate.
- How much is $75,000 a year after taxes in Illinois?
- A $75,000 salary in Illinois works out to about $2,158.95 per paycheck paid every two weeks, or roughly $56,132.79 a year, for a single filer with no pre-tax deductions. That is an effective withholding rate of 25.2%.
- Why is my actual paycheck different from this estimate?
- Your employer withholds based on the W-4 you filed, and may also deduct health insurance, retirement contributions, garnishments or union dues. This calculator uses the IRS Publication 15-T percentage method with standard assumptions, so treat the result as an estimate.
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