2026 tax year · Illinois
Illinois paycheck calculator
Illinois taxes income at a flat 4.95% for 2026, applied on top of federal income tax and self-employment tax.
What lands, per paycheck
On $75,000 in Illinois, $57,880 a year survives everything withheld, $4,823 a month, or $2,226 in each of 26 fortnightly paychecks. The gap between that and the $2,885 a fortnight the salary implies is $658 per paycheck.
Everything that comes out of a paycheck in Illinois
A single filer taking the standard deduction, at three salaries. Every line the employer withholds is in the total:
| Gross salary | Federal | FICA | Illinois | Take-home | Rate |
|---|---|---|---|---|---|
| $45,000 | $3,220 | $3,443 | $2,228 | $36,110 | 19.8% |
| $75,000 | $7,670 | $5,738 | $3,713 | $57,880 | 22.8% |
| $120,000 | $17,570 | $9,180 | $5,940 | $87,310 | 27.2% |
Take-home in the states Illinois borders
On $75,000, Illinois charges $3,713 of state income tax. Of the 5 states it borders, Indiana is the lightest at $2,213 and Wisconsin the most expensive at $3,588, a spread of $1,376 on the same income.
| State | State tax on $75,000 | vs Illinois |
|---|---|---|
| Indiana | $2,213 | −$1,500 |
| Kentucky | $2,625 | −$1,087 |
| Iowa | $2,850 | −$863 |
| Missouri | $3,430 | −$283 |
| Wisconsin | $3,588 | −$124 |
- Indiana would take $1,500 less, $2,213 against Illinois's $3,713.
- Kentucky would take $1,087 less, $2,625 against Illinois's $3,713.
- Iowa would take $863 less, $2,850 against Illinois's $3,713.
- Missouri would take $283 less, $3,430 against Illinois's $3,713.
- Wisconsin would take $124 less, $3,588 against Illinois's $3,713.
If you live on one side of the Illinois state line and work on the other, which state taxes your wages depends on whether the two have a reciprocity agreement.
What this estimate assumes
- Single filer taking the federal standard deduction of $16,100; the calculator supports the other three statuses.
- No pre-tax deductions, a 401(k), HSA or health premium taken from gross pay would lower every tax line.
- Employee-side FICA only (7.65%). Your employer pays a matching share you never see.
- No local or municipal income tax, and no state disability withholding beyond what is described above.
- No credits, and no state-specific credits.