Illinois Income Tax Calculator 2026 — Federal + State Combined
Flat 4.95% rate. Chicago is a major economic center. Very high property taxes.
United States Tax Calculator
Federal + Illinois Combined Tax — 2026
Includes federal income tax, Illinois state tax, and FICA (Social Security 6.2% + Medicare 1.45%).
| Gross Income | Federal Tax | IL State Tax | FICA | Take-Home | Eff. Rate |
|---|---|---|---|---|---|
| $50,000 | $3,820 | $2,475 | $3,825 | $39,880 | 20.2% |
| $75,000 | $7,670 | $3,713 | $5,738 | $57,879 | 22.8% |
| $100,000 | $13,170 | $4,950 | $7,650 | $74,230 | 25.8% |
| $150,000 | $24,734 | $7,425 | $11,475 | $106,366 | 29.1% |
Illinois State Income Tax Brackets (2026)
Illinois uses a flat tax rate applied to all taxable income.
Other Taxes in Illinois (2026)
Compare Illinois with Nearby States
Frequently Asked Questions
What is the Illinois income tax rate for 2026?
Illinois has a flat 4.95% state income tax in 2026. At $75,000 gross income, state tax is approximately $3,713.
What is total (federal + state) take-home on $100,000 in Illinois?
On $100,000 in Illinois (2026): Federal income tax ≈ $13,170, Illinois state tax ≈ $4,950, FICA (SS + Medicare) ≈ $7,650. Total taxes: $25,770. Take-home: $74,230 (25.8% combined effective rate).
Does Illinois have sales tax?
Illinois's state sales tax rate is 6.25%. Local jurisdictions (cities and counties) may add additional taxes, so the combined rate you pay may be higher.
How does Illinois compare globally?
See how your take-home pay in Illinois compares to other countries like the UK, Germany, Canada, Singapore, and Australia.
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