Illinois Paycheck Calculator (2026)
See your take-home pay in Illinois after federal tax, Social Security, Medicare, and state tax.
Illinois state income tax
This calculator uses an estimated state income tax rate of 4.95% for Illinois. Illinois taxes wages at a flat 4.95%. It does not tax Social Security benefits, but wages are subject to the full flat rate.
Take-home pay examples in Illinois
Single filer, no pre-tax deductions, 2026 federal rules:
| Gross salary | Federal tax | FICA | Illinois tax | Take-home / year | Per month |
|---|---|---|---|---|---|
| $30,000 | $1,420 | $2,295 | $1,485 | $24,800 | $2,067 |
| $50,000 | $3,820 | $3,825 | $2,475 | $39,880 | $3,323 |
| $75,000 | $7,670 | $5,738 | $3,712 | $57,880 | $4,823 |
| $100,000 | $13,170 | $7,650 | $4,950 | $74,230 | $6,186 |
Frequently asked questions
Does Illinois have a state income tax?
This calculator uses an estimated state income tax rate of 4.95% for Illinois.
What is deducted from a paycheck in Illinois?
Federal income tax, Social Security (6.2%), and Medicare (1.45%) apply everywhere in the United States. Beyond those, deductions depend on your state, your employer's benefits, and any retirement contributions you choose.
How can I increase my take-home pay?
Adjusting your W-4 withholding and contributing to a pre-tax 401(k) or HSA lowers the income that is taxed. Try the 401(k) field above to see the effect.
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Estimates only. Local taxes and state-specific payroll programs may apply.