Illinois Income Tax Calculator (2026)

Your details

Your total annual wages, salary, or self-employment income before any deductions.
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Your federal and state filing status. Married filing jointly combines both spouses' income.
Number of qualifying dependents. Each adds $2,925 to your Illinois exemption allowance for 2026.
Pension, 401(k), or IRA distributions included in your gross income. Illinois exempts most retirement income from state tax.
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Self-employed individuals pay both the employer and employee shares of FICA (15.3% on net earnings), but can deduct half for federal purposes.
Traditional 401(k) contributions reduce your federal taxable income. Illinois does NOT allow a deduction for 401(k) contributions.
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Illinois offers a non-refundable credit equal to 5% of property tax paid on your principal Illinois residence. It cannot exceed your Illinois tax and is disallowed above the AGI limit.
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Illinois does not have a standard deduction - only the personal exemption applies at the state level.
Annual take-home payModerate total tax burden
58,025USD

Income remaining after all federal, state, and FICA taxes

Illinois state tax3,568USD
Federal income tax7,670USD
FICA (Social Security + Medicare)5,738USD
Total taxes16,975USD
Effective Illinois rate4.76%
Effective federal rate10.23%
Effective total rate22.63%
Monthly take-home pay4,835USD
Illinois property tax credit0USD
22.63% %
Light burden<15%Moderate15%-25%High burden25%-35%Very high35%+

You keep $58,025 of your $75,000 income (77.4% take-home rate).

  • Your Illinois state tax is $3,568 at an effective rate of 4.76%. The state flat rate is 4.95%, but exemptions reduce your effective rate.
  • Federal income tax comes to $7,670, and FICA payroll taxes add another $5,738, bringing total taxes to $16,975.
  • You keep $58,025 per year ($4,835 per month), which is 77.4% of your gross income.

Next stepConsider whether maximizing pre-tax 401(k) contributions would reduce your federal taxable income. Illinois does not tax most retirement income, making it relatively favorable for retirees.

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