Illinois Salary Calculator 2025
Calculate your take-home pay in Illinois. Illinois has flat 4.95% state income tax.
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Your Take Home Pay
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Monthly
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Bi-Weekly
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Weekly
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Federal Tax
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Illinois Tax
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Social Security
Medicare
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Illinois Income Tax Information
Illinois has a flat 4.95% state income tax. This is applied to your taxable income after the standard deduction. Combined with federal taxes and FICA, your effective tax rate varies based on your income level.