Illinois Income Tax Calculator
Calculate your Illinois take-home pay for 2026. Includes federal income tax, Illinois state tax, and FICA (Social Security + Medicare).
IL
Flat Rate
Top Rate: 4.95%
Your Income
Illinois Tax Brackets 2026
Flat rate: 4.95%
Take-Home Pay
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per year
Federal Tax
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State Tax
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FICA
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7.65%
Paycheck Breakdown
Where Your Money Goes
Illinois vs National Average
Illinois Effective Rate
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National Average
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Download Your Tax Breakdown (PDF)
Get a detailed PDF report of your Illinois tax calculation.