Illinois Paycheck Calculator

Calculate your take-home pay in Illinois after federal income tax, state income tax, Social Security, and Medicare. Free, instant, no sign-up.

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Your Take-Home Pay Per Paycheck
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$0.00 per year after taxes
BreakdownPer Paycheck
Effective Tax Rate: 0% of your gross income goes to taxes.
Disclaimer: This calculator provides estimates for federal income tax, FICA, and Illinois state income tax based on 2026 brackets. State tax results for married/head of household are approximate (single brackets scaled). The following are not factored in: tax credits (EITC, child tax credit), pre-tax deductions (401k, HSA, FSA, health insurance), local/city income taxes, the additional standard deduction for age 65+ or blindness, tip/overtime/senior deductions, and state-specific subtractions. Consult a tax professional for exact figures.

Illinois Income Tax Information

Illinois has a flat income tax rate of 4.95% on all income.

State Income Tax

Type: Flat Rate
Top Rate: 4.95%
Illinois has a flat income tax rate of 4.95% on all income.

Federal Taxes

All Illinois residents pay federal income tax (10-37% progressive) and FICA: Social Security (6.2% up to $184,500) and Medicare (1.45%).

About This Illinois Paycheck Calculator

This calculator estimates your take-home pay in Illinois using 2026 federal tax brackets, FICA rates, and Illinois state income tax rules. For the most accurate results, select your specific filing status and pay frequency.

Paycheck Calculator by State

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Illinois Paycheck FAQ

What is the income tax rate in Illinois?

Illinois has a flat state income tax system with a top rate of 4.95%. Illinois has a flat income tax rate of 4.95% on all income.

How much will my paycheck be in Illinois?

In Illinois, your paycheck deductions include federal income tax, Social Security (6.2%), Medicare (1.45%), and Illinois state income tax. Use the calculator above with Illinois selected to see your exact take-home pay.

Does Illinois have local income taxes?

This calculator does not include local city or county income taxes. Some states like Maryland, Ohio, and New York City have additional local income taxes that may further reduce your take-home pay.

Are there any tax credits or deductions in Illinois?

Illinois may offer various tax credits and deductions that can reduce your state income tax. Common deductions include standard deductions, personal exemptions, and dependent exemptions. Consult a tax professional for details specific to your situation.