Illinois Paycheck Calculator
Calculate your Illinois take-home pay for 2026. Enter your salary, pre-tax deductions, and see your net pay per paycheck after federal tax, Illinois state tax, Social Security, and Medicare.
Your Income
Pre-Tax Deductions
Illinois State Withholding 2026
Flat rate: 4.95%
Take-Home Pay
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per paycheck
Federal Tax
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per paycheck
State Tax
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per paycheck
Paycheck Breakdown (per paycheck)
Annual Breakdown
Where Your Paycheck Goes
Illinois vs National Average
Illinois Effective Rate
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National Average
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Download Your Paycheck Breakdown (PDF)
Get a detailed PDF report of your Illinois paycheck calculation.
Other State Paycheck Calculators
How the Illinois Paycheck Calculator Works
This free Illinois paycheck calculator estimates your net take-home pay after all deductions. It accounts for federal income tax withholding based on 2026 brackets, Illinois state income tax, Social Security tax (6.2% up to $168,600), Medicare tax (1.45% plus 0.9% additional Medicare tax on high earners), and your pre-tax deductions like 401(k) contributions and health insurance premiums.
What Gets Deducted From Your Illinois Paycheck?
- Federal Income Tax: Based on your taxable income after standard deduction and allowances
- Illinois State Tax: 4.95% flat rate
- Social Security (FICA): 6.2% of wages up to $168,600
- Medicare: 1.45% of all wages (plus 0.9% on wages over $200,000 for single filers)
- Pre-tax deductions: 401(k), health insurance, and HSA contributions reduce your taxable income
Note: This calculator provides estimates for informational purposes. Actual withholding may vary based on your specific W-4 elections, local taxes, and employer policies. Consult a tax professional for personalized advice.