Illinois Salary Calculator
Estimate your take-home pay in Illinois based on the 2024 flat tax rate.
Estimated Annual Net Pay: -
Use this Illinois Salary Calculator calculator for quick, clear estimates. Try a tiny example to see the impact of each input.
Frequently Asked Questions
Q: How is net pay calculated in Illinois?
Net pay in Illinois is calculated by starting with your gross pay and then subtracting federal income tax, Illinois state income tax, FICA taxes (Social Security and Medicare), and any other deductions like health insurance, retirement contributions, or local taxes if applicable.
Does Illinois have a state income tax?
Yes, Illinois has a flat-rate state income tax, meaning everyone pays the same percentage of their taxable income, regardless of how much they earn.
What tax deductions are common in Illinois?
Common tax deductions in Illinois include federal income tax, state income tax, FICA taxes (Social Security and Medicare), and voluntary deductions such as health insurance premiums, 401(k) contributions, and other benefits.
How do filing status and allowances affect my Illinois paycheck?
Your filing status (e.g., single, married filing jointly) and the number of allowances you claim on your W-4 form determine how much federal and state income tax is withheld from each paycheck. More allowances generally mean less tax withheld per pay period.