Illinois Salary Paycheck Calculator
Illinois Salary Tax Calculator applies the single state rate of 4.95% for 2026 alongside federal income tax and FICA. Calculate your salary after tax in Illinois and read take home pay yearly, monthly and weekly.
How Illinois state income tax works
Illinois applies a single rate of 4.95% to taxable wage income for 2026. The marginal rate and the average state rate stay equal at every salary.
A single filer in Illinois receives a personal exemption of $2,925. The calculator subtracts it before the state rate applies.
What this calculator includes for Illinois
The calculation covers federal income tax, Social Security, Medicare and Illinois state income tax. Social Security applies at 6.2% up to the annual wage base. Medicare applies at 1.45% with no ceiling and adds 0.9% on wages above $200,000.
State brackets shown are the single-filer schedule. Most states widen their brackets for married couples filing jointly. A joint return produces a lower state bill than the figure here.
Illinois paycheck calculator FAQs
What is the income tax rate in Illinois?
Illinois applies a single rate of 4.95% to taxable wage income for 2026.
How much is taken out of a paycheck in Illinois?
Enter a salary above for the exact figure. The deductions are federal income tax, Social Security at 6.2%, Medicare at 1.45% and Illinois state income tax.
Does this calculator include city or county tax in Illinois?
No. Only federal and state income tax are applied. Any local income tax a city or county levies falls outside the calculation.
Paycheck calculators by state
The same paycheck calculator. Each state has its own income tax schedule.