What is the Illinois state income tax rate for 2026?

Illinois has a flat state income tax rate of 4.95% for 2026. Unlike most states, everyone pays the same rate regardless of income level.

How do I calculate my Illinois take-home pay?

To calculate Illinois take-home pay, subtract federal income tax, Illinois state income tax (4.95%), Social Security (6.2%), and Medicare (1.45%) from your gross pay. Our free calculator does this automatically for both salary and hourly workers.

Does Illinois have a local income tax?

No. Illinois does not have a local or county income tax. You only pay the flat state rate of 4.95% plus federal taxes — making it simpler than many other states.

What is the Illinois minimum wage in 2026?

Illinois minimum wage is $15.00 per hour in 2026. Chicago has a higher local minimum wage. Overtime is paid at 1.5 times the regular rate for hours over 40 per week.

Illinois Paycheck Calculator — Accurate Take-Home Pay Estimator

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Illinois Paycheck Calculator

Salary & hourly · 2026 tax rates

Annual Salary

Pay Frequency

Filing & Deductions

Filing Status

Pre-tax Deductions / Period

Estimated Take-Home Pay

per paycheck

Gross Pay

Take-Home Pay

Federal Income Tax

Illinois State Tax (4.95%)

Social Security (6.2%)

Medicare (1.45%)

Where your paycheck goes

Take-home

Federal tax

IL state (4.95%)

FICA

🏙️ Illinois Tax Advantage

Simple Flat Tax — 4.95%

Illinois is one of only a handful of states with a flat income tax. Everyone pays the same 4.95% — no brackets, no complexity. Plus no local income tax.