Illinois Paycheck Calculator

About paychecks in Illinois

Illinois uses a flat state income tax rate, which can make basic paycheck estimates easier to understand.

How paycheck estimates work

Paycheck estimates are based on gross salary minus estimated payroll taxes and deductions. Actual payroll may vary depending on benefits, retirement contributions, bonuses, overtime, withholding and local taxes.

Federal payroll taxes

Most US employees pay federal income tax along with Social Security and Medicare taxes. Federal tax depends on taxable income and filing status.

State income taxes in Illinois

Estimated state tax rate used for this calculator: 4.95%. Actual withholding may differ depending on income, deductions, filing status and state tax rules.

Monthly, biweekly and weekly pay

This page shows estimated monthly, biweekly and weekly take-home pay so workers in Illinois can compare common payroll schedules.

Who can use this calculator?

This paycheck calculator is designed for employees who want a simple estimate of take-home pay in Illinois.

Important note

This calculator provides simplified educational estimates only and is not tax, payroll, legal or financial advice.