Pay & tax
Illinois paycheck calculator (2025)
Estimate your Illinois take-home pay using the 2025 tax tables. Enter your annual salary, filing status and any extra pay or deductions.
How it works
Illinois charges a flat state income tax rate of 4.95% on taxable income, the same rate whatever you earn. Instead of a standard deduction, Illinois gives a personal exemption of $2,850 for a single filer, doubling to $5,700 filing jointly, subtracted from income before the flat rate applies.
Frequently asked questions
What is Illinois’s state income tax rate?
A flat 4.95% on taxable income, the same rate whatever you earn. Illinois does not use brackets like the federal system or most other states.
Does Illinois have a standard deduction?
No. Instead, Illinois gives a personal exemption — $2,850 for a single filer, $5,700 filing jointly — subtracted from income before the flat rate is applied.
Does this include Chicago or other local taxes?
Illinois does not levy a separate local income tax on wages, so this calculator’s state tax figure is a complete state-level estimate for any Illinois resident.
How accurate is this for Illinois specifically?
It uses Illinois’s published 2025 flat rate and personal exemption. See the main US take-home pay calculator for all 50 states and the full method.
Method: published US 2025 federal tax year rates. This is an estimate, not tax advice. How our calculators work.
Official rate sources
These estimates use 2025 rates. Check the year before comparing them with a current payslip.