Illinois State Tax
$3,571
IL Effective Rate
Effective Rate
4.76%
Taxable Income
$72,150
After-Tax Income
$71,429
Summary
On $75,000 gross income, you owe an estimated $3,571 in Illinois state taxes for 2025.
Illinois uses a flat 4.95% income tax rate. All taxable income is taxed at the same rate regardless of how much you earn or your filing status.
A $2,850 exemption ($2,850 personal) at $2,850 per person reduces your taxable income.
Illinois has no standard deduction — the flat tax is applied to your federal AGI minus personal and dependent exemptions.
Your Illinois tax is simply 4.95% of your $72,150 taxable income, resulting in $3,571 in state tax.
Illinois uses a flat 4.95% rate on all taxable income for 2025. Your $72,150 in taxable income (after $2,850 in exemptions) results in $3,571 of state tax.
Illinois state income tax only. Does not account for additional credits, local taxes, or special situations. Not tax advice.