Does Illinois have a state income tax?

Yes. Illinois has a flat income tax with a top rate of 4.95%.

How much state tax will I pay on $75,000 in Illinois?

On $75,000, Illinois taxes approximately $3,156 in state income tax.

What is the Illinois income tax rate for 2026?

Illinois's top marginal rate is 4.95% for 2026.

When are Illinois income taxes due?

Illinois income tax returns are due April 15, 2026. Extensions grant until October 15, 2026.

Does Illinois tax Social Security benefits?

This varies — check the Illinois Department of Revenue for current Social Security taxation rules.

All State Calculators

Illinois Paycheck Calculator 2026

Illinois Paycheck Calculator

Calculate your exact take-home pay in Illinois. Updated for 2026 IRS brackets, Illinois state income tax (up to 4.95%), and FICA withholding.

4.95%

Top State Rate

Flat Rate

Tax Structure

April 15, 2026

Filing Deadline

Tax Year 2026 · Updated Jan 2026 · Source: IRS + Illinois DOR

Step 1 of 3

Income

What is your annual salary?

$20k$500k

Pay Frequency

Paycheck CalculatorTax Year 2026

Your net pay will appear here

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Salary Reference

Salary vs Take-Home Pay in Illinois (2026)

Single filer, no deductions. Federal + Illinois state tax + FICA.

Annual Salary	Federal Tax	IL State Tax	FICA	Net Pay	Effective Rate
$30,000	−$2,168	−$1,262	−$2,295	$24,275	19.1%
$50,000	−$4,868	−$2,104	−$3,825	$39,203	21.6%
$75,000	−$9,768	−$3,156	−$5,738	$56,338	24.9%
$100,000	−$15,103	−$4,208	−$7,650	$73,039	27.0%
$125,000	−$21,353	−$5,259	−$9,563	$88,825	28.9%
$150,000	−$27,853	−$6,311	−$11,475	$104,361	30.4%
$175,000	−$35,210	−$7,363	−$13,388	$119,039	32.0%
$200,000	−$42,160	−$8,415	−$14,924	$134,501	32.7%

Estimates assume single filer, standard deduction, no pre-tax deductions · Source: IRS + Illinois DOR