Illinois paycheck calculator

Estimate Illinois take-home pay with 2026 federal tax, FICA, and state income tax. Illinois uses a flat state income tax rate (see Tax Foundation 2026 tables).

Open the full paycheck calculator and select Illinois — or use the embedded defaults below.

Quick estimate (Illinois)

Gross pay (per period)

Pay frequency

Filing status

Pretax deductions (per period)

Results

Illinois take-home pay

Illinois uses a flat state income tax rate (see Tax Foundation 2026 tables). Federal figures follow IRS Rev. Proc. 2025-32; state figures follow Tax Foundation tables as of early 2026. Local taxes, credits, and W-4 elections are not fully modeled.