Il Tax Brackets 2025. Here’s a look at the projected numbers for the tax year 2025 , beginning january 1, 2025. Use our income tax calculator to find out what your take home pay will be in illinois for the tax year.
While the 2024 tax filing season is shortly upon us, practitioners should be mindful of these updated and changed rates and thresholds to help navigate their clients in tax. You are able to use our illinois state tax calculator to calculate your total tax costs in the tax year 2024/25.