Illinois 529 Tax Deduction Calculator

2026 rules

Enter your contribution to see how much Illinois lets you deduct and what it saves you this year.

Your numbers

Filing status

Contribution per child this year

Children (beneficiaries) you contribute for

Household AGI

Result

Illinois tax saved$248

Total contributed$5,000
Deductible this year$5,000
Illinois tax saved this year$248
Saved per $1,000 deducted$49.50

Illinois at a glance

Benefit: Illinois lets you deduct up to $10,000 ($20,000 joint) of contributions to Bright Start, Bright Directions or College Illinois! each year.
Plans that count: Bright Start, Bright Directions or College Illinois!.

Questions

Is there a Illinois tax deduction for 529 contributions in 2026?

Illinois lets you deduct up to $10,000 ($20,000 joint) of contributions to Bright Start, Bright Directions or College Illinois! each year.

What can 529 money pay for without tax?

College tuition, fees, books, and room and board for students enrolled at least half time; up to $20,000 a year of K-12 tuition and expenses from 2026; apprenticeship costs; and up to $10,000 of student loan payments over a lifetime. States can treat some of these differently.

What happens to the Illinois deduction if I withdraw for something else?

A nonqualified withdrawal is taxed on its earnings, plus a 10% federal penalty, and Illinois can add back the deductions you took on the money you withdraw.