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Student Loan Interest Deduction in Illinois 2026

Calculate your student loan interest deduction tax savings in Illinois. With Illinois's 4.95% top state tax rate, your combined savings are higher.

Illinois Tax Overview

State Income Tax
4.95%
flat
Sales Tax
6.25%
avg combined: 8.82%
Property Tax Rate
2.07%
Median Income
$72,205

Flat 4.95% (constitutionally mandated). No standard deduction. Second-highest property taxes (2.07%). Most retirement income exempt.

Illinois Income Tax Brackets (Single)

4.95%
$0 +
Your bracket
$674
Est. Total Savings
$2,500
Max Deduction
Above-the-Line
Deduction Type
26.9%
Combined Tax Rate

Student Loan Interest Deduction Savings Calculator for Illinois

$
$

Federal Savings

$550

22% bracket

Illinois State

$124

4.95% rate

Total Savings

$674

26.9% combined

At a 26.9% combined tax rate in Illinois, every $1,000 in deductions saves you $270 in taxes.

Savings by Tax Bracket in Illinois

10%
$748
12%
$848
22%
$1,348
24%
$1,448
32%
$1,848
35%
$1,998
37%
$2,098

Includes 4.95% Illinois state tax on top of federal savings.

Eligibility Requirements

Borrowers paying interest on qualified student loans

  • 1Up to $2,500 per year
  • 2MAGI under $90K single/$185K married
  • 3Cannot be claimed as dependent

Illinois residents should verify that this deduction is also recognized on their state tax return for additional savings of up to 4.95%.

Common Mistakes to Avoid

  • !Exceeding income limits
  • !Not checking all loan types
  • !Forgetting to claim the deduction on your Illinois state return (missing up to 4.95% additional savings)

Illinois Filing Tips

With no standard deduction, maximize pre-tax retirement contributions. Property taxes can exceed $10,000 annually. Illinois exempts most retirement income. Focus on property tax reduction strategies.

Required Tax Forms

Form 1098-EForm 1040

File these forms with your federal tax return to claim the student loan interest deduction. Illinois may require additional state-specific forms.

Other Tax Deductions in Illinois

American Opportunity Tax Credit

Education

~$2,200
est. savings

Lifetime Learning Credit

Education

~$1,500
est. savings

529 Plan Contributions

Education

~$1,225
est. savings

Coverdell Education Savings Account

Education

~$367
est. savings

Educator Expense Deduction

Education

~$81
est. savings

Employer-Required Education

Education

~$3,675
est. savings

Education Savings Bond Interest

Education

~$612
est. savings

Employer Education Assistance

Education

~$1,415
est. savings

Student Loan Interest Deduction in Neighboring States

Wisconsin

7.65% top rate (progressive)

~$741
+67 vs Illinois

Iowa

3.8% top rate (flat)

~$645
-29 vs Illinois

Missouri

4.8% top rate (progressive)

~$670
-4 vs Illinois

Kentucky

4% top rate (flat)

~$650
-24 vs Illinois

Indiana

3.05% top rate (flat)

~$626
-48 vs Illinois

Tax Calculators for Illinois Cities

ChicagoAuroraJolietNapervilleRockfordElginSpringfieldPeoriaWaukeganChampaign

Calculate Your Full Tax Savings in Illinois

Use our free tax calculators to optimize your entire tax return for Illinois.

Income Tax CalculatorIllinois Income TaxFull Student Loan Interest Deduction Guide

Frequently Asked Questions

How much can I save with the Student Loan Interest Deduction in Illinois?

In Illinois, the student loan interest deduction can save you an estimated $674 per year on a $5,000 deduction. This includes $550 in federal tax savings and $124 in Illinois state tax savings at the 4.95% marginal rate. The national average savings is $550/year.

What is the Illinois state income tax rate?

Illinois has a flat income tax system with a top rate of 4.95%. Flat 4.95% (constitutionally mandated). No standard deduction. Second-highest property taxes (2.07%). Most retirement income exempt.

Who qualifies for the Student Loan Interest Deduction in Illinois?

Borrowers paying interest on qualified student loans. The eligibility requirements are the same whether you live in Illinois or another state, as this is a federal tax deduction. However, your total savings will vary based on Illinois's 4.95% top state tax rate.

What tax forms do I need to claim the Student Loan Interest Deduction in Illinois?

To claim the student loan interest deduction, you need to file Form 1098-E and Form 1040 with your federal return. Illinois residents should also check if the state allows this deduction on their state return for additional savings of up to 4.95%. Filing status affects your deduction limits and tax bracket.

Is the Student Loan Interest Deduction better in Illinois than in states without income tax?

Yes, Illinois residents benefit more because the state's 4.95% top income tax rate means the deduction reduces both your federal AND state tax liability. In states with no income tax (like Texas, Florida, or Nevada), this deduction only reduces federal taxes. Your combined rate of 26.9% means more savings per dollar deducted.

What is the standard deduction in Illinois for 2026?

Illinois's standard deduction is $0 for single filers and $0 for married filing jointly. With no standard deduction, maximize pre-tax retirement contributions. Property taxes can exceed $10,000 annually. Illinois exempts most retirement income. Focus on property tax reduction strategies.

Related Calculators

American Opportunity Tax Credit in Illinois

Avg savings: $2,200/year

Lifetime Learning Credit in Illinois

Avg savings: $1,500/year

529 Plan Contributions in Illinois

Avg savings: $1,000/year

Coverdell Education Savings Account in Illinois

Avg savings: $300/year

Educator Expense Deduction in Illinois

Avg savings: $66/year

Employer-Required Education in Illinois

Avg savings: $3,000/year