Taxes in Northbrook, Illinois
Complete tax guide for Northbrook, IL. State income tax up to 4.95%, 2.02% property tax, 7.03% sales tax. Calculate your total tax burden.
State Income Tax
4.95%
Illinois
Property Tax
2.02%
Effective rate
Sales Tax
7.03%
Combined rate
Tax Burden
High
Northbrook, IL Tax Overview
Population
33,170
Median Income
$61,200
Cost of Living
92.1 (100 = avg)
State Income Tax
4.95%
Median Home Price
$260,000
Northbrook Tax Calculator
Pre-filled with Northbrook median: $61,200
Total Tax Burden in Northbrook
$13,017
Take-Home: $48,183 · Effective Rate: 21.27%
Federal Tax
$5,306
8.67% eff.
IL State
$3,029
4.95% eff.
FICA
$4,682
7.65% eff.
Take-Home
$48,183
78.73% kept
Tax Breakdown
| Item | Annual | Monthly |
|---|---|---|
| Gross Income | $61,200.00 | $5,100.00 |
| Federal Income Tax | -$5,305.50 | -$442.13 |
| Illinois State Tax | -$3,029.40 | -$252.45 |
| Social Security (6.2%) | -$3,794.40 | -$316.20 |
| Medicare (1.45%) | -$887.40 | -$73.95 |
| Take-Home Pay | $48,183.30 | $4,015.28 |
Property Tax in Northbrook
Median Home
$260,000
Annual Tax
$5,252
Monthly Tax
$438
Effective Rate
2.02%
Sales Tax in Northbrook
Combined Rate
7.03%
State Portion
~4.5%
Local Portion
~2.5%
The combined sales tax rate in Northbrook is 7.03%, which is below the national average of 7.12%. On a $100 purchase, you would pay $7.03 in sales tax.
Tax Burden Comparison
| Tax Type | Northbrook | Illinois Avg | National Avg |
|---|---|---|---|
| Income Tax | 4.95% | 4.95% | 4.6% |
| Property Tax | 2.02% | ~2.02% | 1.1% |
| Sales Tax | 7.03% | ~7.03% | 7.12% |
| Overall Burden | High | — | Moderate |
About Taxes in Northbrook
Northbrook has a population of approximately 33,170 residents with a median household income of $61,200. The cost of living index is 92.1 (7.9% lower than the national average of 100).
Tax burden classification: High. Effective combined tax rate of 30.9% includes federal, state, FICA, property, and sales taxes for a typical Northbrook household.
Official Tax Resources for Illinois
For authoritative Illinois tax forms, filing deadlines, and the latest legislative updates, consult these official government resources:
- Illinois Department of Revenue — official state revenue agency
- Illinois Individual Income Tax Forms — current tax year forms and instructions
- IRS Federal Tax Forms and Instructions — federal income tax filing
Tax Saving Tips for Northbrook Residents
- Illinois's income tax rate of 4.95% is competitive. You may still benefit from maximizing 401(k) contributions ($23,500 limit) to reduce your taxable income at both state and federal levels.
- Property tax in Northbrook (2.02%) is above the national average. Check if you qualify for homestead exemptions or assessment appeals to reduce your property tax bill.
- Use a Health Savings Account (HSA) if eligible. Contributions are tax-deductible ($4,400 individual, $8,750 family), growth is tax-free, and withdrawals for medical expenses are tax-free.
Other Cities in Illinois
Chicago
Very HighAurora
HighJoliet
HighNaperville
Very HighRockford
HighElgin
HighSpringfield
ModeratePeoria
ModerateChampaign
HighSources & Methodology
Tax rate data on this page is compiled from official government sources and updated for the 2026 tax year. Calculations follow the IRS-published 2026 federal tax brackets, FICA rates (6.2% Social Security up to $176,100 wage base, 1.45% Medicare), and Illinois state tax provisions. Property tax estimates use Northbrook's median home value of $260,000and the local effective property tax rate of 2.02%.
- • Federal tax brackets and standard deductions: IRS.gov
- • State income tax rates and brackets: Illinois Department of Revenue
- • Median household income, home value, and demographics: U.S. Census Bureau ACS
- • Cost of living comparisons: U.S. Bureau of Labor Statistics CES
- • National average benchmarks: Tax Foundation state-level tax burden studies
Disclaimer: Estimates are for informational purposes only. Actual tax liability depends on filing status, deductions, credits, and individual circumstances. Consult a licensed tax professional or your state revenue agency for binding tax guidance.
Reviewed by LevyIO Tax Research Team · Published 2026-01-15 · Last updated 2026-04-30
Calculate Your Full Illinois Tax Burden
See detailed state tax brackets, FICA breakdown, and compare to neighboring states.
Frequently Asked Questions
What are the tax rates in Northbrook, IL?
Northbrook, Illinois has a state income tax rate up to 4.95%. The property tax rate is 2.02% and the combined sales tax rate is 7.03%.
How much is property tax in Northbrook?
The effective property tax rate in Northbrook is 2.02%. On the median home price of $260,000, this equals approximately $5,252 per year or $438 per month. This is above the national average of 1.1%.
What is the sales tax rate in Northbrook?
The combined sales tax rate in Northbrook is 7.03%, which includes both state and local components. This is below the national average combined rate of approximately 7.12%.
How does Northbrook's tax burden compare to other cities?
Northbrook has a high overall tax burden. The effective total tax rate for a median-income household is approximately 30.9%. The combination of 4.95% state income tax, 2.02% property tax, and 7.03% sales tax determines the total burden. Cost of living index is 92.1 (100 = national average).
Are there any local taxes in Northbrook?
Northbrook does not impose a separate local or city income tax. Residents pay the state income tax of 4.95%, federal income tax, and FICA (Social Security and Medicare).