What is the property tax rate in Clinton County, Illinois?

Clinton County has an effective property tax rate of 1.83%. On a home valued at $192,400, homeowners pay approximately $3,524 per year in property taxes.

How much is the average property tax in Clinton County?

The median annual property tax payment in Clinton County is $3,524. Homeowners with a mortgage pay a median of $3,816, while those without a mortgage pay $3,076.

How does Clinton County compare to other counties in Illinois?

Clinton County ranks #45 out of 102 counties in Illinois for property tax rates. The county's effective rate of 1.83% is 9% lower than the Illinois average of 2.01%.

Clinton County Property Tax Rate

Illinois

1.83%effective rate

Clinton County, Illinois has an effective property tax rate of 1.83%, which is 99% higher than the national average of 0.92%. On a home valued at $192,400, homeowners pay approximately $3,524 per year in property taxes. Clinton County ranks #45 out of 102 counties in Illinois for property tax rates.

Median Tax Paid🏠

$3,524

Per year

Median Home Value📊

$192,400

2024 estimate

Tax as % of Income💰

4.07%

Median income: $86,588

State Rank📍

#45

of 102 counties in IL

Tax Breakdown

With Mortgage

$3,816

median annual tax

Without Mortgage

$3,076

median annual tax

Homeowners with a mortgage in Clinton County pay on average $740 more per year than those without. This difference often reflects how property tax escrow accounts in mortgaged homes capture the full tax obligation.

How Clinton County Compares

Clinton County

1.83%

Illinois Average

2.01%

National Average

0.92%

Top Counties in Illinois

Lake

2.58%

DeKalb

2.45%

Stephenson

2.40%

Winnebago

2.39%

Kendall

2.37%

McHenry

2.36%

Rock Island

2.28%

Kane

2.26%

Illinois Property Tax Exemptions

Available to Clinton County homeowners

✓

General Homestead

$10,000 reduction in EAV ($8,000 in Cook County)

Primary residence owners as of January 1

✓

Senior Homestead

$8,000 reduction in EAV

Homeowners age 65+ who own and occupy as primary residence

✓

Senior Assessment Freeze

Assessed value frozen at base year level (no increases)

Homeowners age 65+ with household income of $65,000 or less

✓

Disabled Veteran

$2,500 for 30-49% disability; $5,000 for 50-69%; full exemption for 70%+ disability

Veterans with service-connected disability of 30% or more

✓

Disability

$2,000 reduction in EAV

Homeowners who are disabled as defined by federal Social Security guidelines

Property Tax Calculator

Estimate your annual property tax in Clinton County

Home Value

$50k$2M

Apply homestead exemption ($100,000 school tax reduction)

Estimated Annual Property Tax

$5,490

$458/month · Rate: 1.83%

Quick Facts

Population36,954

Owner-Occupied74.2%

National Rank#132 of 3,135

Median Income$86,588

Think your property tax is too high?

Homeowners save an average of $1,148/year by appealing their assessment.

Learn How to Appeal →

Frequently Asked Questions

Data Source: U.S. Census Bureau, 2024 American Community Survey 5-Year Estimates. Effective tax rates are calculated by dividing median real estate taxes paid by median home value. Actual property tax rates may vary based on local taxing jurisdictions, exemptions, and assessment practices. This information is for general reference only and should not be used as a substitute for professional tax advice.