PropertyTaxPeek

St. Clair County, IL vs Will County, IL

Property Tax Rate Comparison 2025

Quick Answer

St. Clair County, IL: 2.50% effective rate · $7,492/yr median tax · median home $299,711

Will County, IL: 1.74% effective rate · $5,923/yr median tax · median home $340,447

Side-by-Side Comparison

MetricSt. Clair County, ILWill County, ILNational Avg
Effective Tax Rate2.50%1.74%1.06%
Median Annual Tax$7,492$5,923$2,778
Median Home Value$299,711$340,447$268,728
Population260,077696,355

St. Clair County, IL

Effective Rate
2.50%
Median Annual Tax
$7,492
Median Home Value
$299,711
Population
260,077
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Will County, IL

Effective Rate
1.74%
Median Annual Tax
$5,923
Median Home Value
$340,447
Population
696,355
Full profile →

Frequently Asked Questions

What is the property tax difference between St. Clair County and Will County?
St. Clair County, IL has an effective property tax rate of 2.50% with a median annual tax of $7,492. Will County, IL has a rate of 1.74% with a median annual tax of $5,923. The difference is 0.76 percentage points.
Which county has higher property taxes, St. Clair County or Will County?
St. Clair County, IL has the higher effective property tax rate at 2.50% compared to 1.74%.
How do St. Clair County and Will County compare to the national average?
The national average effective property tax rate is 1.06%. St. Clair County is above average at 2.50%, and Will County is above average at 1.74%.