PropertyTaxPeek

St. Louis County, MO vs Will County, IL

Property Tax Rate Comparison 2025

Quick Answer

St. Louis County, MO: 0.91% effective rate · $1,410/yr median tax · median home $154,973

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

Side-by-Side Comparison

MetricSt. Louis County, MOWill County, ILNational Avg
Effective Tax Rate0.91%1.74%1.06%
Median Annual Tax$1,410$5,923$2,778
Median Home Value$154,973$340,447$268,728
Population1,004,125696,355

St. Louis County, MO

Effective Rate
0.91%
Median Annual Tax
$1,410
Median Home Value
$154,973
Population
1,004,125
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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. Louis County and Will County?
St. Louis County, MO has an effective property tax rate of 0.91% with a median annual tax of $1,410. Will County, IL has a rate of 1.74% with a median annual tax of $5,923. The difference is 0.83 percentage points.
Which county has higher property taxes, St. Louis County or Will County?
Will County, IL has the higher effective property tax rate at 1.74% compared to 0.91%.
How do St. Louis County and Will County compare to the national average?
The national average effective property tax rate is 1.06%. St. Louis County is below average at 0.91%, and Will County is above average at 1.74%.