PropertyTaxPeek

Cook County, IL vs St. Charles County, MO

Property Tax Rate Comparison 2025

Quick Answer

Cook County, IL: 2.29% effective rate · $3,716/yr median tax · median home $162,297

St. Charles County, MO: 0.92% effective rate · $2,048/yr median tax · median home $222,619

Side-by-Side Comparison

MetricCook County, ILSt. Charles County, MONational Avg
Effective Tax Rate2.29%0.92%1.06%
Median Annual Tax$3,716$2,048$2,778
Median Home Value$162,297$222,619$268,728
Population5,275,541405,262

Cook County, IL

Effective Rate
2.29%
Median Annual Tax
$3,716
Median Home Value
$162,297
Population
5,275,541
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St. Charles County, MO

Effective Rate
0.92%
Median Annual Tax
$2,048
Median Home Value
$222,619
Population
405,262
Full profile →

Frequently Asked Questions

What is the property tax difference between Cook County and St. Charles County?
Cook County, IL has an effective property tax rate of 2.29% with a median annual tax of $3,716. St. Charles County, MO has a rate of 0.92% with a median annual tax of $2,048. The difference is 1.37 percentage points.
Which county has higher property taxes, Cook County or St. Charles County?
Cook County, IL has the higher effective property tax rate at 2.29% compared to 0.92%.
How do Cook County and St. Charles County compare to the national average?
The national average effective property tax rate is 1.06%. Cook County is above average at 2.29%, and St. Charles County is below average at 0.92%.