Cook County, IL vs St. Louis 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. Louis County, MO: 0.91% effective rate · $1,410/yr median tax · median home $154,973
Side-by-Side Comparison
| Metric | Cook County, IL | St. Louis County, MO | National Avg |
|---|---|---|---|
| Effective Tax Rate | 2.29% | 0.91% | 1.06% |
| Median Annual Tax | $3,716 | $1,410 | $2,778 |
| Median Home Value | $162,297 | $154,973 | $268,728 |
| Population | 5,275,541 | 1,004,125 | — |
Cook County, IL
- Effective Rate
- 2.29%
- Median Annual Tax
- $3,716
- Median Home Value
- $162,297
- Population
- 5,275,541
St. Louis County, MO
- Effective Rate
- 0.91%
- Median Annual Tax
- $1,410
- Median Home Value
- $154,973
- Population
- 1,004,125
Frequently Asked Questions
What is the property tax difference between Cook County and St. Louis County?
Cook County, IL has an effective property tax rate of 2.29% with a median annual tax of $3,716. St. Louis County, MO has a rate of 0.91% with a median annual tax of $1,410. The difference is 1.38 percentage points.
Which county has higher property taxes, Cook County or St. Louis County?
Cook County, IL has the higher effective property tax rate at 2.29% compared to 0.91%.
How do Cook County and St. Louis 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. Louis County is below average at 0.91%.