Rock Island County, IL vs St. Louis County, MO
Property Tax Rate Comparison 2025
Quick Answer
Rock Island County, IL: 1.66% effective rate · $4,811/yr median tax · median home $289,874
St. Louis County, MO: 0.91% effective rate · $1,410/yr median tax · median home $154,973
Side-by-Side Comparison
| Metric | Rock Island County, IL | St. Louis County, MO | National Avg |
|---|---|---|---|
| Effective Tax Rate | 1.66% | 0.91% | 1.06% |
| Median Annual Tax | $4,811 | $1,410 | $2,778 |
| Median Home Value | $289,874 | $154,973 | $268,728 |
| Population | 147,546 | 1,004,125 | — |
Rock Island County, IL
- Effective Rate
- 1.66%
- Median Annual Tax
- $4,811
- Median Home Value
- $289,874
- Population
- 147,546
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 Rock Island County and St. Louis County?
Rock Island County, IL has an effective property tax rate of 1.66% with a median annual tax of $4,811. St. Louis County, MO has a rate of 0.91% with a median annual tax of $1,410. The difference is 0.75 percentage points.
Which county has higher property taxes, Rock Island County or St. Louis County?
Rock Island County, IL has the higher effective property tax rate at 1.66% compared to 0.91%.
How do Rock Island County and St. Louis County compare to the national average?
The national average effective property tax rate is 1.06%. Rock Island County is above average at 1.66%, and St. Louis County is below average at 0.91%.