New Haven County, CT vs Rock Island County, IL
Property Tax Rate Comparison 2025
Quick Answer
New Haven County, CT: 2.40% effective rate · $7,871/yr median tax · median home $327,968
Rock Island County, IL: 1.66% effective rate · $4,811/yr median tax · median home $289,874
Side-by-Side Comparison
| Metric | New Haven County, CT | Rock Island County, IL | National Avg |
|---|---|---|---|
| Effective Tax Rate | 2.40% | 1.66% | 1.06% |
| Median Annual Tax | $7,871 | $4,811 | $2,778 |
| Median Home Value | $327,968 | $289,874 | $268,728 |
| Population | 864,835 | 147,546 | — |
New Haven County, CT
- Effective Rate
- 2.40%
- Median Annual Tax
- $7,871
- Median Home Value
- $327,968
- Population
- 864,835
Rock Island County, IL
- Effective Rate
- 1.66%
- Median Annual Tax
- $4,811
- Median Home Value
- $289,874
- Population
- 147,546
Frequently Asked Questions
What is the property tax difference between New Haven County and Rock Island County?
New Haven County, CT has an effective property tax rate of 2.40% with a median annual tax of $7,871. Rock Island County, IL has a rate of 1.66% with a median annual tax of $4,811. The difference is 0.74 percentage points.
Which county has higher property taxes, New Haven County or Rock Island County?
New Haven County, CT has the higher effective property tax rate at 2.40% compared to 1.66%.
How do New Haven County and Rock Island County compare to the national average?
The national average effective property tax rate is 1.06%. New Haven County is above average at 2.40%, and Rock Island County is above average at 1.66%.