King County, WA vs Rock Island County, IL
Property Tax Rate Comparison 2025
Quick Answer
King County, WA: 1.01% effective rate · $5,651/yr median tax · median home $559,559
Rock Island County, IL: 1.66% effective rate · $4,811/yr median tax · median home $289,874
Side-by-Side Comparison
| Metric | King County, WA | Rock Island County, IL | National Avg |
|---|---|---|---|
| Effective Tax Rate | 1.01% | 1.66% | 1.06% |
| Median Annual Tax | $5,651 | $4,811 | $2,778 |
| Median Home Value | $559,559 | $289,874 | $268,728 |
| Population | 2,269,675 | 147,546 | — |
King County, WA
- Effective Rate
- 1.01%
- Median Annual Tax
- $5,651
- Median Home Value
- $559,559
- Population
- 2,269,675
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 King County and Rock Island County?
King County, WA has an effective property tax rate of 1.01% with a median annual tax of $5,651. Rock Island County, IL has a rate of 1.66% with a median annual tax of $4,811. The difference is 0.65 percentage points.
Which county has higher property taxes, King County or Rock Island County?
Rock Island County, IL has the higher effective property tax rate at 1.66% compared to 1.01%.
How do King County and Rock Island County compare to the national average?
The national average effective property tax rate is 1.06%. King County is below average at 1.01%, and Rock Island County is above average at 1.66%.