Contra Costa County, CA vs King County, WA
Property Tax Rate Comparison 2025
Quick Answer
Contra Costa County, CA: 0.72% effective rate · $5,433/yr median tax · median home $754,593
King County, WA: 1.01% effective rate · $5,651/yr median tax · median home $559,559
Side-by-Side Comparison
| Metric | Contra Costa County, CA | King County, WA | National Avg |
|---|---|---|---|
| Effective Tax Rate | 0.72% | 1.01% | 1.06% |
| Median Annual Tax | $5,433 | $5,651 | $2,778 |
| Median Home Value | $754,593 | $559,559 | $268,728 |
| Population | 1,165,927 | 2,269,675 | — |
Contra Costa County, CA
- Effective Rate
- 0.72%
- Median Annual Tax
- $5,433
- Median Home Value
- $754,593
- Population
- 1,165,927
King County, WA
- Effective Rate
- 1.01%
- Median Annual Tax
- $5,651
- Median Home Value
- $559,559
- Population
- 2,269,675
Frequently Asked Questions
What is the property tax difference between Contra Costa County and King County?
Contra Costa County, CA has an effective property tax rate of 0.72% with a median annual tax of $5,433. King County, WA has a rate of 1.01% with a median annual tax of $5,651. The difference is 0.29 percentage points.
Which county has higher property taxes, Contra Costa County or King County?
King County, WA has the higher effective property tax rate at 1.01% compared to 0.72%.
How do Contra Costa County and King County compare to the national average?
The national average effective property tax rate is 1.06%. Contra Costa County is below average at 0.72%, and King County is below average at 1.01%.