PropertyTaxPeek

King County, WA vs Loudoun County, VA

Property Tax Rate Comparison 2025

Quick Answer

King County, WA: 1.01% effective rate · $5,651/yr median tax · median home $559,559

Loudoun County, VA: 0.70% effective rate · $1,679/yr median tax · median home $239,957

Side-by-Side Comparison

MetricKing County, WALoudoun County, VANational Avg
Effective Tax Rate1.01%0.70%1.06%
Median Annual Tax$5,651$1,679$2,778
Median Home Value$559,559$239,957$268,728
Population2,269,675420,959

King County, WA

Effective Rate
1.01%
Median Annual Tax
$5,651
Median Home Value
$559,559
Population
2,269,675
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Loudoun County, VA

Effective Rate
0.70%
Median Annual Tax
$1,679
Median Home Value
$239,957
Population
420,959
Full profile →

Frequently Asked Questions

What is the property tax difference between King County and Loudoun County?
King County, WA has an effective property tax rate of 1.01% with a median annual tax of $5,651. Loudoun County, VA has a rate of 0.70% with a median annual tax of $1,679. The difference is 0.31 percentage points.
Which county has higher property taxes, King County or Loudoun County?
King County, WA has the higher effective property tax rate at 1.01% compared to 0.70%.
How do King County and Loudoun 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 Loudoun County is below average at 0.70%.