King County, Washington Property Taxes
Census Bureau ACS property tax data for Washington. Population: 520,391.
The median annual property tax in King County is $6,785, which is 124% higher than the Washington state average and 253% above the national average. The effective tax rate is 0.84% on a median home value of $811,200. Property taxes represent 5.6% of the median household income in this county.
Median Annual Tax
$6,785
+124% vs State
+253% vs US
Median Home Value
$811,200
+104% vs State
+283% vs US
Effective Tax Rate
0.84%
+11% vs State
-12% vs US
With vs Without Mortgage
With Mortgage
$6,741
$562/mo
Without Mortgage
$6,900
$575/mo
Homeowners with a mortgage typically own higher-valued properties, which can result in higher tax bills.
Property Tax History
| Year | Median Tax | Effective Rate |
|---|---|---|
| 2023 | $6,785 +4.8% | 0.84% |
| 2022 | $6,476 +10.2% | 0.85% |
| 2021 | $5,877 +9.1% | 0.90% |
| 2020 | $5,387 +9.3% | 0.90% |
| 2019 | $4,930 | 0.90% |
Tax Burden
Tax-to-Income Ratio
5.6%
of median household income
Median Income
$122,148
per year
Monthly Tax
$565
per month
Other Counties in Washington
Clark County
Tax: $4,080/yr Rate: 0.84%
Grays Harbor County
Tax: $2,441/yr Rate: 0.87%
Skamania County
Tax: $3,380/yr Rate: 0.72%
Clallam County
Tax: $2,860/yr Rate: 0.74%
Klickitat County
Tax: $2,401/yr Rate: 0.62%
Yakima County
Tax: $2,299/yr Rate: 0.82%
Frequently Asked Questions
What is the average property tax in King County, Washington? ▼
The median annual property tax in King County is $6,785 based on the most recent Census Bureau American Community Survey data. The effective tax rate is 0.84% on a median home value of $811,200.
How does King County property tax compare to the national average? ▼
Property taxes in King County are 253% above the national average of $1,923. The effective rate of 0.84% compares to 0.95% nationally.
Does having a mortgage affect property taxes in King County? ▼
In King County, homeowners with a mortgage pay a median of $6,741 in annual property taxes, while homeowners without a mortgage pay $6,900. This difference often reflects the value of homes rather than different tax rates.
What percentage of income goes to property taxes in King County? ▼
Property taxes in King County represent approximately 5.6% of the median household income of $122,148. The national benchmark is generally 2-4% of household income.
Explore More Data
Data source: U.S. Census Bureau, American Community Survey 5-Year Estimates. Property tax data reflects median amounts paid by homeowners. Effective rates are calculated as median tax divided by median home value.