King County, Washington property tax

Median property tax, home value and effective rate (Census 2020–2024)

Updated Oct 17, 2026, 1:57 AM ET
Effective property tax rate
0.83%

Homeowners in King County, Washington paid a median $7,114 a year in property tax on a median home worth $859,900, an effective rate of about 0.83% (Census 2020–2024).

Census ACS 2020–2024 5-year medians

#34 lowest of 39Washington counties by effective rate

0.81%Washington statewide · US 0.94%
Median tax paid
$7,114
per year, 2020–24
Median home value
$859,900
owner-occupied
Effective rate
0.83%
tax ÷ value
Tax vs. income
5.7%
of $124,746 median household income
Owner costs
$3,273/mo
median with a mortgage, incl. tax & insurance

How King County compares

Effective rate (median tax ÷ median value)

King County0.83%
Washington0.81%
United States0.94%

Median tax paid per year

King County$7,114
Washington$4,556
United States$3,119

Tax on a home here

At the local 0.83% effective rate

Home valueEstimated yearly taxPer month
$150,000$1,241$103
$250,000$2,068$172
$350,000$2,896$241
$500,000$4,137$345

Cities and towns in King County

PlaceMedian taxMedian valueRate
Seattle$7,337$938,6000.78%
Bellevue$9,423$1,340,3000.70%
Kent$5,446$587,8000.93%
Renton$5,969$672,6000.89%
Federal Way$4,706$552,8000.85%
Kirkland$8,001$1,115,4000.72%
Auburn$5,484$547,9001.00%
Redmond$8,711$1,167,8000.75%
Sammamish$10,001$1,407,3000.71%
Shoreline$7,083$811,1000.87%
Burien$6,004$638,8000.94%
Bothell$7,312$925,1000.79%
Issaquah$7,312$963,0000.76%
Des Moines$5,640$597,0000.94%
SeaTac$5,104$519,7000.98%
Maple Valley$6,110$724,7000.84%
Mercer Island$10,001$2,000,0010.50%
Kenmore$8,271$920,8000.90%
Union Hill-Novelty Hill$10,001$1,218,5000.82%
Cottage Lake$10,001$1,230,7000.81%
Tukwila$4,414$489,0000.90%
Covington$5,659$637,3000.89%
Fairwood CDP (King County)$6,771$733,2000.92%
Bryn Mawr-Skyway$6,171$655,2000.94%
Lakeland North$5,296$557,0000.95%

Buying a home in King County? 2026 loan limits

Related

Source: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, tables B25103 (median real estate taxes paid), B25077 (median home value), B25003, B25088, B19013 and B01003. These are 2020–2024 medians reported by owner-occupants, not 2026 tax bills or official mill rates. The effective rate here is median tax ÷ median home value. Actual bills depend on assessed value, exemptions (homestead, senior, veteran) and local levies. Check with your county assessor or treasurer. Not tax advice.

Frequently asked questions

What is the property tax rate in King County, Washington?

Homeowners in King County, Washington paid a median $7,114 a year in property tax on a median home worth $859,900, an effective rate of about 0.83% (Census 2020–2024).

How much is property tax on a $300,000 home in King County?

About $2,482 a year ($207 a month) at the 0.83% median effective rate. Your bill depends on assessed value and exemptions.

Is King County property tax high?

It ranks #34 lowest of 39 Washington counties. The state median effective rate is 0.81% and the US rate is 0.94%.

Where do I pay property tax in King County?

Bills are issued and collected by the King County treasurer or tax collector, based on values set by the county assessor.