Which county in Washington has the highest household income?

King has the highest household income in Washington, at $124,746.

What is the household income in King?

King is ranked #1 in Washington for household income, at $124,746.

How is this household income ranking calculated?

Counties in Washington are ranked by median household income (Census ACS 5-Year, 2020-2024), highest first. Values describe the county, not an individual property. Source vintage is shown on the page.

Counties With the Highest Household Income in Washington (2026)

Highest counties for household income in Washington

Top 25 of 39 counties with data.

Ranked by median household income (Census ACS 5-Year, 2020-2024), highest first.

Highest counties for household income in Washington

Rank	County	Value
01	King$124,746 County page
02	Snohomish$111,246 County page
03	Kitsap$104,158 County page
04	Pierce$99,564 County page
05	Clark$97,536 County page
06	Thurston$96,563 County page
07	Skamania$93,265 County page
08	Island$90,551 County page
09	Benton$89,874 County page
10	Skagit$89,263 County page
11	Franklin$86,714 County page
12	San Juan$84,800 County page
13	Mason$83,270 County page
14	Chelan$82,381 County page
15	Whatcom$81,784 County page
16	Douglas$80,363 County page
17	Spokane$78,582 County page
18	Cowlitz$76,531 County page
19	Lewis$74,796 County page
20	Walla Walla$74,202 County page
21	Jefferson$74,048 County page
22	Kittitas$73,804 County page
23	Grant$73,267 County page
24	Asotin$72,283 County page
25	Columbia$71,810 County page

How this ranking works

This page ranks Washington counties by median household income, sorted so the highest places appear first. Click any county to see its housing, schools, crime, and demographics in detail.

For household income, a higher value is generally more favorable, so the top of the list is the highest. Want to weigh household income against schools, taxes, commute, and more at once? Use the live map to build a custom match.

Data comes from public sources. Source attribution and the exact data vintage are shown above and on the full map of median household income.

Frequently asked questions

Which county in Washington has the highest household income?: King has the highest household income in Washington, at $124,746.
What is the household income in King?: King is ranked #1 in Washington for household income, at $124,746.
How is this household income ranking calculated?: Counties in Washington are ranked by median household income (Census ACS 5-Year, 2020-2024), highest first. Values describe the county, not an individual property. Source vintage is shown on the page.