RANKING · 2020 CENSUS · 39 SHOWN OF 39

Highest median household income, Washington counties · 2020

Washington counties ranked by median household income from the 2023 American Community Survey 5-year estimates. This list covers the 39 counties in Washington that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPMEDIAN HOUSEHOLD INCOMEVS 2000

01King County, WAWA2,344,939$99,158+87%

02Snohomish County, WAWA870,656$89,273+68%

03Kitsap County, WAWA283,374$78,969+69%

04Clark County, WAWA532,119$77,184+60%

05Pierce County, WAWA946,288$76,438+69%

06Thurston County, WAWA304,261$75,867+62%

07Benton County, WAWA221,722$72,046+53%

08Skagit County, WAWA132,975$71,021+68%

09Island County, WAWA85,657$70,765+55%

10Skamania County, WAWA12,669$69,296+76%

11Franklin County, WAWA102,612$66,904+72%

12Douglas County, WAWA46,473$65,730+71%

13Whatcom County, WAWA236,392$65,420+64%

14San Juan County, WAWA18,577$64,753+49%

15Columbia County, WAWA4,141$61,779+84%

16Chelan County, WAWA81,941$61,304+64%

17Walla Walla County, WAWA62,361$60,615+69%

18Mason County, WAWA71,165$60,565+53%

19Spokane County, WAWA558,344$60,101+61%

20Kittitas County, WAWA48,803$59,703+83%

21Grant County, WAWA105,727$59,165+68%

22Cowlitz County, WAWA114,885$58,791+48%

23Lincoln County, WAWA11,982$58,584+66%

24Jefferson County, WAWA33,970$57,693+52%

25Garfield County, WAWA2,416$56,923+70%

26Klickitat County, WAWA24,331$56,667+65%

27Clallam County, WAWA78,202$55,090+51%

28Pend Oreille County, WAWA14,457$55,021+74%

29Lewis County, WAWA88,062$54,970+55%

30Yakima County, WAWA259,185$54,917+58%

31Wahkiakum County, WAWA4,873$54,524+38%

32Stevens County, WAWA49,668$54,426+57%

33Asotin County, WAWA22,545$53,941+61%

34Adams County, WAWA21,488$51,601+52%

35Pacific County, WAWA24,357$50,873+63%

36Grays Harbor County, WAWA78,144$50,665+48%

37Okanogan County, WAWA45,230$48,528+63%

38Whitman County, WAWA48,512$42,288+48%

39Ferry County, WAWA7,517$41,685+37%

SHOWING 1–39 OF 39

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES