RANKING · 2024 ACS · 39 SHOWN OF 39

Most uninsured people, Washington counties

Washington counties with the most residents lacking health insurance, as of the 2024 American Community Survey. Ranked by number of people, not the uninsured rate. This list covers the 39 counties in Washington that qualify, ranked against each other statewide. The median across all 39 is 5,152.

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SAME RANKING BYCities States Metros

RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Largest senior population Most unmarried people Most unmarried men

RANKPLACESTATEPOPUNINSURED RESIDENTSVS 2020

01King County, WAWA2,344,939119,199+2%

02Pierce County, WAWA946,28853,478+4%

03Snohomish County, WAWA870,65651,757+6%

04▲1Clark County, WAWA532,11934,370+17%

05▼1Yakima County, WAWA259,18532,507+7%

06Spokane County, WAWA558,34427,567+6%

07Benton County, WAWA221,72216,743+18%

08▲1Thurston County, WAWA304,26114,412+11%

09▲3Grant County, WAWA105,72713,787+22%

10▲1Kitsap County, WAWA283,37413,304+12%

11▼3Whatcom County, WAWA236,39213,247+1%

12▼2Franklin County, WAWA102,61212,773−1%

13▲1Chelan County, WAWA81,9418,366+21%

14▼1Skagit County, WAWA132,9758,325−2%

15▲2Cowlitz County, WAWA114,8856,883+29%

16▲4Okanogan County, WAWA45,2306,399+37%

17▲2Douglas County, WAWA46,4735,896+25%

18Grays Harbor County, WAWA78,1445,642+17%

19▼3Lewis County, WAWA88,0625,348−5%

20▼5Clallam County, WAWA78,2025,152−9%

21▲1Mason County, WAWA71,1654,419+10%

22▼1Walla Walla County, WAWA62,3614,127−6%

23Island County, WAWA85,6573,599−3%

24Adams County, WAWA21,4883,297+6%

25▲2Kittitas County, WAWA48,8032,728+28%

26▼1Stevens County, WAWA49,6682,691−11%

27▼1Whitman County, WAWA48,5122,550+16%

28▲2Klickitat County, WAWA24,3311,505+11%

29▲3Pacific County, WAWA24,3571,351+23%

30▼1Asotin County, WAWA22,5451,339−4%

31▼3Jefferson County, WAWA33,9701,246−24%

32▼1San Juan County, WAWA18,5771,106−7%

33Pend Oreille County, WAWA14,457848−9%

34Skamania County, WAWA12,669805+42%

35Ferry County, WAWA7,517414−20%

36Lincoln County, WAWA11,982392+7%

37Columbia County, WAWA4,141312+18%

38Wahkiakum County, WAWA4,873200+4%

39Garfield County, WAWA2,416101−30%

SHOWING 1–39 OF 39

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES