RANKING · 2010 CENSUS · 39 SHOWN OF 39

Largest Mexican population, Washington counties · 2010

Washington counties ranked by the number of residents who are Mexican origin, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 39 counties in Washington that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDHighest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share Largest Dominican population

YEAR2010 2020 2024

RANKPLACESTATEPOPMEXICAN POPULATIONVS 2000

01King County, WAWA2,344,939114,828–

02Yakima County, WAWA259,18598,158–

03Pierce County, WAWA946,28846,221–

04Snohomish County, WAWA870,65645,636–

05Franklin County, WAWA102,61233,992–

06Grant County, WAWA105,72728,891–

07Benton County, WAWA221,72226,002–

08Clark County, WAWA532,11922,204–

09Skagit County, WAWA132,97515,981–

10Chelan County, WAWA81,94115,783–

11Spokane County, WAWA558,34413,708–

12Whatcom County, WAWA236,39210,924–

13Thurston County, WAWA304,26110,640–

14Kitsap County, WAWA283,37410,328–

15Walla Walla County, WAWA62,3619,727–

16Adams County, WAWA21,4889,657–

17Douglas County, WAWA46,4739,298–

18Okanogan County, WAWA45,2306,332–

19Cowlitz County, WAWA114,8855,799–

20Lewis County, WAWA88,0625,033–

21Grays Harbor County, WAWA78,1444,859–

22Mason County, WAWA71,1653,251–

23Clallam County, WAWA78,2022,602–

24Island County, WAWA85,6572,530–

25Kittitas County, WAWA48,8032,375–

26Klickitat County, WAWA24,3311,849–

27Pacific County, WAWA24,3571,460–

28Whitman County, WAWA48,5121,218–

29Stevens County, WAWA49,668823–

30Jefferson County, WAWA33,970612–

31San Juan County, WAWA18,577565–

32Skamania County, WAWA12,669529–

33Asotin County, WAWA22,545489–

34Pend Oreille County, WAWA14,457332–

35Columbia County, WAWA4,141153–

36Lincoln County, WAWA11,982150–

37Wahkiakum County, WAWA4,873120–

38Ferry County, WAWA7,517108–

39Garfield County, WAWA2,41689–

SHOWING 1–39 OF 39

Download CSV (full list, 39 rows)

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