RANKING · 2024 ACS · 37 SHOWN OF 37

Largest South American population, Washington counties

Washington counties ranked by the number of residents who are South American 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 37 counties in Washington that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

RELATEDLargest Mexican population Highest Mexican population share Largest Puerto Rican population Highest Puerto Rican population share Largest Cuban population Highest Cuban population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSOUTH AMERICAN POPULATIONVS 2000

01King County, WAWA2,344,93922,189–

02Snohomish County, WAWA870,6569,445–

03Pierce County, WAWA946,2884,900–

04Clark County, WAWA532,1192,186–

05Kitsap County, WAWA283,3741,486–

06Thurston County, WAWA304,2611,485–

07Spokane County, WAWA558,3441,405–

08Whatcom County, WAWA236,3921,125–

09Benton County, WAWA221,722935–

10Skagit County, WAWA132,975506–

11Chelan County, WAWA81,941463–

12Yakima County, WAWA259,185447–

13Lewis County, WAWA88,062427–

14Island County, WAWA85,657387–

15Whitman County, WAWA48,512362–

16Cowlitz County, WAWA114,885322–

17Mason County, WAWA71,165286–

18Walla Walla County, WAWA62,361282–

19Grant County, WAWA105,727236–

20Franklin County, WAWA102,612200–

21Clallam County, WAWA78,202185–

22Kittitas County, WAWA48,803139–

23Jefferson County, WAWA33,970105–

24San Juan County, WAWA18,57765–

25Columbia County, WAWA4,14155–

26Adams County, WAWA21,48852–

27Lincoln County, WAWA11,98250–

28Klickitat County, WAWA24,33148–

29Grays Harbor County, WAWA78,14428–

30Asotin County, WAWA22,54526–

31Skamania County, WAWA12,66926–

32Stevens County, WAWA49,66826–

33Okanogan County, WAWA45,23019–

34Douglas County, WAWA46,47312–

35Pend Oreille County, WAWA14,4579–

36Garfield County, WAWA2,4167–

37Ferry County, WAWA7,5171–

SHOWING 1–37 OF 37

Download CSV (full list, 37 rows)

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