RANKING · 2020 CENSUS · 31 SHOWN OF 31

Largest Slovak population, Washington counties · 2020

Washington counties ranked by the number of residents who are Slovak ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 31 counties in Washington that qualify, ranked against each other statewide.

Slovak Americans: full group profile →

WashingtonAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSLOVAK POPULATIONVS 2010

01King County, WAWA2,344,9393,446+28%

02Pierce County, WAWA946,288629−38%

03Snohomish County, WAWA870,656584−16%

04Thurston County, WAWA304,261453+34%

05Spokane County, WAWA558,344435−9%

06Benton County, WAWA221,722252+52%

07Clark County, WAWA532,119215−30%

08Kitsap County, WAWA283,374168+29%

09Whatcom County, WAWA236,392132−4%

10Whitman County, WAWA48,512120+243%

11Cowlitz County, WAWA114,88594+755%

12Jefferson County, WAWA33,97090+592%

13Island County, WAWA85,65788+340%

14Clallam County, WAWA78,20259−54%

15Yakima County, WAWA259,18549−42%

16Lewis County, WAWA88,06238−28%

17Mason County, WAWA71,16534−8%

18Skagit County, WAWA132,97532−61%

19Walla Walla County, WAWA62,36127+17%

20Kittitas County, WAWA48,80326−30%

21Grant County, WAWA105,72724−38%

22Stevens County, WAWA49,66821+17%

23San Juan County, WAWA18,57719+171%

24Franklin County, WAWA102,61218−36%

25Chelan County, WAWA81,94115+67%

26Klickitat County, WAWA24,33112−54%

27Grays Harbor County, WAWA78,1449−80%

28Okanogan County, WAWA45,2307–

29Pacific County, WAWA24,3577−56%

30Skamania County, WAWA12,6695–

31Ferry County, WAWA7,5174−73%

SHOWING 1–31 OF 31

Download CSV (full list, 31 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS