RANKING · 2020 CENSUS · 38 SHOWN OF 38

Highest Czech population share, Washington counties · 2020

Washington counties ranked by the share of all residents who are Czech ancestry (2023 American Community Survey). A concentration measure: Czech residents as a percentage of total population. This list covers the 38 counties in Washington that qualify, ranked against each other statewide.

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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

RANKPLACESTATEPOPCZECH SHAREVS 2000

01Pend Oreille County, WAWA14,4571.5%–

02Kittitas County, WAWA48,8030.9%–

03Jefferson County, WAWA33,9700.8%–

04Klickitat County, WAWA24,3310.8%–

05Whitman County, WAWA48,5120.7%–

06Douglas County, WAWA46,4730.7%–

07Lincoln County, WAWA11,9820.7%–

08San Juan County, WAWA18,5770.7%–

09Wahkiakum County, WAWA4,8730.6%–

10Kitsap County, WAWA283,3740.6%–

11Chelan County, WAWA81,9410.5%–

12Spokane County, WAWA558,3440.5%–

13King County, WAWA2,344,9390.4%–

14Clallam County, WAWA78,2020.4%–

15Stevens County, WAWA49,6680.4%–

16Pierce County, WAWA946,2880.4%–

17Whatcom County, WAWA236,3920.4%–

18Snohomish County, WAWA870,6560.4%–

19Skagit County, WAWA132,9750.4%–

20Lewis County, WAWA88,0620.4%–

21Cowlitz County, WAWA114,8850.3%–

22Benton County, WAWA221,7220.3%–

23Clark County, WAWA532,1190.3%–

24Island County, WAWA85,6570.3%–

25Walla Walla County, WAWA62,3610.3%–

26Grant County, WAWA105,7270.3%–

27Thurston County, WAWA304,2610.3%–

28Okanogan County, WAWA45,2300.3%–

29Mason County, WAWA71,1650.2%–

30Pacific County, WAWA24,3570.2%–

31Franklin County, WAWA102,6120.2%–

32Yakima County, WAWA259,1850.1%–

33Adams County, WAWA21,4880.1%–

34Ferry County, WAWA7,5170.1%–

35Skamania County, WAWA12,6690.1%–

36Grays Harbor County, WAWA78,1440.1%–

37Asotin County, WAWA22,5450.0%–

38Garfield County, WAWA2,4160.0%–

SHOWING 1–38 OF 38

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