RANKING · 2010 CENSUS · 41 SHOWN OF 41

Highest Czech population share, Idaho counties · 2010

Idaho 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 41 counties in Idaho 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

01Minidoka County, IDID22,9111.3%–

02Blaine County, IDID25,5171.3%–

03Custer County, IDID4,6361.3%–

04Boundary County, IDID13,9971.0%–

05Clearwater County, IDID9,1180.8%–

06Latah County, IDID41,8420.8%–

07Lewis County, IDID3,7040.8%–

08Gooding County, IDID16,4460.7%–

09Ada County, IDID546,1410.7%–

10Kootenai County, IDID191,8640.7%–

11Twin Falls County, IDID97,5390.7%–

12Shoshone County, IDID14,1300.6%–

13Bingham County, IDID51,1530.6%–

14Elmore County, IDID29,4650.6%–

15Idaho County, IDID17,8740.5%–

16Bannock County, IDID91,5910.5%–

17Bear Lake County, IDID6,7270.5%–

18Butte County, IDID2,7830.5%–

19Nez Perce County, IDID42,9050.5%–

20Cassia County, IDID26,3970.4%–

21Bonner County, IDID54,4200.4%–

22Payette County, IDID27,8240.4%–

23Canyon County, IDID275,1230.4%–

24Owyhee County, IDID12,6610.3%–

25Bonneville County, IDID135,7710.3%–

26Valley County, IDID12,8310.3%–

27Power County, IDID8,2460.2%–

28Jefferson County, IDID35,2970.2%–

29Caribou County, IDID7,2520.2%–

30Fremont County, IDID14,2080.2%–

31Madison County, IDID55,1720.1%–

32Lemhi County, IDID8,4740.1%–

33Boise County, IDID8,5450.1%–

34Adams County, IDID5,0130.1%–

35Oneida County, IDID5,0850.1%–

36Lincoln County, IDID5,6030.1%–

37Gem County, IDID21,7730.1%–

38Benewah County, IDID10,5080.0%–

39Franklin County, IDID15,8890.0%–

40Jerome County, IDID26,3620.0%–

41Teton County, IDID13,2540.0%–

SHOWING 1–41 OF 41

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