RANKING · 2020 CENSUS · 42 SHOWN OF 42

Highest Swiss population share, Idaho counties · 2020

Idaho counties ranked by the share of all residents who are Swiss ancestry (2023 American Community Survey). A concentration measure: Swiss residents as a percentage of total population. This list covers the 42 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

RANKPLACESTATEPOPSWISS SHAREVS 2000

01Bear Lake County, IDID6,7275.2%–

02Teton County, IDID13,2544.2%–

03Caribou County, IDID7,2523.0%–

04Jefferson County, IDID35,2972.7%–

05Madison County, IDID55,1721.6%–

06Oneida County, IDID5,0851.6%–

07Idaho County, IDID17,8741.4%–

08Payette County, IDID27,8241.2%–

09Bonneville County, IDID135,7711.2%–

10Franklin County, IDID15,8891.2%–

11Boundary County, IDID13,9971.1%–

12Bannock County, IDID91,5911.0%–

13Blaine County, IDID25,5170.9%–

14Power County, IDID8,2460.8%–

15Twin Falls County, IDID97,5390.7%–

16Lemhi County, IDID8,4740.7%–

17Fremont County, IDID14,2080.7%–

18Bonner County, IDID54,4200.7%–

19Bingham County, IDID51,1530.6%–

20Cassia County, IDID26,3970.6%–

21Gem County, IDID21,7730.6%–

22Ada County, IDID546,1410.6%–

23Minidoka County, IDID22,9110.5%–

24Owyhee County, IDID12,6610.5%–

25Elmore County, IDID29,4650.5%–

26Benewah County, IDID10,5080.4%–

27Washington County, IDID11,5830.4%–

28Latah County, IDID41,8420.4%–

29Lewis County, IDID3,7040.4%–

30Valley County, IDID12,8310.4%–

31Jerome County, IDID26,3620.4%–

32Adams County, IDID5,0130.3%–

33Gooding County, IDID16,4460.3%–

34Nez Perce County, IDID42,9050.3%–

35Canyon County, IDID275,1230.3%–

36Lincoln County, IDID5,6030.3%–

37Kootenai County, IDID191,8640.2%–

38Custer County, IDID4,6360.2%–

39Clearwater County, IDID9,1180.2%–

40Shoshone County, IDID14,1300.2%–

41Butte County, IDID2,7830.2%–

42Boise County, IDID8,5450.1%–

SHOWING 1–42 OF 42

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