RANKING · 2024 ACS · 44 SHOWN OF 44

Highest Swiss population share, Idaho counties

Idaho counties ranked by the share of all residents who are Swiss ancestry (2024 American Community Survey). A concentration measure: Swiss residents as a percentage of total population. This list covers the 44 counties in Idaho that qualify, ranked against each other statewide. The median across all 44 is 0.6%. Biggest climber in the top 100 since 2020: Boise County, ID, up 35 places to #7.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPSWISS SHAREVS 2010

01Bear Lake County, IDID6,7273.7%−3.8 pts

02▲2Jefferson County, IDID35,2972.2%+1.1 pts

03Camas County, IDID1,3162.0%–

04Clark County, IDID7831.8%+1.3 pts

05▼2Caribou County, IDID7,2521.7%−0.4 pts

06▲32Custer County, IDID4,6361.7%+0.5 pts

07▲35Boise County, IDID8,5451.2%+0.9 pts

08▲2Franklin County, IDID15,8891.2%+0.1 pts

09▲3Bannock County, IDID91,5911.2%0.0 pts

10▼3Idaho County, IDID17,8741.0%+0.2 pts

11▲19Valley County, IDID12,8310.9%−1.1 pts

12▲2Power County, IDID8,2460.8%+0.3 pts

13▼11Teton County, IDID13,2540.8%−3.4 pts

14▼9Madison County, IDID55,1720.8%−1.5 pts

15▼6Bonneville County, IDID135,7710.8%−0.3 pts

16▲1Fremont County, IDID14,2080.8%−1.7 pts

17▲2Bingham County, IDID51,1530.7%−0.4 pts

18▼5Blaine County, IDID25,5170.7%+0.5 pts

19▼8Boundary County, IDID13,9970.7%−1.9 pts

20▼14Oneida County, IDID5,0850.7%−0.5 pts

21▲7Latah County, IDID41,8420.6%−0.3 pts

22Ada County, IDID546,1410.6%−0.1 pts

23▼5Bonner County, IDID54,4200.5%−0.6 pts

24▼4Cassia County, IDID26,3970.5%−0.8 pts

25▼10Twin Falls County, IDID97,5390.5%0.0 pts

26▲3Lewis County, IDID3,7040.5%+0.1 pts

27▲6Gooding County, IDID16,4460.4%+0.3 pts

28▲7Canyon County, IDID275,1230.4%−0.1 pts

29▼21Payette County, IDID27,8240.3%−0.3 pts

30▲2Adams County, IDID5,0130.3%−0.2 pts

31▼10Gem County, IDID21,7730.3%−0.3 pts

32▲5Kootenai County, IDID191,8640.3%−0.2 pts

33▲6Clearwater County, IDID9,1180.3%+0.1 pts

34▲7Butte County, IDID2,7830.3%−0.1 pts

35▼19Lemhi County, IDID8,4740.3%−0.1 pts

36▲4Shoshone County, IDID14,1300.3%−0.2 pts

37▼14Minidoka County, IDID22,9110.2%−0.5 pts

38▼13Elmore County, IDID29,4650.2%+0.1 pts

39▼5Nez Perce County, IDID42,9050.2%−0.2 pts

40▼14Benewah County, IDID10,5080.2%−0.7 pts

41▼10Jerome County, IDID26,3620.2%−0.6 pts

42▼6Lincoln County, IDID5,6030.2%−0.3 pts

43▼19Owyhee County, IDID12,6610.2%0.0 pts

44▼17Washington County, IDID11,5830.2%−0.9 pts

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES