RANKING · 2024 ACS · 37 SHOWN OF 37

Highest Canadian population share, Idaho counties

Idaho counties ranked by the share of all residents who are Canadian ancestry (2024 American Community Survey). A concentration measure: Canadian residents as a percentage of total population. This list covers the 37 counties in Idaho that qualify, ranked against each other statewide. The median across all 37 is 0.2%. Biggest climber in the top 100 since 2020: Cassia County, ID, up 32 places to #4.

Canadian Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPCANADIAN SHAREVS 2010

01Clark County, IDID7839.2%–

02▲2Nez Perce County, IDID42,9050.5%+0.3 pts

03▲3Blaine County, IDID25,5170.5%+0.2 pts

04▲32Cassia County, IDID26,3970.5%−0.2 pts

05▲10Shoshone County, IDID14,1300.4%+0.1 pts

06▼1Latah County, IDID41,8420.4%0.0 pts

07▲15Lemhi County, IDID8,4740.4%+0.3 pts

08▲9Bonneville County, IDID135,7710.4%−0.1 pts

09▲30Franklin County, IDID15,8890.4%+0.2 pts

10▲3Bingham County, IDID51,1530.3%+0.2 pts

11▲8Bannock County, IDID91,5910.2%−0.3 pts

12▲6Ada County, IDID546,1410.2%−0.1 pts

13▼5Boundary County, IDID13,9970.2%–

14▲23Butte County, IDID2,7830.2%+0.1 pts

15▼4Bonner County, IDID54,4200.2%−0.2 pts

16▲13Clearwater County, IDID9,1180.2%−0.1 pts

17▼14Madison County, IDID55,1720.2%+0.1 pts

18▼4Canyon County, IDID275,1230.2%0.0 pts

19▲2Payette County, IDID27,8240.2%+0.1 pts

20▲18Gooding County, IDID16,4460.2%−0.3 pts

21Washington County, IDID11,5830.2%−0.8 pts

22▼15Kootenai County, IDID191,8640.2%−0.3 pts

23▼13Fremont County, IDID14,2080.2%−0.1 pts

24▼1Caribou County, IDID7,2520.2%–

25▼16Twin Falls County, IDID97,5390.2%−0.1 pts

26Teton County, IDID13,2540.1%–

27▲4Benewah County, IDID10,5080.1%+0.1 pts

28▼1Elmore County, IDID29,4650.1%−0.2 pts

29▲5Jefferson County, IDID35,2970.1%+0.1 pts

30Custer County, IDID4,6360.1%–

31▲1Lewis County, IDID3,7040.1%0.0 pts

32▼4Valley County, IDID12,8310.1%−0.1 pts

33▼17Jerome County, IDID26,3620.1%−0.2 pts

34▼9Bear Lake County, IDID6,7270.1%−0.1 pts

35Gem County, IDID21,7730.1%0.0 pts

36▼16Boise County, IDID8,5450.0%−0.1 pts

37▼7Minidoka County, IDID22,9110.0%−0.1 pts

SHOWING 1–37 OF 37

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