RANKING · 2024 ACS · 42 SHOWN OF 42

Highest British population share, Idaho counties

Idaho counties ranked by the share of all residents who are British ancestry (2023 American Community Survey). A concentration measure: British 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

RANKPLACESTATEPOPBRITISH SHAREVS 2000

01Madison County, IDID55,1721.3%–

02Bonneville County, IDID135,7711.0%–

03Valley County, IDID12,8311.0%–

04Bingham County, IDID51,1531.0%–

05Bonner County, IDID54,4200.9%–

06Bannock County, IDID91,5910.8%–

07Ada County, IDID546,1410.7%–

08Nez Perce County, IDID42,9050.6%–

09Boundary County, IDID13,9970.6%–

10Teton County, IDID13,2540.6%–

11Blaine County, IDID25,5170.6%–

12Oneida County, IDID5,0850.5%–

13Clearwater County, IDID9,1180.5%–

14Custer County, IDID4,6360.5%–

15Elmore County, IDID29,4650.5%–

16Canyon County, IDID275,1230.5%–

17Clark County, IDID7830.5%–

18Cassia County, IDID26,3970.4%–

19Gem County, IDID21,7730.4%–

20Twin Falls County, IDID97,5390.4%–

21Franklin County, IDID15,8890.4%–

22Kootenai County, IDID191,8640.4%–

23Shoshone County, IDID14,1300.4%–

24Minidoka County, IDID22,9110.4%–

25Jefferson County, IDID35,2970.4%–

26Camas County, IDID1,3160.4%–

27Latah County, IDID41,8420.4%–

28Fremont County, IDID14,2080.3%–

29Boise County, IDID8,5450.3%–

30Butte County, IDID2,7830.3%–

31Jerome County, IDID26,3620.3%–

32Caribou County, IDID7,2520.3%–

33Lincoln County, IDID5,6030.3%–

34Idaho County, IDID17,8740.2%–

35Lemhi County, IDID8,4740.2%–

36Lewis County, IDID3,7040.2%–

37Owyhee County, IDID12,6610.2%–

38Washington County, IDID11,5830.1%–

39Payette County, IDID27,8240.1%–

40Gooding County, IDID16,4460.1%–

41Benewah County, IDID10,5080.1%–

42Bear Lake County, IDID6,7270.1%–

SHOWING 1–42 OF 42

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