RANKING · 2020 CENSUS · 44 SHOWN OF 44

Highest English population share, Idaho counties · 2020

Idaho counties ranked by the share of all residents who are English ancestry (2023 American Community Survey). A concentration measure: English residents as a percentage of total population. This list covers the 44 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

RANKPLACESTATEPOPENGLISH SHAREVS 2000

01Oneida County, IDID5,08533.5%–

02Madison County, IDID55,17230.5%–

03Franklin County, IDID15,88928.3%–

04Custer County, IDID4,63627.7%–

05Bear Lake County, IDID6,72727.6%–

06Caribou County, IDID7,25226.5%–

07Jefferson County, IDID35,29726.5%–

08Fremont County, IDID14,20825.5%–

09Cassia County, IDID26,39722.7%–

10Butte County, IDID2,78322.5%–

11Valley County, IDID12,83121.7%–

12Clark County, IDID78321.5%–

13Bannock County, IDID91,59120.2%–

14Bonneville County, IDID135,77119.9%–

15Ada County, IDID546,14119.7%–

16Bingham County, IDID51,15319.4%–

17Lemhi County, IDID8,47418.8%–

18Teton County, IDID13,25417.5%–

19Gem County, IDID21,77316.3%–

20Power County, IDID8,24615.2%–

21Washington County, IDID11,58314.4%–

22Twin Falls County, IDID97,53914.3%–

23Latah County, IDID41,84214.3%–

24Bonner County, IDID54,42014.1%–

25Canyon County, IDID275,12314.0%–

26Owyhee County, IDID12,66113.7%–

27Elmore County, IDID29,46513.3%–

28Kootenai County, IDID191,86413.1%–

29Shoshone County, IDID14,13013.0%–

30Minidoka County, IDID22,91112.8%–

31Adams County, IDID5,01312.6%–

32Payette County, IDID27,82412.3%–

33Gooding County, IDID16,44612.3%–

34Boise County, IDID8,54511.9%–

35Camas County, IDID1,31611.6%–

36Boundary County, IDID13,99711.5%–

37Clearwater County, IDID9,11811.1%–

38Idaho County, IDID17,87410.9%–

39Benewah County, IDID10,50810.2%–

40Lincoln County, IDID5,60310.1%–

41Lewis County, IDID3,70410.0%–

42Nez Perce County, IDID42,90510.0%–

43Jerome County, IDID26,3629.1%–

44Blaine County, IDID25,5176.7%–

SHOWING 1–44 OF 44

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