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 (2020 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. The median across all 44 is 14.3%.

English Americans: full group profile →

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPENGLISH SHAREVS 2010

01Oneida County, IDID5,08533.5%−4.8 pts

02Madison County, IDID55,17230.5%−5.4 pts

03Franklin County, IDID15,88928.3%−6.3 pts

04Custer County, IDID4,63627.7%−6.7 pts

05Bear Lake County, IDID6,72727.6%−9.5 pts

06Caribou County, IDID7,25226.5%−1.0 pts

07Jefferson County, IDID35,29726.5%−4.9 pts

08Fremont County, IDID14,20825.5%−4.4 pts

09Cassia County, IDID26,39722.7%+0.4 pts

10Butte County, IDID2,78322.5%−10.9 pts

11Valley County, IDID12,83121.7%+2.4 pts

12Clark County, IDID78321.5%+6.6 pts

13Bannock County, IDID91,59120.2%−3.1 pts

14Bonneville County, IDID135,77119.9%−3.5 pts

15Ada County, IDID546,14119.7%+3.8 pts

16Bingham County, IDID51,15319.4%−2.9 pts

17Lemhi County, IDID8,47418.8%−3.6 pts

18Teton County, IDID13,25417.5%−12.4 pts

19Gem County, IDID21,77316.3%−2.9 pts

20Power County, IDID8,24615.2%−1.5 pts

21Washington County, IDID11,58314.4%−5.6 pts

22Twin Falls County, IDID97,53914.3%−0.2 pts

23Latah County, IDID41,84214.3%−2.5 pts

24Bonner County, IDID54,42014.1%−1.1 pts

25Canyon County, IDID275,12314.0%+1.1 pts

26Owyhee County, IDID12,66113.7%+4.2 pts

27Elmore County, IDID29,46513.3%−0.2 pts

28Kootenai County, IDID191,86413.1%−0.8 pts

29Shoshone County, IDID14,13013.0%−0.5 pts

30Minidoka County, IDID22,91112.8%−4.0 pts

31Adams County, IDID5,01312.6%−5.3 pts

32Payette County, IDID27,82412.3%−0.9 pts

33Gooding County, IDID16,44612.3%+1.3 pts

34Boise County, IDID8,54511.9%−5.4 pts

35Camas County, IDID1,31611.6%−3.5 pts

36Boundary County, IDID13,99711.5%−1.3 pts

37Clearwater County, IDID9,11811.1%−2.7 pts

38Idaho County, IDID17,87410.9%−4.1 pts

39Benewah County, IDID10,50810.2%−4.3 pts

40Lincoln County, IDID5,60310.1%−7.2 pts

41Lewis County, IDID3,70410.0%−6.7 pts

42Nez Perce County, IDID42,90510.0%−3.6 pts

43Jerome County, IDID26,3629.1%−2.2 pts

44Blaine County, IDID25,5176.7%−12.1 pts

SHOWING 1–44 OF 44

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU DECENNIAL CENSUS