RANKING · 2010 CENSUS · 44 SHOWN OF 44

Largest foreign-born population, Idaho counties · 2010

Idaho counties with the most residents born outside the United States, as of the 2010 American Community Survey. Ranked by number of people, not share. This list covers the 44 counties in Idaho that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORN POPULATIONVS –

01Ada County, IDID546,14122,882–

02Canyon County, IDID275,12317,184–

03Twin Falls County, IDID97,5395,972–

04Bonneville County, IDID135,7715,274–

05Jerome County, IDID26,3623,602–

06Kootenai County, IDID191,8643,563–

07Blaine County, IDID25,5173,206–

08Bingham County, IDID51,1532,940–

09Bannock County, IDID91,5912,419–

10Cassia County, IDID26,3972,261–

11Gooding County, IDID16,4462,253–

12Elmore County, IDID29,4652,241–

13Minidoka County, IDID22,9112,186–

14Owyhee County, IDID12,6611,605–

15Latah County, IDID41,8421,438–

16Jefferson County, IDID35,2971,205–

17Bonner County, IDID54,4201,159–

18Madison County, IDID55,1721,116–

19Power County, IDID8,2461,009–

20Teton County, IDID13,254930–

21Payette County, IDID27,824875–

22Fremont County, IDID14,208862–

23Washington County, IDID11,583843–

24Gem County, IDID21,773807–

25Lincoln County, IDID5,603740–

26Nez Perce County, IDID42,905681–

27Franklin County, IDID15,889360–

28Boundary County, IDID13,997313–

29Clark County, IDID783289–

30Valley County, IDID12,831243–

31Idaho County, IDID17,874225–

32Caribou County, IDID7,252225–

33Shoshone County, IDID14,130167–

34Boise County, IDID8,545165–

35Clearwater County, IDID9,118161–

36Benewah County, IDID10,508116–

37Camas County, IDID1,316100–

38Lemhi County, IDID8,47494–

39Lewis County, IDID3,70480–

40Butte County, IDID2,78358–

41Custer County, IDID4,63651–

42Adams County, IDID5,01340–

43Bear Lake County, IDID6,72721–

44Oneida County, IDID5,0856–

SHOWING 1–44 OF 44

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UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS