RANKING · 2020 CENSUS · 44 SHOWN OF 44

Most foreign-born residents, Idaho counties · 2020

Idaho counties ranked by the share of residents born outside the US (2023 ACS). This list covers the 44 counties in Idaho that qualify, ranked against each other statewide.

IdahoAll states All rankings

SAME RANKING BYCities States Metros ZIP codes

RELATEDOldest by median age Youngest by median age Highest uninsured rate Most women Most men Highest disability rate

YEAR2010 2020 2024

RANKPLACESTATEPOPFOREIGN-BORNVS 2000

01Clark County, IDID78326.0%–

02Jerome County, IDID26,36216.7%–

03Lincoln County, IDID5,60316.5%–

04Blaine County, IDID25,51715.6%–

05Minidoka County, IDID22,91115.4%–

06Power County, IDID8,24614.6%–

07Gooding County, IDID16,44613.9%–

08Elmore County, IDID29,46510.4%–

09Owyhee County, IDID12,6619.1%–

10Cassia County, IDID26,3979.0%–

11Twin Falls County, IDID97,5399.0%–

12Canyon County, IDID275,1237.9%–

13Teton County, IDID13,2547.9%–

14Washington County, IDID11,5837.5%–

15Payette County, IDID27,8246.7%–

16Fremont County, IDID14,2086.7%–

17Ada County, IDID546,1415.7%–

18Bingham County, IDID51,1535.0%–

19Latah County, IDID41,8425.0%–

20Bonneville County, IDID135,7714.9%–

21Caribou County, IDID7,2524.7%–

22Madison County, IDID55,1724.6%–

23Gem County, IDID21,7734.3%–

24Clearwater County, IDID9,1184.1%–

25Oneida County, IDID5,0854.0%–

26Boundary County, IDID13,9974.0%–

27Boise County, IDID8,5453.7%–

28Jefferson County, IDID35,2973.6%–

29Bannock County, IDID91,5913.6%–

30Camas County, IDID1,3163.1%–

31Bonner County, IDID54,4202.6%–

32Bear Lake County, IDID6,7272.4%–

33Kootenai County, IDID191,8642.3%–

34Franklin County, IDID15,8892.3%–

35Lemhi County, IDID8,4742.1%–

36Nez Perce County, IDID42,9051.9%–

37Lewis County, IDID3,7041.8%–

38Shoshone County, IDID14,1301.2%–

39Benewah County, IDID10,5081.2%–

40Idaho County, IDID17,8741.2%–

41Valley County, IDID12,8311.1%–

42Adams County, IDID5,0130.9%–

43Custer County, IDID4,6360.4%–

44Butte County, IDID2,7830.2%–

SHOWING 1–44 OF 44

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UPDATED 2026-06-02 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES