RANKING · 2024 ACS · 38 SHOWN OF 38

Most segregated, Idaho counties

Idaho counties ranked by the CensusEasy Segregation Score, the White vs non-White index of dissimilarity across census tracts (2024 ACS). Higher means residents are more sorted into separate neighborhoods. This list covers the 38 counties in Idaho that qualify, ranked against each other statewide.

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RELATEDLargest foreign-born population Most residents with a disability Largest veteran population Most uninsured people Largest senior population Most unmarried people

RANKPLACESTATEPOPSEGREGATION SCOREVS 2020

01Benewah County, IDID10,50834−4%

02Blaine County, IDID25,51732+14%

03Valley County, IDID12,83127−29%

04Nez Perce County, IDID42,90526−23%

05Bingham County, IDID51,15323−27%

06Boise County, IDID8,54523+81%

07Canyon County, IDID275,12322−4%

08Kootenai County, IDID191,86421−33%

09Cassia County, IDID26,39721−17%

10Bonneville County, IDID135,77121−25%

11Jerome County, IDID26,36221+14%

12Bannock County, IDID91,59121−12%

13Fremont County, IDID14,20819+108%

14Latah County, IDID41,84219−5%

15Teton County, IDID13,25419−28%

16Ada County, IDID546,14119−18%

17Gooding County, IDID16,44618−37%

18Twin Falls County, IDID97,53918−15%

19Gem County, IDID21,77317−9%

20Power County, IDID8,24616−3%

21Jefferson County, IDID35,29716−27%

22Bonner County, IDID54,42016−15%

23Adams County, IDID5,01316+61%

24Bear Lake County, IDID6,72716+24%

25Madison County, IDID55,17216−28%

26Caribou County, IDID7,25216+11%

27Idaho County, IDID17,87415−6%

28Payette County, IDID27,82415+46%

29Elmore County, IDID29,46515+3%

30Washington County, IDID11,58314−30%

31Minidoka County, IDID22,9119−18%

32Lewis County, IDID3,7049−54%

33Clearwater County, IDID9,1189−56%

34Lemhi County, IDID8,4747−69%

35Owyhee County, IDID12,6616−61%

36Boundary County, IDID13,9975−76%

37Franklin County, IDID15,8895−78%

38Shoshone County, IDID14,1303−72%

SHOWING 1–38 OF 38

Download CSV (full list, 38 rows)How this score is calculated

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES