RANKING · 2020 CENSUS · 44 SHOWN OF 44

Most uninsured people, Idaho counties · 2020

Idaho counties with the most residents lacking health insurance, as of the 2020 American Community Survey. Ranked by number of people, not the uninsured rate. This list covers the 44 counties in Idaho that qualify, ranked against each other statewide. The median across all 44 is 2,242.

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SAME RANKING BYCities States Metros

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

RANKPLACESTATEPOPUNINSURED RESIDENTSVS –

01Ada County, IDID546,14135,883–

02Canyon County, IDID275,12329,255–

03Kootenai County, IDID191,86416,674–

04Bonneville County, IDID135,77110,141–

05Twin Falls County, IDID97,5398,952–

06Bannock County, IDID91,5916,877–

07Bingham County, IDID51,1534,820–

08Jerome County, IDID26,3624,385–

09Bonner County, IDID54,4204,335–

10Nez Perce County, IDID42,9054,307–

11Minidoka County, IDID22,9113,839–

12Elmore County, IDID29,4653,441–

13Gem County, IDID21,7732,966–

14Latah County, IDID41,8422,816–

15Blaine County, IDID25,5172,723–

16Gooding County, IDID16,4462,695–

17Cassia County, IDID26,3972,604–

18Jefferson County, IDID35,2972,594–

19Owyhee County, IDID12,6612,573–

20Payette County, IDID27,8242,570–

21Madison County, IDID55,1722,353–

22Boundary County, IDID13,9972,242–

23Idaho County, IDID17,8742,069–

24Shoshone County, IDID14,1301,961–

25Fremont County, IDID14,2081,733–

26Washington County, IDID11,5831,478–

27Franklin County, IDID15,8891,442–

28Valley County, IDID12,8311,253–

29Teton County, IDID13,2541,115–

30Clearwater County, IDID9,1181,098–

31Power County, IDID8,2461,094–

32Boise County, IDID8,5451,044–

33Benewah County, IDID10,5081,028–

34Lincoln County, IDID5,603939–

35Lemhi County, IDID8,474786–

36Caribou County, IDID7,252756–

37Lewis County, IDID3,704521–

38Adams County, IDID5,013459–

39Oneida County, IDID5,085372–

40Bear Lake County, IDID6,727352–

41Butte County, IDID2,783316–

42Custer County, IDID4,636257–

43Clark County, IDID783232–

44Camas County, IDID1,316140–

SHOWING 1–44 OF 44

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