RANKING · 2020 CENSUS · 44 SHOWN OF 44

Most college graduates, Idaho counties · 2020

Idaho counties with the most adults 25 and over holding a bachelor's degree or higher, as of the 2020 American Community Survey. Ranked by number of graduates, not the share. This list covers the 44 counties in Idaho that qualify, ranked against each other statewide. The median across all 44 is 1,801.

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SAME RANKING BYCities States Metros

RELATEDMost educated Least educated Most graduate degrees Fewest graduate degrees

RANKPLACESTATEPOPCOLLEGE GRADUATESVS –

01Ada County, IDID546,141127,431–

02Kootenai County, IDID191,86429,968–

03Canyon County, IDID275,12327,997–

04Bonneville County, IDID135,77121,956–

05Bannock County, IDID91,59114,907–

06Twin Falls County, IDID97,53912,814–

07Latah County, IDID41,84210,213–

08Bonner County, IDID54,4208,871–

09Nez Perce County, IDID42,9056,819–

10Madison County, IDID55,1726,474–

11Blaine County, IDID25,5176,380–

12Bingham County, IDID51,1535,712–

13Jefferson County, IDID35,2974,240–

14Elmore County, IDID29,4653,520–

15Teton County, IDID13,2543,283–

16Cassia County, IDID26,3972,780–

17Valley County, IDID12,8312,631–

18Payette County, IDID27,8242,561–

19Idaho County, IDID17,8742,529–

20Gem County, IDID21,7732,339–

21Jerome County, IDID26,3622,168–

22Minidoka County, IDID22,9111,801–

23Boise County, IDID8,5451,706–

24Fremont County, IDID14,2081,685–

25Gooding County, IDID16,4461,664–

26Boundary County, IDID13,9971,504–

27Lemhi County, IDID8,4741,419–

28Franklin County, IDID15,8891,396–

29Washington County, IDID11,5831,362–

30Clearwater County, IDID9,1181,176–

31Benewah County, IDID10,5081,164–

32Shoshone County, IDID14,130976–

33Owyhee County, IDID12,661959–

34Custer County, IDID4,636918–

35Caribou County, IDID7,252789–

36Power County, IDID8,246741–

37Bear Lake County, IDID6,727731–

38Oneida County, IDID5,085630–

39Adams County, IDID5,013620–

40Lewis County, IDID3,704526–

41Lincoln County, IDID5,603381–

42Butte County, IDID2,783337–

43Camas County, IDID1,316175–

44Clark County, IDID78394–

SHOWING 1–44 OF 44

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