RANKING · 2010 CENSUS · 64 SHOWN OF 64

Least educated, Colorado counties · 2010

Colorado counties with the smallest share of adults 25+ holding a bachelor's degree or higher (2023 ACS). This list covers the 64 counties in Colorado that qualify, ranked against each other statewide.

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SAME RANKING BYCities States Metros ZIP codes

YEAR1990 2000 2010 2020 2024

RANKPLACESTATEPOPBACHELOR'S DEGREE OR HIGHERVS 2000

01Crowley County, COCO5,67712.2%+2%

02Sedgwick County, COCO2,24712.7%−5%

03Bent County, COCO5,71613.2%+15%

04Costilla County, COCO3,67914.3%+12%

05Morgan County, COCO30,30614.6%+8%

06Kit Carson County, COCO7,06914.9%−3%

07Dolores County, COCO2,46614.9%+10%

08Moffat County, COCO13,12214.9%+20%

09Lincoln County, COCO5,64515.3%+15%

10Otero County, COCO17,68315.4%−0%

11Phillips County, COCO4,42016.0%−20%

12Fremont County, COCO50,03916.2%+20%

13Yuma County, COCO9,89617.8%+14%

14Logan County, COCO20,65418.0%+24%

15Delta County, COCO32,17818.3%+4%

16Prowers County, COCO11,88418.3%+54%

17Washington County, COCO4,73218.3%+28%

18Cheyenne County, COCO1,71318.5%+30%

19Conejos County, COCO7,52918.7%+30%

20Baca County, COCO3,34719.0%+35%

21Rio Grande County, COCO11,08719.2%+2%

22Las Animas County, COCO14,39119.3%+19%

23Saguache County, COCO6,73219.4%−1%

24Kiowa County, COCO1,41220.1%+24%

25Adams County, COCO554,66820.3%+17%

26Lake County, COCO7,55220.7%+6%

27Pueblo County, COCO169,27720.9%+14%

28Jackson County, COCO1,21121.7%+9%

29Montrose County, COCO44,59122.3%+20%

30Rio Blanco County, COCO6,68322.7%+16%

31Garfield County, COCO63,47424.4%+3%

32Weld County, COCO378,42625.4%+17%

33Mesa County, COCO162,84525.4%+16%

34Montezuma County, COCO26,67826.5%+27%

35Alamosa County, COCO16,68826.6%−2%

36Huerfano County, COCO7,01127.2%+68%

37Grand County, COCO16,49628.8%−17%

38Custer County, COCO5,59029.2%+9%

39Elbert County, COCO30,53429.2%+10%

40San Juan County, COCO81330.8%−30%

41Teller County, COCO24,75631.0%−2%

42Park County, COCO18,31432.6%+8%

43Chaffee County, COCO20,83133.3%+37%

44Gilpin County, COCO6,07333.7%+8%

45El Paso County, COCO757,04034.9%+10%

46Arapahoe County, COCO673,82037.9%+2%

47Archuleta County, COCO14,30639.0%+34%

48Mineral County, COCO91039.1%+25%

49Jefferson County, COCO580,45139.3%+8%

50Denver County, COCO740,61340.1%+16%

51La Plata County, COCO56,89840.6%+12%

52Ouray County, COCO5,26541.3%+12%

53Clear Creek County, COCO8,99441.6%+7%

54Hinsdale County, COCO75342.0%+20%

55Larimer County, COCO377,29242.5%+8%

56Broomfield County, COCO79,17444.4%–

57Routt County, COCO25,32945.6%+7%

58Gunnison County, COCO17,43945.8%+5%

59Eagle County, COCO54,29145.9%+8%

60San Miguel County, COCO7,75348.8%+1%

61Summit County, COCO31,51749.9%+3%

62Douglas County, COCO399,39654.4%+5%

63Boulder County, COCO328,56057.0%+9%

64Pitkin County, COCO16,62559.7%+5%

SHOWING 1–64 OF 64

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