Ranking of Colorado Counties By Percentage of Black or African American Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)

Updated on September 5, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Colorado Black or African American Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 9.17%. Among all Colorado counties, Morgan County had the highest percentage of its Black or African American Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (47.24%), followed by Huerfano County (33.33%), and Montrose County (32.14%).

The chart below shows the top 10 Colorado counties, and the table below shows the ranking of all Colorado counties.

You can see similar information for other educational attainments, and for other races and ethnicities.

You can also see similar information for other states and for the United States.

Ranking of Colorado Counties By Percentage of Black or African American Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
Morgan County
Huerfano County
Montrose County
Summit County
Delta County
Gilpin County
Garfield County
Park County
Weld County
Fremont County
Ranking of Colorado Counties By Percentage of Black or African American Alone Population (Aged 25yrs+) with an Educational Attainment of Less than High School Diploma in 2021
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Rank County Percentage of Population (Aged 25yrs+) (%)
1 Morgan County 47.24
2 Huerfano County 33.33
3 Montrose County 32.14
4 Summit County 28.30
5 Delta County 23.61
6 Gilpin County 23.53
7 Garfield County 22.91
8 Park County 21.74
9 Weld County 20.35
10 Fremont County 19.01
11 Bent County 17.97
12 Eagle County 17.86
13 Rio Grande County 17.65
14 Mineral County 16.67
15 Teller County 14.88
16 La Plata County 14.52
17 Lincoln County 13.68
18 Boulder County 13.11
19 Washington County 12.82
20 Pueblo County 12.07
21 Gunnison County 11.11
22 Adams County 10.45
23 Mesa County 10.35
24 Denver County 10.17
25 Jefferson County 9.59
26 Arapahoe County 9.44
27 Chaffee County 7.78
28 Larimer County 5.80
29 Alamosa County 4.93
30 El Paso County 4.83
31 Broomfield County 4.24
32 Yuma County 3.41
33 Douglas County 3.26
34 Crowley County 2.10
35 Archuleta County 0.00
35 Baca County 0.00
35 Cheyenne County 0.00
35 Clear Creek County 0.00
35 Elbert County 0.00
35 Grand County 0.00
35 Hinsdale County 0.00
35 Jackson County 0.00
35 Kiowa County 0.00
35 Lake County 0.00
35 Las Animas County 0.00
35 Logan County 0.00
35 Moffat County 0.00
35 Montezuma County 0.00
35 Otero County 0.00
35 Ouray County 0.00
35 Pitkin County 0.00
35 Prowers County 0.00
35 Rio Blanco County 0.00
35 Routt County 0.00
35 Saguache County 0.00
35 San Miguel County 0.00
35 Sedgwick County 0.00