Ranking of Colorado Counties By Percentage of White Alone Population Aged 25 years and above with an Educational attainment of Less than High School Diploma in 2021 (ACS-5Yrs)
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the Colorado White Alone population (aged 25 years and above) who had an educational attainment of Less than High School Diploma was 5.63%. Among all Colorado counties, Prowers County had the highest percentage of its White Alone population (aged 25 years and above) with an educational attainment of Less than High School Diploma (14.70%), followed by Morgan County (14.42%), and Jackson County (14.18%).
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.
| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Prowers County | 14.70 |
| 2 | Morgan County | 14.42 |
| 3 | Jackson County | 14.18 |
| 4 | Costilla County | 13.22 |
| 5 | Crowley County | 12.84 |
| 6 | Saguache County | 12.44 |
| 7 | Otero County | 12.04 |
| 8 | Lake County | 11.97 |
| 9 | Adams County | 11.90 |
| 10 | Baca County | 11.78 |
| 11 | Bent County | 11.45 |
| 12 | Lincoln County | 11.03 |
| 13 | Sedgwick County | 10.83 |
| 14 | Phillips County | 10.52 |
| 15 | Delta County | 10.08 |
| 16 | Weld County | 9.86 |
| 17 | Kit Carson County | 9.74 |
| 18 | Conejos County | 9.30 |
| 19 | Yuma County | 9.29 |
| 20 | Fremont County | 9.15 |
| 21 | Montrose County | 8.84 |
| 22 | Montezuma County | 8.76 |
| 23 | Logan County | 8.45 |
| 24 | Las Animas County | 8.41 |
| 25 | Washington County | 8.36 |
| 26 | Rio Grande County | 8.26 |
| 27 | Alamosa County | 8.22 |
| 28 | Pueblo County | 8.01 |
| 29 | Mesa County | 7.74 |
| 30 | Moffat County | 7.72 |
| 31 | Rio Blanco County | 7.71 |
| 32 | Garfield County | 7.14 |
| 33 | Denver County | 6.42 |
| 34 | Cheyenne County | 6.35 |
| 35 | Gilpin County | 5.91 |
| 36 | Eagle County | 5.41 |
| 37 | Huerfano County | 5.05 |
| 38 | Grand County | 4.93 |
| 39 | Arapahoe County | 4.68 |
| 40 | Summit County | 4.51 |
| 41 | El Paso County | 4.30 |
| 42 | Dolores County | 4.16 |
| 43 | Chaffee County | 4.09 |
| 44 | Hinsdale County | 4.04 |
| 45 | Jefferson County | 4.03 |
| 46 | San Juan County | 3.63 |
| 47 | Archuleta County | 3.46 |
| 48 | Larimer County | 3.11 |
| 49 | Boulder County | 2.95 |
| 50 | Kiowa County | 2.87 |
| 51 | La Plata County | 2.78 |
| 51 | Routt County | 2.78 |
| 52 | Clear Creek County | 2.71 |
| 53 | Elbert County | 2.68 |
| 54 | Pitkin County | 2.39 |
| 55 | Broomfield County | 2.10 |
| 55 | Park County | 2.10 |
| 56 | Teller County | 2.01 |
| 57 | Mineral County | 1.76 |
| 58 | Gunnison County | 1.74 |
| 59 | Custer County | 1.69 |
| 60 | Ouray County | 1.46 |
| 61 | San Miguel County | 1.44 |
| 62 | Douglas County | 1.43 |