Ranking of New Mexico Counties By Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)
Updated on September 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the population of New Mexico (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 371,398. Among all New Mexico counties, Bernalillo County had the highest population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (104,898), followed by Doña Ana County (28,774), and Sandoval County (25,447).
The chart below shows the top 10 New Mexico counties, and the table below shows the ranking of all New Mexico counties.
You can see similar information for other educational attainments.
You can also see similar information for other states and for the United States.
You may also be interested in:
Related Topics: New Mexico ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of New Mexico Counties By Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
Items per page:
25
0 of 0
| Rank | County | Number of People |
|---|---|---|
| 1 | Bernalillo County | 104898 |
| 2 | Doña Ana County | 28774 |
| 3 | Sandoval County | 25447 |
| 4 | Santa Fe County | 25053 |
| 5 | San Juan County | 24190 |
| 6 | McKinley County | 16513 |
| 7 | Valencia County | 16308 |
| 8 | Lea County | 14128 |
| 9 | Otero County | 13082 |
| 10 | Eddy County | 12343 |
| 11 | Chaves County | 11058 |
| 12 | Rio Arriba County | 9735 |
| 13 | Curry County | 7251 |
| 14 | Taos County | 6951 |
| 15 | Cibola County | 5933 |
| 16 | Luna County | 5783 |
| 17 | Grant County | 5552 |
| 18 | San Miguel County | 4914 |
| 19 | Lincoln County | 4662 |
| 20 | Socorro County | 4382 |
| 21 | Torrance County | 3938 |
| 22 | Roosevelt County | 3504 |
| 23 | Sierra County | 3246 |
| 24 | Colfax County | 2907 |
| 25 | Quay County | 2498 |
| 26 | Guadalupe County | 1712 |
| 27 | Los Alamos County | 1327 |
| 28 | Mora County | 1320 |
| 29 | Union County | 1258 |
| 30 | Catron County | 1224 |
| 31 | Hidalgo County | 1118 |
| 32 | De Baca County | 273 |
| 33 | Harding County | 116 |