Ranking of Arizona Counties By Percentage of 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 percentage of the population of Arizona (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 23.49%. Among all Arizona counties, Mohave County had the highest percentage of its population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (34.31%), followed by La Paz County (33.96%), and Greenlee County (32.58%).
The chart below shows the top 10 Arizona counties, and the table below shows the ranking of all Arizona 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: Arizona ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of Arizona Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
Items per page:
25
0 of 0
| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Mohave County | 34.31 |
| 2 | La Paz County | 33.96 |
| 3 | Greenlee County | 32.58 |
| 4 | Apache County | 31.04 |
| 5 | Pinal County | 30.44 |
| 6 | Graham County | 29.62 |
| 7 | Navajo County | 29.50 |
| 8 | Gila County | 28.48 |
| 9 | Yuma County | 26.64 |
| 10 | Santa Cruz County | 26.06 |
| 11 | Yavapai County | 25.15 |
| 12 | Cochise County | 24.37 |
| 13 | Maricopa County | 22.02 |
| 14 | Pima County | 21.40 |
| 15 | Coconino County | 21.28 |