Arizona public school districts ranked by total public school enrollment across every school in the county. Counties need at least 3 schools and 1,000 students to qualify.
| # | County | State | Students |
|---|---|---|---|
| 1 | Maricopa County | AZ | 725,139 |
| 2 | Pima County | AZ | 140,692 |
| 3 | Pinal County | AZ | 63,837 |
| 4 | Yuma County | AZ | 38,800 |
| 5 | Yavapai County | AZ | 23,538 |
| 6 | Mohave County | AZ | 23,396 |
| 7 | Navajo County | AZ | 19,662 |
| 8 | Cochise County | AZ | 18,288 |
| 9 | Coconino County | AZ | 18,262 |
| 10 | Apache County | AZ | 11,525 |
| 11 | Santa Cruz County | AZ | 10,432 |
| 12 | Gila County | AZ | 7,722 |
| 13 | Graham County | AZ | 6,927 |
| 14 | La Paz County | AZ | 2,203 |
| 15 | Greenlee County | AZ | 1,918 |