Tennessee public school districts ranked by the highest county-wide student-to-teacher ratio. Counties need at least 3 schools and 1,000 students to qualify.
| # | County | State | Ratio |
|---|---|---|---|
| 1 | Davidson County | TN | 21.9:1 |
| 2 | Shelby County | TN | 21.1:1 |
| 3 | Montgomery County | TN | 15.5:1 |
| 4 | Hawkins County | TN | 15.2:1 |
| 5 | Carter County | TN | 12.2:1 |
| 6 | Overton County | TN | 10.0:1 |