Delaware public school districts ranked by the lowest county-wide student-to-teacher ratio. Counties need at least 3 schools and 1,000 students to qualify.
| # | County | State | Ratio |
|---|---|---|---|
| 1 | New Castle County | DE | 14.0:1 |
| 2 | Sussex County | DE | 14.7:1 |
| 3 | Kent County | DE | 16.7:1 |