Maine 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 | Cumberland County | ME | 38,224 |
| 2 | York County | ME | 24,364 |
| 3 | Penobscot County | ME | 18,646 |
| 4 | Kennebec County | ME | 15,649 |
| 5 | Androscoggin County | ME | 15,588 |
| 6 | Aroostook County | ME | 8,529 |
| 7 | Oxford County | ME | 7,913 |
| 8 | Somerset County | ME | 6,044 |
| 9 | Hancock County | ME | 5,938 |
| 10 | Sagadahoc County | ME | 4,971 |
| 11 | Knox County | ME | 4,217 |
| 12 | Franklin County | ME | 4,162 |
| 13 | Waldo County | ME | 3,843 |
| 14 | Washington County | ME | 3,703 |
| 15 | Lincoln County | ME | 3,450 |
| 16 | Piscataquis County | ME | 1,897 |