| Mt Aetna Adventist Elementary School | 1.5 |
Regular elementary or secondary | Pre-KG-8 | 75 | 11.9 | Seventh-Day Adventist |
| Hagerstown Childrens School | 5.6 |
Montessori | Pre-KG-KG | 12 | 6.0 | Nonsectarian |
| St Mary Catholic School | 5.9 |
Regular elementary or secondary | KG-8 | 258 | 16.0 | Roman Catholic |
| Lucy School | 8.6 |
Special program emphasis | Pre-KG-2 | 27 | 10.8 | Nonsectarian |
| Citicorp Family Center | 9.4 |
Early childhood program/child care center | KG-KG | 19 | 9.5 | Nonsectarian |
| Middletown United Methodist Church Preschool And | 13.6 |
Early childhood program/child care center | Pre-KG-KG | 28 | 17.5 | Methodist |
| St John Regional Catholic School | 14.9 |
Regular elementary or secondary | Pre-KG-8 | 590 | 16.6 | Roman Catholic |
| The Goddard School Of Frederick | 15.2 |
Early childhood program/child care center | Pre-KG-KG | 15 | 15.0 | Nonsectarian |
| Church Of The Brethren Learning Center | 16.6 |
Early childhood program/child care center | Pre-KG-KG | 15 | 15.0 | Brethren |
| The Banner School | 16.7 |
Regular elementary or secondary | KG-8 | 203 | 8.2 | Nonsectarian |
| Frederick Adventist School | 17.1 |
Regular elementary or secondary | KG-8 | 78 | 12.4 | Seventh-Day Adventist |
| Frederick Country Day Montessori School | 17.1 |
Montessori | Pre-KG-KG | 11 | 0.7 | Nonsectarian |
| Calvary Weekday School | 17.3 |
Early childhood program/child care center | Pre-KG-KG | 18 | 4.7 | Methodist |
| Visitation Academy | 17.5 |
Regular elementary or secondary | Pre-KG-8 | 109 | 6.4 | Roman Catholic |
| Mother Seton Elementary School | 17.7 |
Regular elementary or secondary | Pre-KG-8 | 379 | 17.1 | Roman Catholic |
| Trinity School Of Frederick | 18.5 |
Regular elementary or secondary | KG-8 | 93 | 7.7 | Episcopal |
| St Thomas More Academy | 21.1 |
Regular elementary or secondary | Pre-KG-8 | 132 | 10.3 | Roman Catholic |
