| St Ann's Home Inc | 3.0 |
Special education | Ungraded-Ungraded | 122 | 6.7 | Nonsectarian |
| Bradford Christian Academy | 5.9 |
Regular elementary or secondary | 6-12 | 65 | 7.4 | Christian (no specific denomination) |
| Melmark New England | 6.1 |
Special education | Ungraded-Ungraded | 108 | 1.5 | Nonsectarian |
| Riverside School | 8.8 |
Special education | 2-12 | 34 | 4.9 | Nonsectarian |
| The Pike School | 8.9 |
Regular elementary or secondary | Pre-KG-9 | 418 | 9.1 | Nonsectarian |
| Lighthouse School | 10.7 |
Special education | Pre-KG-12 | 220 | 6.7 | Nonsectarian |
| Merrimack Schools | 11.8 |
Alternative/other | 5-12 | 55 | 2.5 | Nonsectarian |
| Nashoba Learning Group | 16.0 |
Special education | Pre-KG-11 | 40 | 0.8 | Nonsectarian |
| Harbor Schools & Family Services | 16.7 |
Special education | Ungraded-Ungraded | 31 | 4.4 | Nonsectarian |
| Clark School | 17.1 |
Special program emphasis | KG-10 | 69 | 7.2 | Nonsectarian |
| Sparhawk School | 17.5 |
Montessori | KG-12 | 165 | 6.1 | Nonsectarian |
| Open Bible Academy | 17.7 |
Regular elementary or secondary | Pre-KG-12 | 71 | 6.2 | Christian (no specific denomination) |
| Covenant Christian Academy | 17.9 |
Regular elementary or secondary | Pre-KG-10 | 186 | 6.1 | Christian (no specific denomination) |
| Pepperell Christian Academy | 19.2 |
Regular elementary or secondary | Pre-KG-12 | 29 | 5.5 | Baptist |
| The Fenn School | 19.6 |
Regular elementary or secondary | 4-9 | 304 | 8.2 | Nonsectarian |
| Edgewood Elementary School/gba | 20.1 |
Regular elementary or secondary | Pre-KG-12 | 94 | 8.9 | Seventh-Day Adventist |
| Seven Hills At Groton | 20.2 |
Special education | 1-12 | 25 | 8.3 | Nonsectarian |
| Beacon Christian Academy | 20.2 |
Regular elementary or secondary | Pre-KG-9 | 133 | 15.8 | Christian (no specific denomination) |
| Shore Country Day School | 20.8 |
Regular elementary or secondary | Pre-KG-9 | 433 | 7.5 | Nonsectarian |
| Lexington Christian Academy | 21.2 |
Regular elementary or secondary | 6-12 | 345 | 9.9 | Christian (no specific denomination) |
| Melrose Montessori School | 21.2 |
Montessori | Ungraded-Ungraded | 41 | 10.2 | Nonsectarian |
| Beverly School For The Deaf | 21.2 |
Special education | Ungraded-Ungraded | 37 | 3.7 | Nonsectarian |
| Germaine Lawrence | 22.3 |
Alternative/other | 6-12 | 50 | 4.5 | Nonsectarian |
| Community Therapeutic Day School Inc | 22.3 |
Special education | Ungraded-Ungraded | 30 | 2.6 | Nonsectarian |
| Cotting School | 22.4 |
Special education | Ungraded-Ungraded | 119 | 4.8 | Nonsectarian |
| The Waring School | 22.6 |
Regular elementary or secondary | 6-12 | 145 | 6.4 | Nonsectarian |
| Mary Mcleod Bethune Institute | 23.1 |
Special program emphasis | 3-12 | 45 | 8.0 | Nonsectarian |
| New England Christian Academy | 23.2 |
Regular elementary or secondary | KG-10 | 15 | 6.2 | Christian (no specific denomination) |
| Dearborn Academy | 23.6 |
Special education | 3-12 | 110 | 1.4 | Nonsectarian |
| Landmark School | 23.8 |
Special education | Pre-KG-12 | 442 | 2.3 | Nonsectarian |
| Solarterre-e-em Child Growing Center | 23.8 |
Alternative/other | Ungraded-Ungraded | 37 | 6.2 | Nonsectarian |
| The Greenhouse School | 23.8 |
Alternative/other | Ungraded-Ungraded | 37 | 6.2 | Nonsectarian |
| International School Of Boston | 24.0 |
Regular elementary or secondary | Pre-KG-12 | 452 | 4.1 | Nonsectarian |
| Protestant Guild Learning Center | 24.6 |
Special education | 5-12 | 38 | 2.3 | Nonsectarian |
| Protestant Guild For Human Services | 24.6 |
Special education | Ungraded-Ungraded | 60 | 6.1 | Nonsectarian |
| Seven Hills Academy | 24.7 |
Special education | 4-12 | 60 | 14.6 | Nonsectarian |
| Willow Hill School | 24.8 |
Special education | 6-12 | 60 | 3.4 | Nonsectarian |
