| The Well School | 5.9 |
Regular elementary or secondary | Pre-KG-9 | 96 | 5.7 | Nonsectarian |
| Hillsboro Christian School | 10.3 |
Regular elementary or secondary | Pre-KG-12 | 36 | 9.0 | Baptist |
| Dublin Christian Academy | 10.5 |
Regular elementary or secondary | KG-12 | 107 | 7.2 | Christian (no specific denomination) |
| Wediko Children's Services | 11.6 |
Special education | 6-11 | 35 | 7.0 | Nonsectarian |
| Milford Christian Academy | 14.3 |
Regular elementary or secondary | 1-12 | 39 | 9.1 | Christian (no specific denomination) |
| Hampshire Country School | 16.8 |
Regular elementary or secondary | 4-11 | 19 | 2.7 | Nonsectarian |
| Kids' Inn Of Amherst | 18.8 |
Early childhood program/child care center | Ungraded-Ungraded | 50 | 6.2 | Nonsectarian |
| The Contoocook School | 19.1 |
Special education | 6-12 | 17 | 3.9 | Nonsectarian |
| South Merrimack Christian Academy | 20.4 |
Regular elementary or secondary | Pre-KG-12 | 210 | 10.6 | Baptist |
| Mount Zion Christian Schools | 21.4 |
Regular elementary or secondary | Pre-KG-12 | 152 | 8.9 | Christian (no specific denomination) |
| The Derryfield School | 21.6 |
Regular elementary or secondary | 6-12 | 383 | 9.2 | Nonsectarian |
| Trinity Christian School | 22.3 |
Regular elementary or secondary | KG-12 | 232 | 12.7 | Christian (no specific denomination) |
| Cedarcrest | 22.4 |
Special education | KG-11 | 17 | 8.5 | Nonsectarian |
| Robert B Jolicoer School | 22.9 |
Special education | 3-12 | 154 | 9.6 | Nonsectarian |
| Immaculate Heart Of Mary School | 23.6 |
Regular elementary or secondary | 1-11 | 26 | 3.6 | Roman Catholic |
| Victory Baptist School | 24.5 |
Regular elementary or secondary | Pre-KG-12 | 75 | 9.4 | Baptist |
| Nashua Childrens Home | 24.7 |
Special education | Ungraded-Ungraded | 26 | 7.7 | Nonsectarian |
