| Bishop Guertin High School
| Nashua | NH | 9th-12th | none | Coed | 886 | Roman Catholic |
| Brooks School
| North Andover | MA | 9th-12th | 9th-12th | Coed | 370 | Episcopal |
| Central Catholic High School
| Lawrence | MA | 9th-12th | none | Coed | 1340 | Roman Catholic |
| Coe-Brown Northwood Academy
| Northwood | NH | 9th-12th | none | Coed | 707 | None |
| Derryfield School
| Manchester | NH | 6th-12th | none | Coed | 383 | None |
| Notre Dame High School
| Lawrence | MA | 9th-12th | none | Coed | 230 | Roman Catholic |
| Phillips Academy Andover
4.7/5
based on 26 student review(s) | Andover | MA | 9th-PG | 9th-PG | Coed | 1109 | None |
| Phillips Exeter Academy
4.7/5
based on 26 student review(s) | Exeter | NH | 9th-PG | 9th-PG | Coed | 1063 | None |
| Pingree School
| South Hamilton | MA | 9th-12th | none | Coed | 330 | None |
| Portsmouth Christian Academy
| Dover | NH | PK-12th | none | Coed | 624 | None |
| Presentation of Mary Academy
| Methuen | MA | 9th-12th | none | Coed | 177 | Roman Catholic |
| St. John's Preparatory School
5/5
based on 1 student review(s) | Danvers | MA | 9th-12th | none | Boys only | 1200 | Roman Catholic |
| St. Thomas Aquinas High School
| Dover | NH | 9th-12th | none | Coed | 721 | Roman Catholic |
| Trinity High School
| Manchester | NH | 9th-12th | none | Coed | 409 | Roman Catholic |
| Waring School
| Beverly | MA | 6th-12th | none | Coed | 150 | None |