| Abington Friends School
| Jenkintown | PA | PK-12th | none | Coed | 708 | Quakers/Friends |
| Archbishop Wood High School
| Warminster | PA | 9th-12th | none | Coed | 1079 | Roman Catholic |
| Christian Brothers Academy
| Lincroft | NJ | 9th-12th | none | Boys only | 937 | Roman Catholic |
| Conwell-Egan Catholic High School
| Fairless Hills | PA | 9th-12th | none | Coed | 825 | Roman Catholic |
| Doane Academy
| Burlington | NJ | PK-12th | none | Coed | 195 | Episcopal |
| Father Judge High School
| Philadelphia | PA | 9th-12th | none | Boys only | 1293 | Roman Catholic |
| George School
3.8/5
based on 1 student review(s) | Newtown | PA | 9th-12th | 9th-12th | Coed | 530 | Quakers/Friends |
| Gill St. Bernard's School
| Gladstone | NJ | PK-12th | none | Coed | 676 | None |
| Holy Cross High School
| Delran | NJ | 9th-12th | none | Coed | 770 | Roman Catholic |
| Holy Ghost Preparatory School
| Bensalem | PA | 9th-12th | none | Boys only | 503 | Roman Catholic |
| Hun School of Princeton
4.2/5
based on 2 student review(s) | Princeton | NJ | 6th-PG | 9th-PG | Coed | 585 | None |
| Lawrenceville School
4.6/5
based on 21 student review(s) | Lawrenceville | NJ | 9th-PG | 9th-PG | Coed | 800 | None |
| Nazareth Academy High School
| Philadelphia | PA | 9th-12th | none | Girls only | 415 | Roman Catholic |
| Notre Dame High School
| Lawrenceville | NJ | 9th-12th | none | Coed | 1289 | Roman Catholic |
| Oak Knoll School of the Holy Child
| Summit | NJ | K-12th | none | Girls only | 550 | Roman Catholic |
| Peddie School
4.6/5
based on 9 student review(s) | Highstown | NJ | 9th-PG | 9th-PG | Coed | 515 | None |
| Pingry School
3.8/5
based on 1 student review(s) | Basking Ridge | NJ | K-12th | none | Coed | 1020 | None |
| Plumstead Christian School
| Plumsteadville | PA | K-12th | none | Coed | 391 | Non-Denominational Christian |
| Princeton Day School
4/5
based on 2 student review(s) | Princeton | NJ | PK-12th | none | Coed | 900 | Non-Denominational Christian |
| Saint Basil Academy
| Jenkintown | PA | 9th-12th | none | Girls only | 382 | Other |
| St. Hubert Catholic High School for Girls
| Philadelphia | PA | 9th-12th | none | Girls only | 792 | Roman Catholic |
| St. Joseph High School
| Metuchen | NJ | 9th-12th | none | Boys only | 823 | Roman Catholic |
| Stuart Country Day
| Princeton | NJ | PK-12th | none | Girls only | 552 | Roman Catholic |
| Villa Joseph Marie High School
| Holland | PA | 9th-12th | none | Girls only | 365 | Roman Catholic |
| Wardlaw-Hartridge School
| Edison | NJ | PK-12th | none | Coed | 446 | None |