| La Salle College High School | 1.8 |
Regular elementary or secondary | 9-12 | 1057 | 13.9 | Roman Catholic |
| St Basil Academy | 2.9 |
Regular elementary or secondary | 9-12 | 418 | 12.5 | Roman Catholic |
| Mount St Joseph Academy | 3.2 |
Regular elementary or secondary | 9-12 | 562 | 12.3 | Roman Catholic |
| The Crefeld School | 3.3 |
Regular elementary or secondary | 7-12 | 109 | 5.2 | Nonsectarian |
| Cardinal Dougherty High School | 3.8 |
Regular elementary or secondary | 9-12 | 884 | 19.7 | Roman Catholic |
| The Bridge School | 4.2 |
Regular elementary or secondary | 9-12 | 27 | 7.5 | Nonsectarian |
| Northeast Preparatory School | 4.9 |
Regular elementary or secondary | 7-12 | 103 | 6.6 | Nonsectarian |
| International Christian High School | 4.9 |
Regular elementary or secondary | 9-12 | 155 | 10.5 | Christian (no specific denomination) |
| Lakeside School | 5.4 |
Alternative/other | 7-12 | 101 | 4.5 | Nonsectarian |
| Stern Hebrew High School | 5.5 |
Regular elementary or secondary | 9-12 | 72 | 3.5 | Jewish |
| Little Flower Catholic High School | 5.6 |
Regular elementary or secondary | 9-12 | 694 | 19.8 | Roman Catholic |
| Academy Of The New Church Girls School | 5.7 |
Regular elementary or secondary | 9-12 | 113 | 5.8 | Other |
| Academy Of The New Church Boys School | 5.7 |
Regular elementary or secondary | 9-12 | 118 | 6.0 | Other |
| Delaware Valley High School-northeast | 5.8 |
Regular elementary or secondary | 9-12 | 53 | 15.1 | Nonsectarian |
| Revival Hill Christian High School | 5.9 |
Regular elementary or secondary | 9-12 | 23 | 3.6 | Christian (no specific denomination) |
| Mercy Voc High School | 6.3 |
Career/technical/vocational | 9-12 | 373 | 10.4 | Roman Catholic |
| Northeast Catholic High School | 7.0 |
Regular elementary or secondary | 9-12 | 676 | 18.1 | Roman Catholic |
| Middle Earth Academy | 7.6 |
Regular elementary or secondary | 8-12 | 42 | 7.0 | Nonsectarian |
| Father Judge High School | 7.7 |
Regular elementary or secondary | 9-12 | 1262 | 19.4 | Roman Catholic |
| Merion Mercy Academy | 7.7 |
Regular elementary or secondary | 9-12 | 491 | 12.8 | Roman Catholic |
| St Hubert Catholic High School For Girls | 7.9 |
Regular elementary or secondary | 9-12 | 919 | 20.4 | Roman Catholic |
| Student Ed Ctr-delaware Valley High School | 8.0 |
Alternative/other | 9-12 | 171 | 11.6 | Nonsectarian |
| Gwynedd Mercy Academy High School | 8.4 |
Regular elementary or secondary | 9-12 | 411 | 12.5 | Roman Catholic |
| St Joseph's Preparatory School | 8.5 |
Regular elementary or secondary | 9-12 | 964 | 16.2 | Roman Catholic |
| Archbishop Wood High School | 8.5 |
Regular elementary or secondary | 9-12 | 1156 | 20.9 | Roman Catholic |
| Philadelphia Academic School | 8.5 |
Regular elementary or secondary | 12-12 | 14 | 14.0 | African Methodist Episcopal |
| Philadelphia Mennonite High School | 8.6 |
Regular elementary or secondary | 9-12 | 105 | 11.1 | Mennonite |
| Talmudical Yeshiva Of Philadelphia | 8.7 |
Regular elementary or secondary | 9-12 | 106 | 14.9 | Jewish |
| Archbishop Ryan High School | 9.0 |
Regular elementary or secondary | 9-12 | 2071 | 19.6 | Roman Catholic |
| Kennedy Kenrick Catholic High School | 9.1 |
Regular elementary or secondary | 9-12 | 570 | 18.4 | Roman Catholic |
| Nazareth Academy High School | 9.1 |
Regular elementary or secondary | 9-12 | 487 | 11.5 | Roman Catholic |
| The Lincoln Center | 9.3 |
Alternative/other | 8-12 | 23 | 5.8 | Nonsectarian |
| Jw Hallahan Catholic Girls' High School | 9.3 |
Regular elementary or secondary | 9-12 | 603 | 20.1 | Roman Catholic |
| Roman Catholic High School | 9.4 |
Regular elementary or secondary | 9-12 | 946 | 20.5 | Roman Catholic |
| Westmeade Academy | 9.8 |
Special education | 9-12 | 30 | 6.0 | Nonsectarian |
| The Mill Creek School | 9.8 |
Alternative/other | 8-12 | 47 | 5.8 | Nonsectarian |
| Philadelphia Davidson School | 9.8 |
Special education | 9-12 | 19 | 3.9 | Nonsectarian |
| West Philadelphia Catholic High School | 9.9 |
Regular elementary or secondary | 9-12 | 538 | 17.1 | Roman Catholic |
| City Center Academy | 10.2 |
Regular elementary or secondary | 9-12 | 71 | 6.0 | Christian (no specific denomination) |
| Buxmont Academy - Trevose | 10.3 |
Alternative/other | 7-12 | 43 | 8.6 | Nonsectarian |
| Archbishop John Carroll High School | 10.8 |
Regular elementary or secondary | 9-12 | 893 | 22.6 | Roman Catholic |
| De La Salle Vocational School | 11.6 |
Alternative/other | 9-12 | 110 | 6.1 | Roman Catholic |
| Lansdale Catholic High School | 11.7 |
Regular elementary or secondary | 9-12 | 821 | 20.5 | Roman Catholic |
| Monsignor Bonner High School | 11.9 |
Regular elementary or secondary | 9-12 | 1544 | 15.4 | Roman Catholic |
| Archbishop Prendergast High School | 11.9 |
Regular elementary or secondary | 9-12 | 728 | 16.2 | Roman Catholic |
| Villa Joseph Marie High School | 12.0 |
Regular elementary or secondary | 9-12 | 385 | 12.0 | Roman Catholic |
| Valley Forge Military Academy | 12.4 |
Regular elementary or secondary | 7-12 | 320 | 11.1 | Nonsectarian |
| Buxmont Academy - Lansdale | 12.8 |
Regular elementary or secondary | 7-12 | 44 | 8.2 | Nonsectarian |
| Cardinal O'hara High School | 14.1 |
Regular elementary or secondary | 9-12 | 1774 | 19.7 | Roman Catholic |
| Christopher Dock Mennonite High School | 14.3 |
Regular elementary or secondary | 9-12 | 414 | 12.6 | Mennonite |
| George School | 14.3 |
Regular elementary or secondary | 9-12 | 516 | 7.3 | Friends |
| Conwell Egan Catholic High School | 16.8 |
Regular elementary or secondary | 9-12 | 940 | 20.9 | Roman Catholic |
| Delaware Valley Friends School | 17.5 |
Special education | 7-12 | 207 | 5.2 | Friends |
| Villa Maria Academy High School | 19.0 |
Regular elementary or secondary | 9-12 | 450 | 9.9 | Roman Catholic |
| The Phelps School | 19.9 |
Regular elementary or secondary | 7-12 | 122 | 4.9 | Nonsectarian |
| Solebury School | 21.8 |
Regular elementary or secondary | 7-12 | 219 | 6.2 | Nonsectarian |
| Cfs, The School At Church Farm | 23.6 |
Regular elementary or secondary | 7-12 | 178 | 5.9 | Episcopal |
