| Delaware County Christian School | 2.1 |
Regular elementary or secondary | Pre-KG-12 | 844 | 10.7 | Christian (no specific denomination) |
| Magnolia Speech School Demonstration Program | 2.3 |
Special education | Ungraded-Ungraded | 12 | 5.7 | Nonsectarian |
| Hill Top Preparatory School | 3.5 |
Special education | 6-12 | 77 | 3.1 | Nonsectarian |
| Country Day School Of The Sacred Heart | 3.5 |
Regular elementary or secondary | Pre-KG-12 | 341 | 9.3 | Roman Catholic |
| Presbyterian Children's Village School | 3.6 |
Special education | Ungraded-Ungraded | 43 | 8.6 | Nonsectarian |
| Academy-notre Dame De Namur | 3.8 |
Regular elementary or secondary | 6-12 | 514 | 9.6 | Roman Catholic |
| Stratford Friends School | 3.9 |
Special education | Ungraded-Ungraded | 70 | 5.5 | Friends |
| Melmark School | 4.4 |
Special education | Ungraded-Ungraded | 72 | 5.5 | Nonsectarian |
| Haverford School | 4.9 |
Regular elementary or secondary | Pre-KG-12 | 935 | 9.2 | Nonsectarian |
| The Baldwin School | 5.0 |
Regular elementary or secondary | Pre-KG-12 | 595 | 7.1 | Nonsectarian |
| The Shipley School | 5.1 |
Regular elementary or secondary | Pre-KG-12 | 836 | 8.3 | Nonsectarian |
| Geoge Crothers Memorial School | 5.1 |
Special education | Ungraded-Ungraded | 99 | 5.5 | Nonsectarian |
| Torah Academy Of Greater Philadelphia | 5.2 |
Regular elementary or secondary | Pre-KG-12 | 262 | 5.0 | Jewish |
| Alternative School | 5.9 |
Special education | Ungraded-Ungraded | 14 | 14.0 | Nonsectarian |
| Friends' Central School | 6.1 |
Regular elementary or secondary | Pre-KG-12 | 955 | 7.7 | Friends |
| St Katherine Day School | 6.1 |
Special education | Ungraded-Ungraded | 94 | 7.3 | Roman Catholic |
| Woodlyn Christian School | 6.2 |
Alternative/other | Pre-KG-12 | 67 | 4.8 | Christian (no specific denomination) |
| Loving Care Academy | 6.5 |
Regular elementary or secondary | 1-12 | 110 | 12.1 | Nonsectarian |
| Devon Preparatory School | 6.6 |
Regular elementary or secondary | 6-12 | 295 | 7.7 | Roman Catholic |
| Overbrook School For The Blind | 6.6 |
Special education | Pre-KG-12 | 157 | 3.1 | Nonsectarian |
| The Christian Academy | 6.7 |
Regular elementary or secondary | KG-12 | 449 | 11.6 | Christian (no specific denomination) |
| The Timothy School | 6.9 |
Special education | Ungraded-Ungraded | 59 | 4.3 | Nonsectarian |
| Burn Brae Education | 7.0 |
Regular elementary or secondary | 5-12 | 15 | 7.1 | Christian (no specific denomination) |
| Jack M Barrack Hebrew Academy | 7.4 |
Regular elementary or secondary | 6-12 | 314 | 5.8 | Jewish |
| Glen Mills Schools | 7.5 |
Alternative/other | Ungraded-Ungraded | 900 | 17.3 | Nonsectarian |
| Royer-greaves School For Blind | 7.7 |
Special education | Ungraded-Ungraded | 16 | 3.2 | Nonsectarian |
| Jameson Christian Academy | 7.7 |
Regular elementary or secondary | KG-12 | 29 | 7.2 | Pentecostal |
| Main Line Academy | 7.8 |
Special education | Ungraded-Ungraded | 27 | 4.4 | Nonsectarian |
| Evelyn Graves Christian Academy | 8.1 |
Regular elementary or secondary | KG-12 | 108 | 14.6 | Christian (no specific denomination) |
| The Quba Institute | 8.4 |
Regular elementary or secondary | Pre-KG-11 | 97 | 8.9 | Islamic |
| Malvern Preparatory School | 8.4 |
Regular elementary or secondary | 6-12 | 615 | 9.6 | Roman Catholic |
| American Christian School | 8.5 |
Regular elementary or secondary | Pre-KG-12 | 203 | 13.2 | Baptist |
| Hms School For Children With Cerebral Palsy | 8.7 |
Special education | Ungraded-Ungraded | 57 | 7.1 | Nonsectarian |
| Spruce Hill Christian School | 8.9 |
Regular elementary or secondary | KG-12 | 255 | 10.7 | Christian (no specific denomination) |
| Easter Seals Of Southeastern Pa | 9.0 |
Special education | Ungraded-Ungraded | 50 | 8.3 | Nonsectarian |
| Westtown School | 9.6 |
Regular elementary or secondary | Pre-KG-12 | 786 | 8.0 | Friends |
| Vanguard School | 9.9 |
Special education | Pre-KG-12 | 248 | 8.3 | Nonsectarian |
| Academy Of Essential Knowledge | 10.3 |
Regular elementary or secondary | KG-12 | 25 | 6.4 | Islamic |
| West Chester Christian School | 10.5 |
Regular elementary or secondary | KG-12 | 176 | 10.6 | Baptist |
| William Penn Charter School | 10.7 |
Regular elementary or secondary | KG-12 | 908 | 8.6 | Friends |
| Girard College | 10.7 |
Special program emphasis | 1-12 | 724 | 4.8 | Nonsectarian |
| Friends Select School | 10.9 |
Regular elementary or secondary | Pre-KG-12 | 502 | 7.0 | Friends |
| Chestnut Hill Academy | 11.0 |
Regular elementary or secondary | Pre-KG-12 | 557 | 9.1 | Nonsectarian |
| Blair Christian Academy | 11.2 |
Regular elementary or secondary | Pre-KG-12 | 137 | 9.6 | Christian (no specific denomination) |
| Green Tree School | 11.3 |
Special education | Ungraded-Ungraded | 141 | 8.8 | Nonsectarian |
| The Pathway School | 11.5 |
Special education | Ungraded-Ungraded | 151 | 4.7 | Nonsectarian |
| Germantown Friends School | 11.6 |
Regular elementary or secondary | KG-12 | 894 | 8.6 | Friends |
| Breath Of Life Christian Academy | 11.8 |
Regular elementary or secondary | KG-12 | 37 | 9.2 | Christian (no specific denomination) |
| Evan Thomas Institute | 12.0 |
Regular elementary or secondary | Ungraded-Ungraded | 15 | 3.0 | Nonsectarian |
| Philadelphia-montgomery Christian Academy | 12.0 |
Regular elementary or secondary | Pre-KG-12 | 342 | 10.4 | Christian (no specific denomination) |
| Philadelphia -montgomery Christian Academy | 12.0 |
Regular elementary or secondary | Pre-KG-12 | 341 | 9.3 | Christian (no specific denomination) |
| Al Agsa Islamic Academy | 12.3 |
Regular elementary or secondary | Pre-KG-12 | 298 | 16.5 | Islamic |
| Philadelphia Christian Academy | 12.5 |
Regular elementary or secondary | Pre-KG-12 | 22 | 4.3 | Pentecostal |
| Kanner Learning Center | 12.6 |
Special education | Ungraded-Ungraded | 239 | 6.0 | Nonsectarian |
| Faith Tabernacle School | 12.8 |
Regular elementary or secondary | 1-12 | 179 | 17.9 | Christian (no specific denomination) |
| Bethel Baptist Academy | 13.0 |
Regular elementary or secondary | Pre-KG-12 | 62 | 7.8 | Baptist |
| Holy Temple Of God Christian School | 13.4 |
Regular elementary or secondary | Pre-KG-11 | 27 | 5.4 | Baptist |
| Holy Temple Of God Christian S | 13.4 |
Regular elementary or secondary | Pre-KG-11 | 11 | 2.0 | Baptist |
| Hope Church School | 13.7 |
Regular elementary or secondary | Pre-KG-12 | 185 | 12.4 | Christian (no specific denomination) |
| Our Lady Of Confidence Day School | 14.3 |
Special education | Ungraded-Ungraded | 80 | 10.0 | Roman Catholic |
| Wordsworth Academy | 14.5 |
Special education | Ungraded-Ungraded | 227 | 6.2 | Nonsectarian |
| Wyncote Academy | 14.6 |
Regular elementary or secondary | 6-12 | 57 | 7.7 | Nonsectarian |
| Germantown Academy | 14.6 |
Regular elementary or secondary | Pre-KG-12 | 1083 | 8.1 | Nonsectarian |
| Holy Family Learning-ambler Day School | 15.2 |
Special education | 2-12 | 111 | 7.9 | Roman Catholic |
| Valley Forge Baptist Academy | 15.5 |
Regular elementary or secondary | KG-12 | 157 | 12.0 | Baptist |
| Abington Friends School | 15.7 |
Regular elementary or secondary | Pre-KG-12 | 613 | 7.6 | Friends |
| First Century Gospel School | 16.2 |
Regular elementary or secondary | 1-10 | 134 | 16.8 | Nonsectarian |
| Gospel Of Grace Christian School | 16.4 |
Regular elementary or secondary | Pre-KG-12 | 166 | 13.7 | Christian (no specific denomination) |
| Kimberton Waldorf School | 16.5 |
Special program emphasis | Pre-KG-12 | 295 | 9.2 | Nonsectarian |
| Devereux Day School | 16.7 |
Special education | 2-12 | 108 | 6.8 | Nonsectarian |
| Center School | 17.6 |
Special education | Ungraded-Ungraded | 92 | 5.5 | Nonsectarian |
| Southside Baptist Academy | 18.0 |
Regular elementary or secondary | Pre-KG-12 | 85 | 7.7 | Baptist |
| Southside Baptist Academy | 18.0 |
Regular elementary or secondary | KG-12 | 87 | 10.4 | Baptist |
| Better Way Academy | 18.3 |
Regular elementary or secondary | Pre-KG-12 | 47 | 15.7 | Seventh-Day Adventist |
| Our Lady Of Confidence School | 18.4 |
Special education | Ungraded-Ungraded | 86 | 10.8 | Roman Catholic |
| Calvary Baptist School | 18.5 |
Regular elementary or secondary | Pre-KG-12 | 248 | 8.1 | Baptist |
| Nexus School | 18.7 |
Special education | Ungraded-Ungraded | 10 | 1.7 | Nonsectarian |
| Easter Seals Of Southeastern Pa | 19.7 |
Special education | Pre-KG-Pre-KG | 68 | 9.7 | Nonsectarian |
| The Quaker School At Horsham | 20.0 |
Special education | Ungraded-Ungraded | 68 | 3.7 | Friends |
| Huntingdon Valley Christian Academy | 20.7 |
Regular elementary or secondary | Pre-KG-10 | 101 | 10.2 | Seventh-Day Adventist |
| Trinity Christian Academy | 20.7 |
Regular elementary or secondary | KG-12 | 34 | 3.9 | Christian (no specific denomination) |
| Upattinas School | 20.8 |
Regular elementary or secondary | 1-12 | 93 | 13.3 | Nonsectarian |
| Camphill Special Schools Inc | 21.4 |
Special education | Ungraded-Ungraded | 100 | 7.8 | Nonsectarian |
| Upland Country Day School | 21.6 |
Regular elementary or secondary | Pre-KG-9 | 195 | 4.1 | Nonsectarian |
| New Life Youth & Family Services | 21.7 |
Regular elementary or secondary | 6-12 | 55 | 4.2 | Christian (no specific denomination) |
| Devereux Brandywine | 21.9 |
Special education | Ungraded-Ungraded | 132 | 7.8 | Nonsectarian |
| Delta School | 22.6 |
Special education | 2-12 | 71 | 6.5 | Nonsectarian |
| Woodhaven School | 22.8 |
Special education | Ungraded-Ungraded | 20 | 5.0 | Nonsectarian |
| Coventry Christian Schools | 23.0 |
Regular elementary or secondary | Pre-KG-12 | 260 | 9.3 | Church of Christ |
| Indian Creek Mennonite School | 23.3 |
Regular elementary or secondary | 1-10 | 27 | 6.8 | Mennonite |
| West-mont Christian Academy | 23.6 |
Regular elementary or secondary | KG-12 | 346 | 10.7 | Christian (no specific denomination) |
| Bensalem Baptist School | 24.6 |
Regular elementary or secondary | KG-12 | 95 | 8.0 | Baptist |
