| Columbia County Christian School | 0.0 |
Regular elementary or secondary | KG-12 | 179 | 9.2 | Christian (no specific denomination) |
| Bloomsburg Christian School | 5.1 |
Regular elementary or secondary | Pre-KG-12 | 52 | 6.2 | Baptist |
| Limestone Parochial School | 13.8 |
Regular elementary or secondary | 1-9 | 29 | 29.0 | Mennonite |
| Heritage Christian Academy | 14.0 |
Regular elementary or secondary | KG-12 | 15 | 5.2 | Baptist |
| Meadowview Christian Academy | 14.3 |
Regular elementary or secondary | Pre-KG-10 | 37 | 4.9 | Christian (no specific denomination) |
| Maranatha Mennonite Christian School | 15.3 |
Regular elementary or secondary | KG-12 | 84 | 9.8 | Mennonite |
| Sunbury Christian Academy | 15.9 |
Regular elementary or secondary | Pre-KG-12 | 134 | 8.4 | Christian (no specific denomination) |
| Northwestern Academy | 16.2 |
Alternative/other | 5-12 | 268 | 11.7 | Nonsectarian |
| Our Lady Lourdes Regional High School | 16.9 |
Regular elementary or secondary | KG-12 | 407 | 8.8 | Roman Catholic |
| Meadowbrook Christian School | 17.1 |
Regular elementary or secondary | Pre-KG-12 | 242 | 11.3 | Christian (no specific denomination) |
| Northumberland Christian School | 18.2 |
Regular elementary or secondary | Pre-KG-12 | 209 | 13.9 | Baptist |
| Watsontown Christian Academy | 19.4 |
Regular elementary or secondary | Pre-KG-12 | 41 | 4.3 | Christian (no specific denomination) |
| Spring View Parochial School | 19.6 |
Regular elementary or secondary | 1-9 | 28 | 28.0 | Amish |
| Muhlenburg Christian Academy | 22.3 |
Regular elementary or secondary | KG-12 | 80 | 8.9 | Christian (no specific denomination) |
| Gospel Christian Academy | 24.0 |
Regular elementary or secondary | KG-11 | 23 | 5.0 | Baptist |
