| Grace Brethren Christian School | 8.0 |
Regular elementary or secondary | Pre-KG-12 | 452 | 11.9 | Brethren |
| Mechanicsville Mennonite School | 10.1 |
Regular elementary or secondary | 1-9 | 32 | 6.4 | Mennonite |
| The Calverton School | 10.6 |
Regular elementary or secondary | Pre-KG-12 | 399 | 8.2 | Nonsectarian |
| Kings Landing Academy | 10.7 |
Regular elementary or secondary | Ungraded-Ungraded | 32 | 8.0 | Baptist |
| Waldorf Christian Academy And Day Care | 12.2 |
Regular elementary or secondary | Pre-KG-11 | 89 | 7.5 | Christian (no specific denomination) |
| High Road School Of Southern Maryland | 12.2 |
Special education | 6-12 | 43 | 10.8 | Nonsectarian |
| Southern Md Christian Academy | 13.0 |
Regular elementary or secondary | Pre-KG-12 | 276 | 10.8 | Christian (no specific denomination) |
| Leonard Hall Jr Naval Academy | 14.7 |
Regular elementary or secondary | 6-12 | 78 | 8.1 | Christian (no specific denomination) |
| Maryland Gospel Assembly School | 17.5 |
Regular elementary or secondary | 2-11 | 14 | 2.4 | Christian (no specific denomination) |
| Concordia Lutheran School | 18.3 |
Early childhood program/child care center | Pre-KG-Pre-KG | 10 | 10.0 | Lutheran Church - Missouri Synod |
| Shiloh Christian Academy | 18.9 |
Regular elementary or secondary | KG-12 | 59 | 7.4 | Christian (no specific denomination) |
| Grace Brethren Christian School | 19.9 |
Regular elementary or secondary | Pre-KG-12 | 747 | 13.2 | Brethren |
| Independent Baptist Academy | 20.6 |
Regular elementary or secondary | Pre-KG-12 | 202 | 10.6 | Baptist |
| Clinton Christian School | 21.7 |
Regular elementary or secondary | Pre-KG-12 | 521 | 15.0 | Christian (no specific denomination) |
| The Kings Christian Academy | 21.8 |
Special program emphasis | KG-12 | 265 | 14.0 | Christian (no specific denomination) |
| Progressive Christian Academy | 23.2 |
Regular elementary or secondary | Pre-KG-12 | 133 | 8.3 | Baptist |
| National Christian Academy | 24.4 |
Regular elementary or secondary | Pre-KG-12 | 354 | 11.1 | Church of God |
