| High Road School Of Southern Maryland | 0.0 |
Special education | 6-12 | 43 | 10.8 | Nonsectarian |
| Southern Md Christian Academy | 4.3 |
Regular elementary or secondary | Pre-KG-12 | 276 | 10.8 | Christian (no specific denomination) |
| Waldorf Christian Academy And Day Care | 6.1 |
Regular elementary or secondary | Pre-KG-11 | 89 | 7.5 | Christian (no specific denomination) |
| Grace Brethren Christian School | 7.6 |
Regular elementary or secondary | Pre-KG-12 | 452 | 11.9 | Brethren |
| Victory Baptist Academy | 12.2 |
Regular elementary or secondary | Pre-KG-12 | 59 | 5.4 | Baptist |
| Maryland Gospel Assembly School | 14.9 |
Regular elementary or secondary | 2-11 | 14 | 2.4 | Christian (no specific denomination) |
| Grace Brethren Christian School | 17.2 |
Regular elementary or secondary | Pre-KG-12 | 747 | 13.2 | Brethren |
| Independent Baptist Academy | 17.5 |
Regular elementary or secondary | Pre-KG-12 | 202 | 10.6 | Baptist |
| Concordia Lutheran School | 18.6 |
Early childhood program/child care center | Pre-KG-Pre-KG | 10 | 10.0 | Lutheran Church - Missouri Synod |
| Kings Landing Academy | 18.8 |
Regular elementary or secondary | Ungraded-Ungraded | 32 | 8.0 | Baptist |
| National Christian Academy | 19.5 |
Regular elementary or secondary | Pre-KG-12 | 354 | 11.1 | Church of God |
| Mechanicsville Mennonite School | 19.9 |
Regular elementary or secondary | 1-9 | 32 | 6.4 | Mennonite |
| Progressive Christian Academy | 20.1 |
Regular elementary or secondary | Pre-KG-12 | 133 | 8.3 | Baptist |
| The Calverton School | 20.7 |
Regular elementary or secondary | Pre-KG-12 | 399 | 8.2 | Nonsectarian |
| Clinton Christian School | 21.0 |
Regular elementary or secondary | Pre-KG-12 | 521 | 15.0 | Christian (no specific denomination) |
| From The Heart Christian School | 21.8 |
Regular elementary or secondary | KG-12 | 173 | 6.1 | Christian (no specific denomination) |
| Jessie B. Mason Regional School | 22.3 |
Special education | Ungraded-Ungraded | 29 | 3.6 | Nonsectarian |
| God's Church International Higher Learning | 23.2 |
Regular elementary or secondary | KG-11 | 32 | 5.3 | Christian (no specific denomination) |
| Leonard Hall Jr Naval Academy | 24.2 |
Regular elementary or secondary | 6-12 | 78 | 8.1 | Christian (no specific denomination) |
