| Bethel Christian Academy | 0.0 |
Regular elementary or secondary | KG-11 | 22 | 7.3 | Pentecostal |
| Lighthouse Christian Academy | 4.6 |
Regular elementary or secondary | Pre-KG-12 | 102 | 8.2 | Baptist |
| Harford Christian School | 9.0 |
Regular elementary or secondary | Pre-KG-12 | 414 | 10.7 | Methodist |
| Harford Lutheran School | 10.5 |
Regular elementary or secondary | 6-11 | 95 | 7.5 | Lutheran Church - Missouri Synod |
| New Covenant Christian School | 10.6 |
Regular elementary or secondary | Pre-KG-9 | 176 | 16.3 | Presbyterian |
| First Steps Preschool & Covenant Christian School | 10.6 |
Regular elementary or secondary | Pre-KG-9 | 178 | 12.8 | Presbyterian |
| Emmorton Baptist Academy | 10.8 |
Regular elementary or secondary | KG-12 | 25 | 12.5 | Baptist |
| The Tome School | 11.3 |
Regular elementary or secondary | KG-12 | 490 | 13.3 | Nonsectarian |
| Chesapeake Christian School | 15.0 |
Regular elementary or secondary | KG-12 | 78 | 8.8 | Christian (no specific denomination) |
| Maranatha Baptist Church Academy | 15.2 |
Regular elementary or secondary | 1-12 | 16 | 2.5 | Baptist |
| Open Bible Christian Academy | 16.1 |
Regular elementary or secondary | Pre-KG-12 | 232 | 10.9 | Christian (no specific denomination) |
| Shorehaven School | 16.8 |
Special education | Ungraded-Ungraded | 32 | 6.4 | Nonsectarian |
| Elkton Christian Academy | 17.6 |
Regular elementary or secondary | Pre-KG-12 | 447 | 11.9 | Baptist |
| Redeemer Classical Christ School | 18.1 |
Special program emphasis | Pre-KG-12 | 296 | 13.0 | Christian (no specific denomination) |
| High Road School | 19.4 |
Special education | 6-12 | 49 | 7.0 | Nonsectarian |
| Perry Hall Christian School | 19.9 |
Regular elementary or secondary | Pre-KG-12 | 253 | 12.9 | Baptist |
| Rosedale Baptist School | 23.2 |
Regular elementary or secondary | Pre-KG-12 | 166 | 12.9 | Baptist |
| Kingdom Academy | 23.9 |
Regular elementary or secondary | KG-12 | 100 | 8.8 | Church of God |
| Chestertown Christian Academy | 24.7 |
Regular elementary or secondary | Pre-KG-12 | 129 | 11.4 | Baptist |
