| Garrison Forest School
| Owings Mills | MD | PK-12th | 8th-12th | Girls only | 696 | None |
| Georgetown Preparatory School 4.8/5 based on 1 student review(s) | North Bethesda | MD | 9th-12th | 9th-12th | Boys only | 480 | Roman Catholic (Jesuit) |
| McDonogh School 4/5 based on 1 student review(s) | Owings Mills | MD | K-12th | 9th-12th | Coed | 1292 | None |
| Oldfields School
| Glencoe | MD | 8th-PG | 8th-PG | Coed | 164 | None |
| Sandy Spring Friends School
| Sandy Spring | MD | PK-12th | 9th-12th | Coed | 561 | Quakers/Friends |
| St. James School
| St. James | MD | 8th-12th | 8th-12th | Coed | 215 | Episcopal |