| Covenant Life School | 5.0 |
Regular elementary or secondary | KG-12 | 250 | 13.1 | Christian (no specific denomination) |
| Sandy Spring Friends School | 6.2 |
Regular elementary or secondary | Pre-KG-12 | 550 | 8.2 | Friends |
| Hampshire View Christian School | 6.9 |
Regular elementary or secondary | KG-12 | 69 | 8.8 | Baptist |
| Glenelg Country School | 7.9 |
Regular elementary or secondary | Pre-KG-12 | 772 | 7.2 | Nonsectarian |
| Spencerville Adventist Academy | 8.9 |
Regular elementary or secondary | Pre-KG-12 | 290 | 9.7 | Seventh-Day Adventist |
| Washington Christian Academy | 9.2 |
Regular elementary or secondary | KG-12 | 293 | 10.5 | Christian (no specific denomination) |
| Barrie School | 9.4 |
Regular elementary or secondary | Pre-KG-12 | 309 | 5.6 | Nonsectarian |
| The Ridge School Of Montgomery County | 9.5 |
Special education | 6-12 | 137 | 6.0 | Seventh-Day Adventist |
| The Frost School | 9.5 |
Special education | 1-12 | 58 | 4.5 | Nonsectarian |
| Mount Airy Christian Academy | 9.7 |
Regular elementary or secondary | KG-10 | 343 | 14.9 | Christian (no specific denomination) |
| Katherine Thomas School | 9.7 |
Special education | Pre-KG-12 | 165 | 5.2 | Nonsectarian |
| Charles E Smith Jewish Day School | 10.8 |
Regular elementary or secondary | KG-12 | 1444 | 8.9 | Jewish |
| Montrose Christian School | 10.8 |
Regular elementary or secondary | KG-12 | 359 | 10.3 | Baptist |
| Muslim Community School | 11.1 |
Regular elementary or secondary | Pre-KG-12 | 124 | 7.4 | Islamic |
| Atholton Adventist School | 11.9 |
Regular elementary or secondary | Pre-KG-10 | 170 | 12.2 | Seventh-Day Adventist |
| Chapelgate Christian Academy | 12.0 |
Regular elementary or secondary | 6-12 | 454 | 14.4 | Presbyterian |
| St Andrews Episcopal School | 12.1 |
Regular elementary or secondary | 6-12 | 455 | 8.1 | Episcopal |
| Evergreen Montessori School | 12.6 |
Montessori | Ungraded-Ungraded | 98 | 6.3 | Nonsectarian |
| The Newport School | 12.6 |
Regular elementary or secondary | Pre-KG-12 | 94 | 4.6 | Nonsectarian |
| The Heights School | 13.1 |
Regular elementary or secondary | 3-12 | 440 | 8.4 | Roman Catholic |
| National Children's Center School/maryland Site | 13.4 |
Special education | Ungraded-Ungraded | 22 | 7.3 | Nonsectarian |
| The Siena School | 13.7 |
Special education | 4-10 | 46 | 4.0 | Nonsectarian |
| The Bullis School | 13.8 |
Regular elementary or secondary | 3-12 | 639 | 8.3 | Nonsectarian |
| Stone Ridge School Of The Sacred Heart | 14.1 |
Regular elementary or secondary | Pre-KG-12 | 686 | 9.0 | Roman Catholic |
| German School Washington Dc | 14.6 |
Special program emphasis | Pre-KG-12 | 478 | 7.3 | Nonsectarian |
| High Road Upper School Of Prince George's County | 14.8 |
Special education | Ungraded-Ungraded | 48 | 3.0 | Nonsectarian |
| Chelsea School | 15.0 |
Special education | 5-12 | 83 | 2.3 | Nonsectarian |
| Landon School | 15.3 |
Regular elementary or secondary | 3-12 | 678 | 8.8 | Nonsectarian |
| Connelly School Of The Holy Child | 15.3 |
Regular elementary or secondary | 6-12 | 370 | 8.2 | Roman Catholic |
| Lycee Rochambeau French International School | 15.4 |
Special program emphasis | Pre-KG-12 | 1049 | 8.3 | Nonsectarian |
| High Road Academy | 15.4 |
Special education | 4-12 | 89 | 8.9 | Nonsectarian |
| Holton-arms School | 15.5 |
Regular elementary or secondary | 3-12 | 656 | 7.3 | Nonsectarian |
| Phillips School - Laurel | 15.8 |
Special education | 4-12 | 137 | 6.0 | Nonsectarian |
| Avalon School, The | 15.9 |
Regular elementary or secondary | 3-12 | 209 | 9.7 | Roman Catholic |
| St Stephens Classical Christian Academy | 16.0 |
Special program emphasis | Pre-KG-12 | 114 | 11.1 | Episcopal |
| Linwood Center | 16.3 |
Special education | Ungraded-Ungraded | 22 | 4.1 | Nonsectarian |
| Al-huda School | 16.5 |
Regular elementary or secondary | KG-9 | 390 | 10.7 | Islamic |
| Washington Waldorf School | 18.0 |
Special program emphasis | Pre-KG-12 | 263 | 6.9 | Nonsectarian |
| Cabin John/brookmont Children | 18.3 |
Early childhood program/child care center | Ungraded-Ungraded | 1 | 0.7 | Nonsectarian |
| New Mark Of Excellence School | 19.7 |
Regular elementary or secondary | Pre-KG-12 | 229 | 16.6 | Christian (no specific denomination) |
| Arlington Baptist School | 19.9 |
Regular elementary or secondary | Pre-KG-12 | 181 | 10.3 | Baptist |
| Delrey Preschool Ucp | 20.0 |
Special education | Ungraded-Ungraded | 18 | 6.0 | Nonsectarian |
| Strawbridge School | 20.0 |
Special education | 5-12 | 35 | 2.7 | Methodist |
| Lanham Christian School | 20.2 |
Regular elementary or secondary | KG-12 | 260 | 13.4 | Brethren |
| Youth In Transition School | 20.3 |
Special education | 6-12 | 96 | 5.0 | Nonsectarian |
| Oak Ridge Country School | 20.4 |
Regular elementary or secondary | 6-12 | 18 | 5.5 | Christian (no specific denomination) |
| Guide Catonsville Structured Shelter | 20.4 |
Regular elementary or secondary | 6-12 | 20 | 20.0 | Nonsectarian |
| Lighthouse Christian Academy | 20.6 |
Regular elementary or secondary | KG-12 | 26 | 6.5 | Pentecostal |
| Washington United Christian Academy | 21.0 |
Regular elementary or secondary | Pre-KG-12 | 103 | 7.4 | Christian (no specific denomination) |
| New Hope Academy | 21.2 |
Regular elementary or secondary | Pre-KG-12 | 193 | 10.2 | Nonsectarian |
| United Cerebral Palsy-arbutus Dev Center | 21.2 |
Special education | Ungraded-Ungraded | 8 | 8.0 | Nonsectarian |
| Sojourner Christian Academy | 21.3 |
Regular elementary or secondary | 5-12 | 66 | 4.8 | Christian (no specific denomination) |
| Talmudical Academy-baltimore | 21.6 |
Regular elementary or secondary | KG-12 | 725 | 7.2 | Jewish |
| Mcdonogh School | 22.0 |
Regular elementary or secondary | KG-12 | 1284 | 8.2 | Nonsectarian |
| High Road Academy Of Prince George's County | 22.0 |
Special education | 2-12 | 80 | 6.7 | Nonsectarian |
| Hannah More School | 22.2 |
Special education | 5-12 | 134 | 4.6 | Nonsectarian |
| Day Timers Day | 22.5 |
Early childhood program/child care center | Pre-KG-Pre-KG | 16 | 16.0 | Nonsectarian |
| Chimes School | 22.6 |
Special education | 3-12 | 115 | 13.4 | Nonsectarian |
| Gateway School | 22.7 |
Special education | Ungraded-Ungraded | 53 | 4.8 | Nonsectarian |
| The Baltimore Academy | 22.7 |
Special education | 6-12 | 40 | 5.3 | Nonsectarian |
| Garrison Forest School | 22.7 |
Regular elementary or secondary | 1-12 | 585 | 8.9 | Nonsectarian |
| Odenton Christian Academy | 22.7 |
Regular elementary or secondary | Pre-KG-12 | 273 | 22.8 | Baptist |
| Annapolis Area Christian School | 23.0 |
Regular elementary or secondary | KG-12 | 947 | 11.5 | Christian (no specific denomination) |
| Cardinal Gibbons School | 23.1 |
Regular elementary or secondary | 6-12 | 398 | 11.8 | Roman Catholic |
| Yeshivas Lev Shlomo | 23.4 |
Regular elementary or secondary | Ungraded-Ungraded | 10 | 2.4 | Jewish |
| New Life Christian School | 23.5 |
Regular elementary or secondary | KG-12 | 210 | 10.6 | Other |
| Maimonides Academy/yeshivat Rambam | 23.7 |
Regular elementary or secondary | Pre-KG-12 | 323 | 6.0 | Jewish |
| Bnos Yisroel | 24.0 |
Regular elementary or secondary | Pre-KG-9 | 279 | 11.8 | Jewish |
| Washington New Church School | 24.3 |
Regular elementary or secondary | KG-10 | 51 | 6.5 | Other |
| Jericho Christian Academy | 24.5 |
Regular elementary or secondary | Pre-KG-12 | 257 | 28.9 | Baptist |
| Woodstream Christian Academy | 24.5 |
Regular elementary or secondary | Pre-KG-11 | 276 | 11.7 | Baptist |
| Mount Clare Christian School | 24.6 |
Regular elementary or secondary | KG-12 | 48 | 7.1 | Mennonite |
| Calvary Chapel Christian Academy | 24.7 |
Regular elementary or secondary | KG-12 | 113 | 7.5 | Christian (no specific denomination) |
| Foundation School | 24.8 |
Special education | 1-12 | 216 | 7.7 | Nonsectarian |
| Frederick Christian Academy | 24.9 |
Regular elementary or secondary | Pre-KG-12 | 173 | 12.8 | Baptist |
