| Friends Meeting School | 7.0 |
Regular elementary or secondary | Pre-KG-8 | 82 | 6.9 | Friends |
| Glenwood Country Day School | 9.3 |
Regular elementary or secondary | Pre-KG-4 | 49 | 12.2 | Nonsectarian |
| Glenwood Country Day School | 9.3 |
Regular elementary or secondary | 1-3 | 22 | 11.0 | Nonsectarian |
| Woodmont Academy | 10.6 |
Regular elementary or secondary | Pre-KG-8 | 285 | 12.4 | Roman Catholic |
| Frederick Country Day Montessori School | 11.3 |
Montessori | Pre-KG-KG | 11 | 0.7 | Nonsectarian |
| Aleem Academy | 11.4 |
Regular elementary or secondary | Pre-KG-5 | 14 | 3.2 | Islamic |
| Visitation Academy | 12.3 |
Regular elementary or secondary | Pre-KG-8 | 109 | 6.4 | Roman Catholic |
| The Banner School | 12.3 |
Regular elementary or secondary | KG-8 | 203 | 8.2 | Nonsectarian |
| Calvary Weekday School | 12.6 |
Early childhood program/child care center | Pre-KG-KG | 18 | 4.7 | Methodist |
| Friendship School | 12.7 |
Special education | 1-8 | 67 | 2.6 | Nonsectarian |
| Trinity School Of Frederick | 12.9 |
Regular elementary or secondary | KG-8 | 93 | 7.7 | Episcopal |
| Church Of The Brethren Learning Center | 13.3 |
Early childhood program/child care center | Pre-KG-KG | 15 | 15.0 | Brethren |
| Disregard, Address Is Correct | 13.3 |
Regular elementary or secondary | KG-8 | 217 | 14.4 | Roman Catholic |
| St John Regional Catholic School | 13.6 |
Regular elementary or secondary | Pre-KG-8 | 590 | 16.6 | Roman Catholic |
| St Thomas More Academy | 13.7 |
Regular elementary or secondary | Pre-KG-8 | 132 | 10.3 | Roman Catholic |
| Village Montessori School Inc | 13.8 |
Montessori | Pre-KG-2 | 33 | 4.7 | Nonsectarian |
| Ets Chaiyim School | 13.9 |
Regular elementary or secondary | KG-6 | 45 | 9.4 | Jewish |
| Frederick Adventist School | 14.0 |
Regular elementary or secondary | KG-8 | 78 | 12.4 | Seventh-Day Adventist |
| The Goddard School Of Frederick | 14.2 |
Early childhood program/child care center | Pre-KG-KG | 15 | 15.0 | Nonsectarian |
| Church Of The Redeemer Christian School | 14.6 |
Regular elementary or secondary | Pre-KG-8 | 204 | 16.4 | Christian (no specific denomination) |
| Quality Care Nursery & Day School | 14.7 |
Special program emphasis | Pre-KG-1 | 14 | 3.5 | Nonsectarian |
| Energy Child Development Center | 14.7 |
Early childhood program/child care center | Pre-KG-KG | 4 | 2.0 | Nonsectarian |
| Crest Lane Sda Church School | 15.1 |
Regular elementary or secondary | KG-7 | 18 | 9.0 | Seventh-Day Adventist |
| Covenant Christian School | 15.6 |
Regular elementary or secondary | Pre-KG-1 | 11 | 1.6 | Christian (no specific denomination) |
| The Jefferson School | 16.0 |
Montessori | Pre-KG-KG | 80 | 8.0 | Nonsectarian |
| Christian Preschool & Kindergarten Program | 16.1 |
Early childhood program/child care center | Pre-KG-KG | 17 | 4.2 | Presbyterian |
| North Carroll Community School | 16.3 |
Regular elementary or secondary | KG-8 | 90 | 9.2 | Christian (no specific denomination) |
| Carroll Lutheran School | 16.4 |
Regular elementary or secondary | KG-8 | 109 | 11.7 | Other Lutheran |
| Olney Adventist Preparatory | 16.5 |
Regular elementary or secondary | KG-8 | 133 | 11.0 | Seventh-Day Adventist |
| Liberty Christian School | 16.7 |
Regular elementary or secondary | KG-8 | 345 | 11.3 | Presbyterian |
| Nist Child Care Center | 16.8 |
Early childhood program/child care center | Pre-KG-KG | 8 | 8.0 | Nonsectarian |
| St John Catholic School | 17.0 |
Regular elementary or secondary | KG-4 | 189 | 23.9 | Roman Catholic |
| St Martin's School | 17.0 |
Regular elementary or secondary | KG-8 | 237 | 11.4 | Roman Catholic |
| Gerstell Academy | 17.1 |
Regular elementary or secondary | Pre-KG-8 | 199 | 7.4 | Nonsectarian |
| The Forbush School At Westminster | 17.1 |
Special education | 1-8 | 17 | 4.2 | Nonsectarian |
| St John's Episcopal School | 17.1 |
Regular elementary or secondary | KG-8 | 314 | 8.1 | Episcopal |
| The Julia Brown Montessori Schools | 17.5 |
Montessori | Pre-KG-3 | 85 | 14.4 | Nonsectarian |
| St Peter's School | 17.5 |
Regular elementary or secondary | KG-8 | 447 | 15.3 | Roman Catholic |
| Gaithersburg Presbyterian Preschool & Kdgn | 17.6 |
Early childhood program/child care center | Pre-KG-KG | 20 | 20.0 | Presbyterian |
| Brookfield Christian School | 17.7 |
Early childhood program/child care center | Pre-KG-KG | 16 | 16.0 | Christian (no specific denomination) |
| Harry And Jeanette Weinberg Academy | 17.8 |
Alternative/other | 1-5 | 18 | 5.0 | Jewish |
| Middletown United Methodist Church Preschool And | 17.8 |
Early childhood program/child care center | Pre-KG-KG | 28 | 17.5 | Methodist |
| Epworth Preschool And Kindergarten | 17.8 |
Early childhood program/child care center | Pre-KG-KG | 16 | 16.0 | Methodist |
| St Louis School | 17.9 |
Regular elementary or secondary | KG-8 | 450 | 16.5 | Roman Catholic |
| Mater Amoris School | 18.2 |
Montessori | Pre-KG-6 | 77 | 11.7 | Nonsectarian |
| Camp Olympia Country Day School | 18.7 |
Early childhood program/child care center | Pre-KG-Trans. KG | 2 | 1.4 | Nonsectarian |
| Norbeck Montessori Center | 19.5 |
Montessori | Pre-KG-KG | 18 | 9.0 | Nonsectarian |
| Butler School | 19.5 |
Montessori | Pre-KG-8 | 109 | 10.3 | Nonsectarian |
| Holy Family School | 19.7 |
Regular elementary or secondary | KG-8 | 154 | 11.8 | Roman Catholic |
| The Franklin Schools | 19.8 |
Montessori | Pre-KG-KG | 33 | 3.0 | Nonsectarian |
| Columbia Montessori School | 19.9 |
Montessori | Pre-KG-1 | 17 | 17.0 | Nonsectarian |
| Bright Stars Learning Academy | 19.9 |
Regular elementary or secondary | Pre-KG-1 | 20 | 20.0 | Nonsectarian |
| Colonial Christian Academy | 20.0 |
Regular elementary or secondary | Pre-KG-5 | 117 | 10.1 | Baptist |
| Seneca Academy | 20.0 |
Regular elementary or secondary | Pre-KG-8 | 96 | 10.1 | Nonsectarian |
| Kindercare | 20.1 |
Early childhood program/child care center | Pre-KG-KG | 1 | 1.0 | Nonsectarian |
| Sacred Heart Elementary School | 20.1 |
Regular elementary or secondary | Pre-KG-8 | 742 | 21.8 | Roman Catholic |
| Georgetown Hill Early School | 20.2 |
Early childhood program/child care center | Pre-KG-KG | 5 | 5.0 | Nonsectarian |
| Georgetown Hill Early School | 20.3 |
Early childhood program/child care center | Trans. KG-Trans. KG | 6 | 6.0 | Nonsectarian |
| Crossroads Adventist School | 20.3 |
Regular elementary or secondary | Pre-KG-6 | 17 | 5.7 | Seventh-Day Adventist |
| Lornwood Day Care & Gifted Center | 20.3 |
Early childhood program/child care center | Pre-KG-KG | 7 | 3.5 | Nonsectarian |
| Bryant Woods Montessori Childrens House | 20.3 |
Montessori | Pre-KG-KG | 6 | 2.3 | Nonsectarian |
| St Johns Parish Day School | 20.4 |
Regular elementary or secondary | Pre-KG-5 | 195 | 9.7 | Episcopal |
| Mary Of Nazareth School | 20.4 |
Regular elementary or secondary | KG-8 | 497 | 11.5 | Roman Catholic |
| Happy Acres Preschool And Childcare | 20.5 |
Early childhood program/child care center | Pre-KG-KG | 15 | 15.0 | Nonsectarian |
| Primary Montessori Day School | 20.7 |
Montessori | Pre-KG-2 | 49 | 5.0 | Nonsectarian |
| The Children's Learning Center | 20.9 |
Regular elementary or secondary | Pre-KG-5 | 26 | 3.7 | Jewish |
| Christ Episcopal School | 21.0 |
Regular elementary or secondary | Pre-KG-8 | 154 | 7.3 | Episcopal |
| A Small World | 21.0 |
Early childhood program/child care center | Pre-KG-KG | 7 | 7.0 | Nonsectarian |
| St Marys Elem School | 21.2 |
Regular elementary or secondary | Pre-KG-8 | 248 | 15.7 | Roman Catholic |
| Winchester School | 21.3 |
Regular elementary or secondary | Pre-KG-1 | 16 | 2.0 | Nonsectarian |
| Good Shepherd Montessori School | 21.6 |
Montessori | Pre-KG-1 | 7 | 4.4 | Nonsectarian |
| Bet Yeladim Inc | 21.6 |
Early childhood program/child care center | Pre-KG-KG | 9 | 9.0 | Jewish |
| Union Bethel Christian Academy | 21.7 |
Regular elementary or secondary | Pre-KG-1 | 17 | 7.1 | African Methodist Episcopal |
| Joseph & Corinne Schwartz Preschool Beth Israel | 21.9 |
Early childhood program/child care center | Pre-KG-Trans. KG | 27 | 6.3 | Jewish |
| Columbia Academy Elementary And Middle School | 21.9 |
Regular elementary or secondary | KG-8 | 271 | 7.2 | Nonsectarian |
| Torah Institute | 21.9 |
Regular elementary or secondary | Pre-KG-8 | 536 | 10.3 | Jewish |
| Children's Manor Montessori | 22.0 |
Montessori | Pre-KG-5 | 79 | 7.9 | Nonsectarian |
| The Young School | 22.0 |
Early childhood program/child care center | Pre-KG-KG | 19 | 9.5 | Nonsectarian |
| The Young School Early Education Program | 22.0 |
Early childhood program/child care center | KG-KG | 19 | 9.5 | Nonsectarian |
| Love Of Learning Montessori School | 22.0 |
Montessori | Pre-KG-4 | 53 | 4.4 | Nonsectarian |
| Faith Arts Academy | 22.2 |
Regular elementary or secondary | Pre-KG-5 | 44 | 3.6 | Baptist |
| Childrens Manor School | 22.3 |
Montessori | Pre-KG-KG | 18 | 18.0 | Nonsectarian |
| Goddard School, The | 22.3 |
Early childhood program/child care center | Pre-KG-KG | 13 | 13.0 | Nonsectarian |
| Jewish Community Center-ece Dept | 22.3 |
Early childhood program/child care center | Pre-KG-KG | 24 | 12.0 | Jewish |
| Ruxton Country School | 22.5 |
Regular elementary or secondary | KG-8 | 176 | 7.2 | Nonsectarian |
| St Thomas Parish Day School | 22.5 |
Early childhood program/child care center | Pre-KG-KG | 9 | 9.0 | Nonsectarian |
| St Jude School | 22.7 |
Regular elementary or secondary | Pre-KG-8 | 345 | 11.6 | Roman Catholic |
| Lucy School | 22.8 |
Special program emphasis | Pre-KG-2 | 27 | 10.8 | Nonsectarian |
| Willow Park Academy | 22.8 |
Regular elementary or secondary | Pre-KG-3 | 42 | 3.2 | Nonsectarian |
| Casa De Montessori | 22.9 |
Montessori | Pre-KG-Trans. KG | 17 | 8.5 | Nonsectarian |
| Geneva Day School | 22.9 |
Early childhood program/child care center | Pre-KG-KG | 15 | 3.8 | Nonsectarian |
| Windsor Park Children's School | 23.0 |
Early childhood program/child care center | Pre-KG-Trans. KG | 9 | 2.2 | Roman Catholic |
| Lourie Center School Of The Reginald S Lourie Ctr | 23.0 |
Special education | KG-5 | 33 | 6.6 | Nonsectarian |
| St Elizabeth Elementary School | 23.1 |
Regular elementary or secondary | KG-8 | 511 | 17.6 | Roman Catholic |
| Mother Seton Elementary School | 23.2 |
Regular elementary or secondary | Pre-KG-8 | 379 | 17.1 | Roman Catholic |
| Ganon Gil Preschool | 23.2 |
Early childhood program/child care center | Pre-KG-KG | 6 | 3.0 | Jewish |
| Celebration Christian Academy | 23.2 |
Regular elementary or secondary | Pre-KG-5 | 78 | 11.8 | Assembly of God |
| Montrose School | 23.3 |
Early childhood program/child care center | Pre-KG-KG | 4 | 4.0 | Nonsectarian |
| St James' Children's School | 23.3 |
Early childhood program/child care center | Pre-KG-KG | 14 | 9.3 | Episcopal |
| John Paul Regional School | 23.3 |
Regular elementary or secondary | Pre-KG-8 | 190 | 13.6 | Roman Catholic |
| Washington Hebrew Congregation Rjw Ecc | 23.3 |
Regular elementary or secondary | Pre-KG-2 | 58 | 29.0 | Jewish |
| Green Acres School | 23.4 |
Regular elementary or secondary | Pre-KG-8 | 292 | 6.2 | Nonsectarian |
| Childway | 23.4 |
Early childhood program/child care center | KG-KG | 20 | 20.0 | Church of God |
| Ivymount School | 23.5 |
Special education | 2-7 | 212 | 9.2 | Nonsectarian |
| Jamon Montessori Day School | 23.5 |
Montessori | Pre-KG-KG | 8 | 8.0 | Nonsectarian |
| Mays Woodson Christian Academy | 23.5 |
Regular elementary or secondary | Pre-KG-3 | 39 | 19.5 | Christian (no specific denomination) |
| Executive Child Development Center | 23.5 |
Early childhood program/child care center | Pre-KG-KG | 12 | 3.9 | Nonsectarian |
| Milford Mill Church Child Development Center | 23.6 |
Early childhood program/child care center | Pre-KG-KG | 19 | 14.6 | Methodist |
| White Flint Children's House | 23.7 |
Montessori | Pre-KG-KG | 10 | 5.0 | Nonsectarian |
| St Paul Lutheran School | 23.7 |
Regular elementary or secondary | Pre-KG-5 | 70 | 8.2 | Lutheran Church - Missouri Synod |
| Georgetown Hill Early Childhood School At Nrc | 23.8 |
Early childhood program/child care center | Pre-KG-KG | 15 | 5.8 | Nonsectarian |
| Pilgrim Christian Day School | 23.9 |
Regular elementary or secondary | Pre-KG-5 | 31 | 6.9 | Lutheran Church - Missouri Synod |
| Al-rahmah School | 24.0 |
Regular elementary or secondary | Pre-KG-8 | 230 | 12.8 | Islamic |
| St Catherine Laboure School | 24.1 |
Regular elementary or secondary | Pre-KG-8 | 202 | 12.6 | Roman Catholic |
| Trinity School | 24.3 |
Regular elementary or secondary | KG-8 | 330 | 11.7 | Roman Catholic |
| Our Lady Of Perpetual Help School | 24.3 |
Regular elementary or secondary | KG-8 | 224 | 14.1 | Roman Catholic |
| Cambridge School | 24.4 |
Regular elementary or secondary | KG-8 | 157 | 9.5 | Christian (no specific denomination) |
| The Fourth Presbyterian School | 24.5 |
Regular elementary or secondary | Pre-KG-5 | 91 | 8.6 | Presbyterian |
| Holy Cross School | 24.7 |
Regular elementary or secondary | Pre-KG-8 | 220 | 11.9 | Roman Catholic |
| St John The Baptist | 24.7 |
Regular elementary or secondary | KG-8 | 270 | 13.2 | Roman Catholic |
| Bethany Christian Day Care | 24.7 |
Early childhood program/child care center | Pre-KG-KG | 9 | 1.6 | Church of Christ |
| Crossway Community Montessori School | 24.7 |
Montessori | Pre-KG-KG | 10 | 5.0 | Nonsectarian |
| St Andrew Apostle School | 24.8 |
Regular elementary or secondary | Pre-KG-8 | 386 | 14.1 | Roman Catholic |
| Potomac Glen Day School | 24.8 |
Alternative/other | Pre-KG-Trans. KG | 23 | 11.5 | Christian (no specific denomination) |
| Hebrew Day School Of Montgomery County | 24.9 |
Regular elementary or secondary | KG-6 | 82 | 6.7 | Jewish |
| Emmanuel Lutheran School | 25.0 |
Regular elementary or secondary | KG-8 | 133 | 13.6 | Lutheran Church - Missouri Synod |
| Forcey Christian School | 25.0 |
Regular elementary or secondary | Pre-KG-5 | 328 | 15.3 | Other |
