| Litchfield Montessori School | 7.5 |
Montessori | Pre-KG-6 | 64 | 6.8 | Nonsectarian |
| The Burlington Academy Of Learning | 8.7 |
Early childhood program/child care center | Pre-KG-Trans. KG | 29 | 18.1 | Nonsectarian |
| St Anthony School | 8.7 |
Regular elementary or secondary | Pre-KG-8 | 178 | 13.9 | Roman Catholic |
| Washington Montessori School | 11.6 |
Montessori | Pre-KG-8 | 234 | 8.1 | Nonsectarian |
| Liberty Baptist Child Care | 11.8 |
Early childhood program/child care center | Pre-KG-KG | 3 | 3.0 | Baptist |
| Immanuel Lutheran School | 12.8 |
Regular elementary or secondary | Pre-KG-8 | 144 | 11.7 | Lutheran Church - Missouri Synod |
| St Joseph School | 13.0 |
Regular elementary or secondary | Pre-KG-8 | 236 | 16.4 | Roman Catholic |
| St Anthony School | 13.0 |
Regular elementary or secondary | Pre-KG-8 | 126 | 15.9 | Roman Catholic |
| St John The Evangelist | 14.2 |
Regular elementary or secondary | Pre-KG-8 | 181 | 15.1 | Roman Catholic |
| St Matthew | 14.5 |
Regular elementary or secondary | Pre-KG-8 | 235 | 20.8 | Roman Catholic |
| Farmington Valley Academy, Montessori | 14.9 |
Montessori | Pre-KG-8 | 51 | 5.7 | Nonsectarian |
| St Mary Magdalen School | 14.9 |
Regular elementary or secondary | Pre-KG-8 | 246 | 23.2 | Roman Catholic |
| The Cobb School Montessori | 15.4 |
Montessori | Pre-KG-6 | 89 | 13.1 | Nonsectarian |
| Great Beginnings | 16.6 |
Early childhood program/child care center | Pre-KG-Trans. KG | 24 | 8.6 | Nonsectarian |
| Talcott Mountain Academy Of Science, Mathematics | 16.6 |
Special program emphasis | KG-8 | 65 | 7.2 | Nonsectarian |
| Yeshiva K'tana Of Waterbury | 17.3 |
Regular elementary or secondary | Pre-KG-7 | 117 | 7.3 | Jewish |
| Blessed Sacrament School | 17.4 |
Regular elementary or secondary | Pre-KG-8 | 300 | 28.6 | Roman Catholic |
| St Mary School | 17.5 |
Regular elementary or secondary | Pre-KG-8 | 248 | 19.4 | Roman Catholic |
| Kindercare Learning Center | 17.5 |
Early childhood program/child care center | Pre-KG-KG | 20 | 10.0 | Nonsectarian |
| St Mary | 17.9 |
Regular elementary or secondary | Pre-KG-8 | 414 | 24.4 | Roman Catholic |
| Childrens Community School | 18.1 |
Regular elementary or secondary | Pre-KG-5 | 92 | 14.2 | Nonsectarian |
| St Dominic School | 18.6 |
Regular elementary or secondary | Pre-KG-5 | 160 | 18.0 | Roman Catholic |
| St Francis Xavier School | 18.6 |
Regular elementary or secondary | Pre-KG-8 | 176 | 17.6 | Roman Catholic |
| Solomon Schechter Day School | 18.8 |
Regular elementary or secondary | Pre-KG-8 | 144 | 8.7 | Jewish |
| Ss Peter & Paul School | 18.8 |
Regular elementary or secondary | Pre-KG-8 | 257 | 22.5 | Roman Catholic |
| Our Lady Of Mount Carmel School | 18.9 |
Regular elementary or secondary | Pre-KG-8 | 204 | 15.1 | Roman Catholic |
| St Thomas School | 19.0 |
Regular elementary or secondary | Pre-KG-7 | 123 | 11.9 | Roman Catholic |
| Pope John Paul Ii | 19.2 |
Regular elementary or secondary | Pre-KG-8 | 168 | 12.2 | Roman Catholic |
| St Timothy Middle School | 19.4 |
Regular elementary or secondary | 6-8 | 147 | 11.8 | Roman Catholic |
| Sacred Heart School | 19.6 |
Regular elementary or secondary | Pre-KG-8 | 439 | 12.2 | Roman Catholic |
| Montessori School Greater Hartford | 19.6 |
Montessori | Pre-KG-6 | 58 | 11.6 | Nonsectarian |
| The Bess And Paul Sigel Hebrew Academy | 19.6 |
Regular elementary or secondary | Pre-KG-8 | 110 | 6.9 | Jewish |
| Creative Arts Studio | 19.8 |
Early childhood program/child care center | Pre-KG-KG | 24 | 8.0 | Nonsectarian |
| St Matthews Lutheran School | 20.2 |
Regular elementary or secondary | Pre-KG-5 | 40 | 5.6 | Lutheran Church - Missouri Synod |
| Mooreland Hill School | 20.3 |
Regular elementary or secondary | 5-8 | 34 | 3.7 | Nonsectarian |
| St Brigid School | 20.5 |
Regular elementary or secondary | Pre-KG-8 | 207 | 16.2 | Roman Catholic |
| St Hedwig School | 21.3 |
Regular elementary or secondary | Pre-KG-8 | 113 | 13.3 | Roman Catholic |
| Webb School At Cheshire | 21.7 |
Special education | 1-8 | 30 | 3.3 | Nonsectarian |
| St Paul School | 21.7 |
Regular elementary or secondary | Pre-KG-8 | 212 | 15.8 | Roman Catholic |
| St Frances Of Assisi School | 21.9 |
Regular elementary or secondary | Pre-KG-8 | 169 | 15.5 | Roman Catholic |
| Bright Horizons Day | 22.1 |
Early childhood program/child care center | Pre-KG-KG | 5 | 5.0 | Nonsectarian |
| St Augustine School | 23.0 |
Regular elementary or secondary | Pre-KG-8 | 154 | 12.2 | Roman Catholic |
| Shiloh Christian Academy | 23.2 |
Regular elementary or secondary | KG-5 | 17 | 8.5 | Christian (no specific denomination) |
| Madina Academy | 23.7 |
Regular elementary or secondary | KG-8 | 84 | 8.2 | Islamic |
| St Bridget School | 23.8 |
Regular elementary or secondary | Pre-KG-8 | 352 | 15.9 | Roman Catholic |
| Trinity Christian School | 23.9 |
Regular elementary or secondary | Pre-KG-8 | 138 | 10.7 | Christian (no specific denomination) |
| Our Lady Of Mount Carmel School | 24.4 |
Regular elementary or secondary | Pre-KG-8 | 163 | 15.5 | Roman Catholic |
| St Joseph School | 24.6 |
Regular elementary or secondary | KG-8 | 207 | 16.4 | Roman Catholic |
| Corpus Christi School | 24.6 |
Regular elementary or secondary | Pre-KG-8 | 373 | 14.0 | Roman Catholic |
| St Gabriel School | 24.7 |
Regular elementary or secondary | KG-8 | 195 | 15.7 | Roman Catholic |
| Kindercare Learning Center Inc | 25.0 |
Early childhood program/child care center | Pre-KG-KG | 22 | 11.0 | Nonsectarian |
| Kindercare Learning Ctr #569 | 25.0 |
Early childhood program/child care center | Pre-KG-KG | 25 | 12.5 | Nonsectarian |
