| St Andrew Parish School | 1.0 |
Regular elementary or secondary | KG-8 | 140 | 11.4 | Roman Catholic |
| Delavan Christian School | 1.2 |
Regular elementary or secondary | Pre-KG-8 | 86 | 11.5 | Calvinist |
| First Lutheran School | 5.9 |
Regular elementary or secondary | Pre-KG-8 | 57 | 11.6 | Wisconsin Evangelical Lutheran Synod |
| St Patrick Parish School | 6.5 |
Regular elementary or secondary | KG-7 | 98 | 9.7 | Roman Catholic |
| First Lutheran School | 11.2 |
Regular elementary or secondary | Pre-KG-8 | 64 | 12.8 | Wisconsin Evangelical Lutheran Synod |
| St Francis De Sales School | 12.1 |
Regular elementary or secondary | Pre-KG-8 | 165 | 15.0 | Roman Catholic |
| Mount Zion Christian School | 12.4 |
Regular elementary or secondary | KG-8 | 59 | 9.4 | Christian (no specific denomination) |
| Rock Prairie Montessori | 16.1 |
Montessori | Pre-KG-3 | 34 | 10.3 | Nonsectarian |
| Good Shepherd Lutheran School | 16.4 |
Regular elementary or secondary | Pre-KG-5 | 38 | 9.5 | Lutheran Church - Missouri Synod |
| St Peter Elementary School | 16.9 |
Regular elementary or secondary | Pre-KG-8 | 97 | 9.4 | Roman Catholic |
| Woodland Christian School | 17.3 |
Regular elementary or secondary | KG-8 | 27 | 13.5 | Seventh-Day Adventist |
| St Pauls Lutheran School | 17.5 |
Regular elementary or secondary | Pre-KG-8 | 78 | 13.0 | Wisconsin Evangelical Lutheran Synod |
| St John Vianney School | 18.2 |
Regular elementary or secondary | Pre-KG-8 | 239 | 18.4 | Roman Catholic |
| St Pauls Lutheran School | 18.2 |
Regular elementary or secondary | Pre-KG-8 | 269 | 12.5 | Lutheran Church - Missouri Synod |
| St Matthews Lutheran School | 18.7 |
Regular elementary or secondary | Pre-KG-8 | 116 | 18.1 | Wisconsin Evangelical Lutheran Synod |
| St Johns Lutheran School | 18.8 |
Regular elementary or secondary | Pre-KG-8 | 151 | 14.5 | Wisconsin Evangelical Lutheran Synod |
| St Mary Elementary School | 18.9 |
Regular elementary or secondary | Pre-KG-8 | 132 | 10.7 | Roman Catholic |
| St Patrick Elem School | 19.0 |
Regular elementary or secondary | Pre-KG-8 | 83 | 8.1 | Roman Catholic |
| Rock County Christian School-janesville | 19.1 |
Regular elementary or secondary | Pre-KG-5 | 78 | 11.3 | Christian (no specific denomination) |
| St Marys School | 19.4 |
Regular elementary or secondary | KG-8 | 292 | 15.5 | Roman Catholic |
| St Charles School | 19.5 |
Regular elementary or secondary | Pre-KG-8 | 193 | 15.9 | Roman Catholic |
| Nature's Classroom Montessori | 19.7 |
Montessori | Pre-KG-6 | 22 | 6.1 | Nonsectarian |
| St William Catholic School | 20.0 |
Regular elementary or secondary | Pre-KG-8 | 180 | 14.5 | Roman Catholic |
| St Johns Lutheran School | 21.2 |
Regular elementary or secondary | Pre-KG-8 | 30 | 4.6 | Lutheran Church - Missouri Synod |
| St Paul Evang Lutheran School | 21.3 |
Regular elementary or secondary | Pre-KG-8 | 222 | 17.9 | Wisconsin Evangelical Lutheran Synod |
| St Joseph Elem School | 21.3 |
Regular elementary or secondary | Pre-KG-8 | 117 | 10.6 | Roman Catholic |
| Brother Dutton Catholic School | 21.8 |
Regular elementary or secondary | Pre-KG-8 | 70 | 8.6 | Roman Catholic |
| St Alphonsus School | 22.1 |
Regular elementary or secondary | Pre-KG-8 | 111 | 11.8 | Roman Catholic |
| St Paul's Lutheran School | 22.4 |
Regular elementary or secondary | Pre-KG-8 | 175 | 15.9 | Wisconsin Evangelical Lutheran Synod |
| St Johns Evangelical Lutheran School | 23.3 |
Regular elementary or secondary | Pre-KG-8 | 70 | 12.5 | Wisconsin Evangelical Lutheran Synod |
| St James Catholic School | 24.0 |
Regular elementary or secondary | KG-8 | 111 | 11.0 | Roman Catholic |
| St Thomas Aquinas School | 24.5 |
Regular elementary or secondary | KG-8 | 201 | 15.9 | Roman Catholic |
| St Peters Lutheran School & Rainbow Preschool | 24.8 |
Regular elementary or secondary | Pre-KG-8 | 51 | 8.4 | Lutheran Church - Missouri Synod |
