| Abundant Life Christian Academy | 0.6 |
Regular elementary or secondary | Pre-KG-12 | 31 | 6.2 | Other |
| Oconomowoc Developmental Training Center | 2.4 |
Special education | Ungraded-Ungraded | 128 | 8.0 | Nonsectarian |
| University Lake School | 6.5 |
Regular elementary or secondary | Pre-KG-12 | 315 | 7.6 | Nonsectarian |
| Waukesha Christian Academy | 8.1 |
Regular elementary or secondary | KG-12 | 18 | 2.1 | Baptist |
| Mukwonago Baptist Academy | 12.9 |
Regular elementary or secondary | KG-11 | 62 | 5.7 | Baptist |
| St Augustine School Inc | 18.3 |
Regular elementary or secondary | KG-12 | 65 | 8.1 | Roman Catholic |
| Calvary Baptist School | 18.8 |
Regular elementary or secondary | Pre-KG-12 | 248 | 14.7 | Baptist |
| Kettle Moraine Baptist Academy | 19.1 |
Regular elementary or secondary | 1-10 | 17 | 6.5 | Baptist |
| Heritage Christian Schools | 20.3 |
Regular elementary or secondary | KG-12 | 708 | 13.1 | Christian (no specific denomination) |
| Falls Baptist Academy | 21.3 |
Regular elementary or secondary | KG-12 | 121 | 8.3 | Baptist |
| Lutheran Special School & Education Services | 21.7 |
Special education | Ungraded-Ungraded | 36 | 7.2 | Lutheran Church - Missouri Synod |
| Milwaukee Sda Junior Academy | 21.9 |
Regular elementary or secondary | KG-10 | 84 | 12.9 | Seventh-Day Adventist |
| Grace Christian Academy | 21.9 |
Regular elementary or secondary | KG-12 | 165 | 11.8 | Christian (no specific denomination) |
| Carmelite Home For Boys - School | 22.3 |
Special education | Ungraded-Ungraded | 20 | 10.0 | Roman Catholic |
| Kradwell School | 22.4 |
Special education | 5-12 | 104 | 7.4 | Nonsectarian |
| Southside Baptist School | 22.6 |
Regular elementary or secondary | KG-12 | 34 | 6.8 | Baptist |
| Hillside School At Lakeview | 23.8 |
Special education | Ungraded-Ungraded | 24 | 8.0 | Nonsectarian |
| St Coletta Day School Of Milwaukee | 23.8 |
Special education | Ungraded-Ungraded | 12 | 6.0 | Roman Catholic |
| Greendale Baptist Academy | 24.4 |
Regular elementary or secondary | Pre-KG-11 | 23 | 11.5 | Baptist |
| Early View Academy Of Excellence | 24.7 |
Regular elementary or secondary | KG-12 | 400 | 25.0 | Other |
