| Oak Harbor Christian School | 0.5 |
Regular elementary or secondary | Pre-KG-8 | 162 | 14.6 | Christian (no specific denomination) |
| Camano Lutheran Preschool & Kindergarten | 10.3 |
Early childhood program/child care center | Pre-KG-KG | 4 | 6.7 | Evangelical Lutheran Church in America |
| Swan School | 13.5 |
Regular elementary or secondary | Pre-KG-6 | 54 | 9.3 | Nonsectarian |
| Olympic Range Carden Academy | 13.6 |
Regular elementary or secondary | Pre-KG-5 | 34 | 6.9 | Christian (no specific denomination) |
| Cedarhome Christian School | 15.2 |
Regular elementary or secondary | 1-8 | 12 | 12.0 | Seventh-Day Adventist |
| San Juan Montessori Preschool | 15.7 |
Montessori | Pre-KG-KG | 8 | 4.0 | Nonsectarian |
| Learning Ladder Cdc | 17.4 |
Early childhood program/child care center | Pre-KG-KG | 11 | 11.0 | Nonsectarian |
| Immaculate Conception Regional School | 17.4 |
Regular elementary or secondary | Pre-KG-8 | 209 | 16.6 | Roman Catholic |
| Viewcrest Christian School | 17.8 |
Regular elementary or secondary | Pre-KG-8 | 52 | 8.1 | Assembly of God |
| Cedarbrook Adventist Christian | 18.9 |
Regular elementary or secondary | 1-8 | 23 | 11.5 | Seventh-Day Adventist |
| Sunfield School | 18.9 |
Special program emphasis | Pre-KG-4 | 36 | 8.4 | Nonsectarian |
| Summersun Montessori | 19.3 |
Montessori | Pre-KG-KG | 7 | 7.0 | Nonsectarian |
| Burlington Little School | 20.2 |
Regular elementary or secondary | Pre-KG-1 | 12 | 6.0 | Nonsectarian |
| Childrens House Montessori School | 24.1 |
Montessori | Pre-KG-KG | 10 | 4.2 | Nonsectarian |
| Whidbey Island Waldorf School | 24.3 |
Special program emphasis | Pre-KG-8 | 132 | 9.7 | Nonsectarian |
| Mountain Christian School | 24.3 |
Regular elementary or secondary | KG-8 | 24 | 11.4 | Seventh-Day Adventist |
