| 26 | Hatch House Montessori | Whitby | Site based only | Ontario Federation of Independent Schools | Visit |
| 72 | Trafalgar Castle School | Whitby | Site based only | Conference of Independent Schools of Ontario | Visit |
| 109 | Kendalwood Montessori | Whitby | Site based only | Canadian Council of Montessori Administrators (CCMA) | Visit |
| 150 | Whitby Montessori & Elementary School | Whitby | Site based only | Canadian Council of Montessori Administrators (CCMA) | Visit |
| 198 | Fairport Montessori Academy | Whitby | Site based only | Montessori Quality Assurance in Canada (MQA) | Visit |
| 474 | Cambridge International Academy | Whitby | Online/Site Based | No Association Membership | Visit |