| Lady Eleanor Holles School
| Hampton | Middlesex | 1st-12th | none | Girls only | 850 | Church of England |
| North London Collegiate School
| Edgware | Middlesex | 3rd-12th | none | Girls only | 1080 | Non-Denominational Christian |
| Northwood College
| Northwood | Middlesex | PK-Sixth Form | none | Girls only | 780 | Non-Denominational Christian |
| St. Helen's School
| Northwood | Middlesex | K-Sixth Form | none | Girls only | 1164 | Non-Denominational Christian |