| 1 | Newstead Wood School Period 202425 | 100.0% | Grammar · Day · 6th | Orpington, London | Outstanding |
| 2 | The Henrietta Barnett School Period 202425 | 100.0% | Grammar · Day · 6th | London, London | Good |
| 3 | Wallington High School for Girls Period 202425 | 99.5% | Grammar · Day · 6th | Wallington, London | — |
| 4 | The Tiffin Girls' School Period 202425 | 99.4% | Grammar · Day · 6th | Kingston upon Thames, London | Outstanding |
| 5 | Woodford County High School Period 202425 | 98.9% | Grammar · Day · 6th | Woodford Green, London | Good |
| 6 | Nonsuch High School for Girls Period 202425 | 98.7% | Grammar · Day · 6th | Sutton, London | Good |
| 7 | Townley Grammar School Period 202425 | 96.9% | Grammar · Day · 6th | Bexleyheath, London | Outstanding |
| 8 | St Michael's Catholic Grammar School Period 202425 | 96.1% | Grammar · Day · 6th | London, London | Outstanding |
| 9 | Menorah High School for Girls Period 202425 | 84.7% | State · Day · 6th | London, London | — |
| 10 | Hasmonean High School for Girls Period 202425 | 83.5% | Academy · Day | London, London | Good |
| 11 | Waldegrave School Period 202425 | 82.2% | Academy · Day · 6th | Twickenham, London | — |
| 12 | Lady Margaret School Period 202425 | 81.5% | Academy · Day · 6th | London, London | Outstanding |
| 13 | The Grey Coat Hospital Period 202425 | 78.9% | Academy · Day · 6th | London, London | Outstanding |
| 14 | The Camden School for Girls Period 202425 | 78.6% | State · Day · 6th | London, London | Good |
| 15 | The Holy Cross School Period 202425 | 74.2% | Academy · Day · 6th | New Malden, London | Good |
| 16 | Eden Girls' School, Waltham Forest Period 202425 | 73.8% | Free School · Day | London, London | — |
| 17 | Prendergast School Period 202425 | 73.3% | Academy · Day · 6th | London, London | — |
| 18 | Walthamstow School for Girls Period 202425 | 72.6% | State · Day | London, London | — |
| 19 | Yesodey Hatorah Senior Girls School Period 202425 | 70.7% | State · Day | London, London | Good |
| 20 | Sacred Heart of Mary Girls' School Period 202425 | 70.0% | Academy · Day · 6th | Upminster, London | — |
| 21 | Queen Elizabeth's Girls' School Period 202425 | 69.5% | Academy · Day · 6th | Barnet, London | — |
| 22 | Langley Park School for Girls Period 202425 | 68.5% | Academy · Day · 6th | Beckenham, London | Good |
| 23 | Harris Girls Academy Bromley Period 202425 | 67.5% | Academy · Day · 6th | Beckenham, London | — |
| 24 | Sacred Heart High School Period 202425 | 67.5% | Academy · Day · 6th | London, London | — |
| 25 | The St Marylebone CofE School Period 202425 | 67.1% | Academy · Day · 6th | London, London | — |