| 1 | The Henrietta Barnett School Period 202122 | 54.6 | Grammar · Day · 6th | London, London | Good |
| 2 | The Tiffin Girls' School Period 202122 | 54.4 | Grammar · Day · 6th | Kingston upon Thames, London | Outstanding |
| 3 | Lubavitch House School (Senior Girls) Period 202122 | 50.2 | Academy · Day · 6th | London, London | Good |
| 4 | Nonsuch High School for Girls Period 202122 | 48.7 | Grammar · Day · 6th | Sutton, London | Good |
| 5 | Newstead Wood School Period 202122 | 48.3 | Grammar · Day · 6th | Orpington, London | Outstanding |
| 6 | Wallington High School for Girls Period 202122 | 48.0 | Grammar · Day · 6th | Wallington, London | — |
| 7 | St Michael's Catholic Grammar School Period 202324 | 47.4 | Grammar · Day · 6th | London, London | Outstanding |
| 8 | The Camden School for Girls Period 202122 | 47.2 | State · Day · 6th | London, London | Good |
| 9 | Menorah High School for Girls Period 202122 | 46.9 | State · Day · 6th | London, London | — |
| 10 | The St Marylebone CofE School Period 202122 | 46.7 | Academy · Day · 6th | London, London | — |
| 11 | Hasmonean High School for Girls Period 202122 | 46.6 | Academy · Day | London, London | Good |
| 12 | Sacred Heart High School Period 202324 | 46.1 | Academy · Day · 6th | London, London | — |
| 13 | The Grey Coat Hospital Period 202122 | 45.7 | Academy · Day · 6th | London, London | Outstanding |
| 14 | Lady Margaret School Period 202122 | 45.6 | Academy · Day · 6th | London, London | Outstanding |
| 15 | Bentley Wood High School Period 202425 | 45.4 | Academy · Day · 6th | Stanmore, London | Outstanding |
| 16 | Waldegrave School Period 202122 | 45.1 | Academy · Day · 6th | Twickenham, London | — |
| 17 | Woodford County High School Period 202324 | 44.9 | Grammar · Day · 6th | Woodford Green, London | Good |
| 18 | Clapton Girls' Academy Period 202122 | 44.7 | Academy · Day · 6th | London, London | Outstanding |
| 19 | Coloma Convent Girls' School Period 202122 | 44.5 | Academy · Day · 6th | Croydon, London | Requires Improvement |
| 20 | Harris Academy Bermondsey Period 202122 | 43.5 | Academy · Day · 6th | London, London | — |
| 21 | Ricards Lodge High School Period 202122 | 43.1 | State · Day · 6th | London, London | — |
| 22 | Townley Grammar School Period 202122 | 42.7 | Grammar · Day · 6th | Bexleyheath, London | Outstanding |
| 23 | Queen Elizabeth's Girls' School Period 202122 | 42.2 | Academy · Day · 6th | Barnet, London | — |
| 24 | St Angela's Ursuline School Period 202122 | 41.6 | State · Day · 6th | London, London | Outstanding |
| 25 | Eltham Hill School Period 202122 | 41.5 | State · Day · 6th | London, London | — |