| 1 | Hampton School | 549 pupils → 16 unis | Independent · Day · 6th | Hampton, London | — |
| 2 | North London Collegiate School | 499 pupils → 15 unis | Independent · Day · 6th | Middlesex, London | — |
| 3 | City of London School for Girls | 450 pupils → 13 unis | Independent · Day · 6th | London, London | — |
| 4 | Bromsgrove School | 386 pupils → 15 unis | Independent · Boarding · 6th | Bromsgrove, West Midlands | — |
| 5 | Tonbridge School | 323 pupils → 22 unis | Independent · Boarding · 6th | Tonbridge, South East | — |
| 6 | Latymer Upper School and Latymer Prep | 305 pupils → 17 unis | Independent · Day · 6th | London, London | — |
| 7 | Marlborough College | 304 pupils → 12 unis | Independent · Boarding · 6th | Wiltshire, South West | — |
| 8 | St Albans High School for Girls | 286 pupils → 16 unis | Independent · Day · 6th | Unknown, East of England | — |
| 9 | Charterhouse | 271 pupils → 15 unis | Independent · Boarding · 6th | Godalming, South East | — |
| 10 | St Paul's School | 227 pupils → 14 unis | Independent · Boarding · 6th | London, London | — |
| 11 | Guildford High School | 224 pupils → 17 unis | Independent · Day · 6th | Guildford, South East | — |
| 12 | King Edward VI High School for Girls | 222 pupils → 17 unis | Independent · Day · 6th | Birmingham, West Midlands | — |
| 13 | Magdalen College School | 216 pupils → 17 unis | Independent · Day · 6th | Oxford, South East | — |
| 14 | Trinity School | 212 pupils → 15 unis | Independent · Day · 6th | Unknown, London | — |
| 15 | The Godolphin and Latymer School | 174 pupils → 15 unis | Independent · Day · 6th | London, London | — |
| 16 | Wycombe Abbey | 150 pupils → 9 unis | Independent · Boarding · 6th | High Wycombe, South East | — |
| 17 | City of London School | 147 pupils → 15 unis | Independent · Day · 6th | London, London | — |
| 18 | St Paul's Girls' School | 140 pupils → 13 unis | Independent · Day · 6th | London, London | — |
| 19 | Westminster School | 134 pupils → 8 unis | Independent · Boarding · 6th | London, London | — |
| 20 | Dulwich College | 132 pupils → 14 unis | Independent · Boarding · 6th | London, London | — |