| 1 | Pate's Grammar School | 97.1 compositeOfsted33.3 Att830.6 EM5+33.1 | Grammar · Day · 6th | Cheltenham, South West | Outstanding 2024-03-05 |
| 2 | Colchester County High School for Girls | 96.5 compositeOfsted33.3 Att829.9 EM5+33.3 | Grammar · Day · 6th | Colchester, East of England | Outstanding 2023-11-28 |
| 3 | Chelmsford County High School for Girls | 96.4 compositeOfsted33.3 Att829.9 EM5+33.1 | Grammar · Day · 6th | Chelmsford, East of England | Outstanding 2024-01-23 |
| 4 | Dr Challoner's High School | 95.8 compositeOfsted33.3 Att829.3 EM5+33.2 | Grammar · Day · 6th | Amersham, South East | Outstanding 2023-11-21 |
| 5 | St Bernard's Catholic Grammar School | 94.7 compositeOfsted33.3 Att828.6 EM5+32.7 | Grammar · Day · 6th | Slough, South East | Outstanding 2023-11-07 |
| 6 | Westcliff High School for Boys Academy | 94.6 compositeOfsted33.3 Att828.7 EM5+32.6 | Grammar · Day · 6th | Westcliff-on-Sea, East of England | Outstanding 2023-11-21 |
| 7 | Bishop Vesey's Grammar School | 94.4 compositeOfsted33.3 Att828.6 EM5+32.5 | Grammar · Day · 6th | Sutton Coldfield, West Midlands | Outstanding 2024-04-30 |
| 8 | Stroud High School | 94.3 compositeOfsted33.3 Att828.5 EM5+32.5 | Grammar · Day · 6th | Stroud, South West | Outstanding 2023-11-07 |
| 9 | Herschel Grammar School | 94.3 compositeOfsted33.3 Att828.1 EM5+32.9 | Grammar · Day · 6th | Slough, South East | Outstanding 2024-05-21 |
| 10 | Southend High School for Girls | 94.1 compositeOfsted33.3 Att827.8 EM5+33.0 | Grammar · Day · 6th | Southend-on-Sea, East of England | Outstanding 2024-07-02 |
| 11 | Wilson's School | 93.8 compositeOfsted28.3 Att832.2 EM5+33.3 | Grammar · Day · 6th | Wallington, London | Outstanding 2022-09-28×0.85 |
| 12 | Aylesbury High School | 93.8 compositeOfsted33.3 Att827.5 EM5+33.0 | Grammar · Day · 6th | Aylesbury, South East | Outstanding 2023-12-05 |
| 13 | Westcliff High School for Girls | 93.8 compositeOfsted33.3 Att828.0 EM5+32.4 | Grammar · Day · 6th | Westcliff-on-Sea, East of England | Outstanding 2024-02-06 |
| 14 | Wolverhampton Girls' High School | 93.7 compositeOfsted33.3 Att827.9 EM5+32.4 | Grammar · Day · 6th | Wolverhampton, West Midlands | Outstanding 2023-11-28 |
| 15 | King Edward VI Camp Hill School for Boys | 93.6 compositeOfsted33.3 Att828.0 EM5+32.2 | Grammar · Day · 6th | Birmingham, West Midlands | Outstanding 2023-11-22 |
| 16 | Tunbridge Wells Girls' Grammar School | 93.2 compositeOfsted33.3 Att827.2 EM5+32.6 | Grammar · Day · 6th | Tunbridge Wells, South East | Outstanding 2023-09-19 |
| 17 | Southend High School for Boys | 93.1 compositeOfsted33.3 Att827.3 EM5+32.4 | Grammar · Day · 6th | Southend-on-Sea, East of England | Outstanding 2024-06-12 |
| 18 | The Tiffin Girls' School | 93.1 compositeOfsted28.3 Att831.6 EM5+33.1 | Grammar · Day · 6th | Kingston upon Thames, London | Outstanding 2021-10-13×0.85 |
| 19 | Queen Elizabeth's School, Barnet | 93.0 compositeOfsted28.3 Att831.7 EM5+33.0 | Grammar · Day · 6th | Barnet, London | Outstanding 2022-05-17×0.85 |
| 20 | Wycombe High School | 93.0 compositeOfsted33.3 Att827.4 EM5+32.3 | Grammar · Day · 6th | High Wycombe, South East | Outstanding 2024-04-30 |
| 21 | The Crypt School | 92.9 compositeOfsted33.3 Att826.9 EM5+32.7 | Grammar · Day · 6th | Gloucester, South West | Outstanding 2024-03-12 |
| 22 | Sir Henry Floyd Grammar School | 92.8 compositeOfsted33.3 Att827.1 EM5+32.4 | Grammar · Day · 6th | Aylesbury, South East | Outstanding 2024-02-20 |
| 23 | Bournemouth School | 92.8 compositeOfsted33.3 Att827.5 EM5+32.0 | Grammar · Day · 6th | Bournemouth, South West | Outstanding 2024-02-27 |
| 24 | Kendrick School | 92.8 compositeOfsted28.3 Att831.1 EM5+33.3 | Grammar · Day · 6th | Reading, South East | Outstanding 2022-11-08×0.85 |
| 25 | King Edward VI Grammar School, Chelmsford | 92.5 compositeOfsted28.3 Att830.9 EM5+33.3 | Grammar · Day · 6th | Chelmsford, East of England | Outstanding 2021-12-08×0.85 |