| 1 | Queen Elizabeth's School, Barnet | 76.3 compositeOfsted15.3 AAB%15.1 VA10.9 Att817.1 EM5+17.8 | Grammar · Day · 6th | Barnet, London | Outstanding 2022-05-17×0.85 |
| 2 | Wilson's School | 74.9 compositeOfsted15.3 AAB%14.3 VA10.0 Att817.4 EM5+18.0 | Grammar · Day · 6th | Wallington, London | Outstanding 2022-09-28×0.85 |
| 3 | Pate's Grammar School | 74.9 compositeOfsted18.0 AAB%12.8 VA9.7 Att816.5 EM5+17.9 | Grammar · Day · 6th | Cheltenham, South West | Outstanding 2024-03-05 |
| 4 | Reading School | 74.7 compositeOfsted18.0 AAB%11.3 VA10.8 Att816.6 EM5+18.0 | Grammar · Boarding · 6th | Reading, South East | Outstanding 2023-11-21 |
| 5 | King Edward VI School | 71.8 compositeOfsted15.3 AAB%9.7 VA12.2 Att816.7 EM5+18.0 | Grammar · Day · 6th | Stratford-upon-Avon, West Midlands | Outstanding 2021-11-30×0.85 |
| 6 | Chelmsford County High School for Girls | 71.5 compositeOfsted18.0 AAB%10.1 VA9.4 Att816.1 EM5+17.9 | Grammar · Day · 6th | Chelmsford, East of England | Outstanding 2024-01-23 |
| 7 | The Tiffin Girls' School | 71.5 compositeOfsted15.3 AAB%12.1 VA9.2 Att817.1 EM5+17.9 | Grammar · Day · 6th | Kingston upon Thames, London | Outstanding 2021-10-13×0.85 |
| 8 | King Edward VI Grammar School, Chelmsford | 71.4 compositeOfsted15.3 AAB%12.3 VA9.1 Att816.7 EM5+18.0 | Grammar · Day · 6th | Chelmsford, East of England | Outstanding 2021-12-08×0.85 |
| 9 | The London Oratory School | 70.9 compositeOfsted10.5 AAB%3.6 VA7.1 Att88.6 EM5+9.6 RWM12.4 Read9.6 Maths9.6 | Academy · Day · 6th | London, London | Outstanding 2022-09-13×0.85 |
| 10 | King Edward VI Camp Hill School for Boys | 70.1 compositeOfsted18.0 AAB%11.1 VA8.5 Att815.1 EM5+17.4 | Grammar · Day · 6th | Birmingham, West Midlands | Outstanding 2023-11-22 |
| 11 | Altrincham Grammar School for Girls | 69.7 compositeOfsted15.3 AAB%11.2 VA9.0 Att816.1 EM5+18.0 | Grammar · Day · 6th | Altrincham, North West | Outstanding 2022-10-11×0.85 |
| 12 | Colchester County High School for Girls | 69.3 compositeOfsted18.0 AAB%7.9 VA9.2 Att816.1 EM5+18.0 | Grammar · Day · 6th | Colchester, East of England | Outstanding 2023-11-28 |
| 13 | The Henrietta Barnett School | 68.9 compositeOfsted11.5 AAB%12.7 VA9.3 Att817.5 EM5+18.0 | Grammar · Day · 6th | London, London | Good 2022-05-04×0.85 |
| 14 | Dr Challoner's High School | 68.8 compositeOfsted18.0 AAB%7.3 VA9.7 Att815.8 EM5+17.9 | Grammar · Day · 6th | Amersham, South East | Outstanding 2023-11-21 |
| 15 | Colyton Grammar School | 68.6 compositeOfsted15.3 AAB%10.5 VA9.3 Att815.8 EM5+17.8 | Grammar · Day · 6th | Colyton, South West | Outstanding 2022-11-22×0.85 |
| 16 | St Michael's Catholic Grammar School | 68.5 compositeOfsted15.3 AAB%9.4 VA11.0 Att815.6 EM5+17.3 | Grammar · Day · 6th | London, London | Outstanding 2022-11-09×0.85 |
| 17 | Bishop Vesey's Grammar School | 68.5 compositeOfsted18.0 AAB%8.1 VA9.4 Att815.4 EM5+17.5 | Grammar · Day · 6th | Sutton Coldfield, West Midlands | Outstanding 2024-04-30 |
| 18 | Langley Grammar School | 68.3 compositeOfsted15.3 AAB%9.7 VA10.1 Att815.5 EM5+17.7 | Grammar · Day · 6th | Langley, South East | Outstanding 2021-11-24×0.85 |
| 19 | Dame Alice Owen's School | 68.3 compositeOfsted18.0 AAB%9.2 VA10.8 Att814.6 EM5+15.8 | Academy · Day · 6th | Potters Bar, East of England | Outstanding 2023-12-05 |
| 20 | Altrincham Grammar School for Boys | 68.3 compositeOfsted15.3 AAB%9.8 VA9.7 Att815.7 EM5+17.7 | Grammar · Day · 6th | Altrincham, North West | Outstanding 2022-09-27×0.85 |
| 21 | Westcliff High School for Boys Academy | 68.1 compositeOfsted18.0 AAB%7.6 VA9.4 Att815.5 EM5+17.6 | Grammar · Day · 6th | Westcliff-on-Sea, East of England | Outstanding 2023-11-21 |
| 22 | King Edward VI Camp Hill School for Girls | 68.1 compositeOfsted15.3 AAB%9.9 VA9.1 Att816.1 EM5+17.6 | Grammar · Day · 6th | Birmingham, West Midlands | Outstanding 2021-11-17×0.85 |
| 23 | Kendrick School | 68.0 compositeOfsted15.3 AAB%9.3 VA8.6 Att816.8 EM5+18.0 | Grammar · Day · 6th | Reading, South East | Outstanding 2022-11-08×0.85 |
| 24 | Tiffin School | 67.8 compositeOfsted11.5 AAB%12.0 VA10.8 Att815.8 EM5+17.7 | Grammar · Day · 6th | Kingston upon Thames, London | Good 2022-05-24×0.85 |
| 25 | Stroud High School | 67.8 compositeOfsted18.0 AAB%6.0 VA10.9 Att815.4 EM5+17.6 | Grammar · Day · 6th | Stroud, South West | Outstanding 2023-11-07 |