| 1 | Altrincham Grammar School for Boys | Outstanding | Grammar · Day · 6th | Altrincham, North West | Outstanding |
| 2 | Aylesbury Grammar School | Outstanding | Grammar · Day · 6th | Aylesbury, South East | Outstanding |
| 3 | Beths Grammar School | Good | Grammar · Day · 6th | Bexley, London | Good |
| 4 | Bishop Vesey's Grammar School | Outstanding | Grammar · Day · 6th | Sutton Coldfield, West Midlands | Outstanding |
| 5 | Bishop Wordsworth's Church of England Grammar School | Outstanding | Grammar · Day · 6th | Salisbury, South West | Outstanding |
| 6 | Borden Grammar School | 928 pupils | Grammar · Day · 6th | Sittingbourne, South East | — |
| 7 | Bournemouth School | Outstanding | Grammar · Day · 6th | Bournemouth, South West | Outstanding |
| 8 | Calday Grange Grammar School | 1,479 pupils | Grammar · Day · 6th | Wirral, North West | — |
| 9 | Cambian Whinfell School | Outstanding | Grammar · Boarding · 6th | Kendal, North West | Outstanding |
| 10 | Carre's Grammar School | Good | Grammar · Day · 6th | Sleaford, East Midlands | Good |
| 11 | Colchester Royal Grammar School | Inadequate | Grammar · Boarding · 6th | Colchester, East of England | Inadequate |
| 12 | Dartford Grammar School | Outstanding | Grammar · Day · 6th | Dartford, South East | Outstanding |
| 13 | Devonport High School for Boys | Good | Grammar · Day · 6th | Plymouth, South West | Good |
| 14 | Dover Grammar School for Boys | 899 pupils | Grammar · Day · 6th | Dover, South East | — |
| 15 | Dr Challoner's Grammar School | Outstanding | Grammar · Day · 6th | Amersham, South East | Outstanding |
| 16 | Ermysted's Grammar School | Good | Grammar · Day · 6th | Skipton, Yorkshire and the Humber | Good |
| 17 | Estuary High School | Inadequate | Grammar · Day · 6th | Leigh-on-Sea, East of England | Inadequate |
| 18 | Gravesend Grammar School | 1,493 pupils | Grammar · Day · 6th | Gravesend, South East | — |
| 19 | Haberdashers' Adams | Good | Grammar · Boarding · 6th | Newport, West Midlands | Good |
| 20 | Holcombe Grammar School | 1,036 pupils | Grammar · Day · 6th | Chatham, South East | — |
| 21 | Ilford County High School | Good | Grammar · Day · 6th | Ilford, London | Good |
| 22 | John Hampden Grammar School | Outstanding | Grammar · Day · 6th | High Wycombe, South East | Outstanding |
| 23 | King Edward VI Aston School | Outstanding | Grammar · Day · 6th | Birmingham, West Midlands | Outstanding |
| 24 | King Edward VI Camp Hill School for Boys | Outstanding | Grammar · Day · 6th | Birmingham, West Midlands | Outstanding |
| 25 | King Edward VI Grammar School, Chelmsford | Outstanding | Grammar · Day · 6th | Chelmsford, East of England | Outstanding |