| 26 | Kendrick School | Outstanding | Grammar · Day · 6th | Reading, South East | Outstanding |
| 27 | Langley Grammar School | Outstanding | Grammar · Day · 6th | Langley, South East | Outstanding |
| 28 | Maidstone Grammar School | 1,415 pupils | Grammar · Day · 6th | Maidstone, South East | — |
| 29 | Maidstone Grammar School for Girls | Outstanding | Grammar · Day · 6th | Maidstone, South East | Outstanding |
| 30 | Mayfield Grammar School, Gravesend | Outstanding | Grammar · Day · 6th | Gravesend, South East | Outstanding |
| 31 | Oakwood Park Grammar School | 1,088 pupils | Grammar · Day · 6th | Maidstone, South East | — |
| 32 | Queen Elizabeth's Grammar School | Good | Grammar · Day · 6th | Faversham, South East | Good |
| 33 | Rainham Mark Grammar School | Good | Grammar · Day · 6th | Gillingham, South East | Good |
| 34 | Royal Latin School | Good | Grammar · Day · 6th | Buckingham, South East | Good |
| 35 | Simon Langton Girls' Grammar School | 1,256 pupils | Grammar · Day · 6th | Canterbury, South East | — |
| 36 | Simon Langton Grammar School for Boys | 1,211 pupils | Grammar · Day · 6th | Canterbury, South East | — |
| 37 | Sir Henry Floyd Grammar School | Outstanding | Grammar · Day · 6th | Aylesbury, South East | Outstanding |
| 38 | Sir Joseph Williamson's Mathematical School | Outstanding | Grammar · Day · 6th | Rochester, South East | Outstanding |
| 39 | Sir Roger Manwood's School | Good | Grammar · Day · 6th | Sandwich, South East | Good |
| 40 | Sir William Borlase's Grammar School | Outstanding | Grammar · Day · 6th | Marlow, South East | Outstanding |
| 41 | St Bernard's Catholic Grammar School | Outstanding | Grammar · Day · 6th | Slough, South East | Outstanding |
| 42 | St George's School | 212 pupils | Grammar · Day · 6th | Newport, South East | — |
| 43 | The Folkestone School for Girls | Good | Grammar · Day · 6th | Folkestone, South East | Good |
| 44 | The Harvey Grammar School | 1,015 pupils | Grammar · Day · 6th | Folkestone, South East | — |
| 45 | The Judd School | 1,499 pupils | Grammar · Day · 6th | Tonbridge, South East | — |
| 46 | The Norton Knatchbull School | Good | Grammar · Day · 6th | Ashford, South East | Good |
| 47 | The Rochester Grammar School | Good | Grammar · Day · 6th | Rochester, South East | Good |
| 48 | The Skinners' School | Good | Grammar · Day · 6th | Tunbridge Wells, South East | Good |
| 49 | Tonbridge Grammar School | Outstanding | Grammar · Day · 6th | Tonbridge, South East | Outstanding |
| 50 | Tunbridge Wells Girls' Grammar School | Outstanding | Grammar · Day · 6th | Tunbridge Wells, South East | Outstanding |