| 26 | St Gabriel's School Period 202425 | 59.7 | Independent · Day · 6th | Berkshire, South East | — |
| 27 | Charterhouse Period 202223 | 58.5 | Independent · Boarding · 6th | Godalming, South East | — |
| 28 | St Nicholas' School Period 202425 | 58.1 | Independent · Day | Fleet, South East | — |
| 29 | OneSchool Global Reading Senior Campus Period 202425 | 58.0 | Independent · Day · 6th | Unknown, South East | — |
| 30 | St James Senior Boys' School Period 202425 | 58.0 | Independent · Day · 6th | Ashford, South East | — |
| 31 | Brighton College Period 202425 | 57.9 | Independent · Boarding · 6th | Brighton, South East | — |
| 32 | Gad's Hill School Period 202425 | 57.3 | Independent · Day | Rochester, South East | — |
| 33 | Baytul Ilm Secondary School Period 202425 | 56.8 | Independent · Day | Unknown, South East | — |
| 34 | Shoreham College Period 202425 | 56.1 | Independent · Day | Unknown, South East | — |
| 35 | Thorpe House School Period 202425 | 55.4 | Independent · Day · 6th | Gerrards Cross, South East | — |
| 36 | The King's School Period 202425 | 54.8 | Independent · Day | Witney, South East | — |
| 37 | The King's School Canterbury Period 202324 | 54.0 | Independent · Boarding · 6th | Canterbury, South East | — |
| 38 | St Joseph's College Period 202425 | 52.4 | Independent · Day · 6th | Unknown, South East | — |
| 39 | Radnor House Sevenoaks Period 202425 | 52.2 | Independent · Day · 6th | Unknown, South East | — |
| 40 | Manor House School Period 202425 | 52.0 | Independent · Day | Leatherhead, South East | — |
| 41 | Dunottar School Period 202425 | 51.6 | Independent · Day · 6th | Reigate, South East | — |
| 42 | OneSchool Global UK - Hindhead Campus Period 202425 | 50.9 | Independent · Day · 6th | Hindhead, South East | — |
| 43 | St Teresa's School Period 202425 | 50.4 | Independent · Boarding · 6th | Dorking, South East | — |
| 44 | Radley College Period 202425 | 49.5 | Independent · Boarding · 6th | Unknown, South East | — |
| 45 | Queen Anne's School Period 202425 | 49.5 | Independent · Boarding · 6th | Reading, South East | — |
| 46 | Heathfield School Period 202425 | 49.5 | Independent · Boarding · 6th | Ascot, South East | — |
| 47 | Stowe School Period 202425 | 49.5 | Independent · Boarding · 6th | Buckingham, South East | — |