| 51 | The Abbey School Reading | 905 pupils | Independent · Day · 6th | Reading, South East | — ISI · Good |
| 52 | Bedford Girls' School | 906 pupils | Independent · Day · 6th | Bedford, East of England | — ISI · Good |
| 53 | King's High School | 820 pupils | Independent · Boarding · 6th | Warwickshire, West Midlands | — |
| 54 | St Marys Calne and St Margarets Prep | 498 pupils | Independent · Boarding · 6th | Calne, South West | — |
| 55 | Harrogate Ladies' College | 486 pupils | Independent · Boarding · 6th | Harrogate, Yorkshire and the Humber | — ISI · Good |
| 56 | Croydon High School | 823 pupils | Independent · Day · 6th | South Croydon, London | — ISI · Good |
| 57 | Walthamstow Hall | 473 pupils | Independent · Day · 6th | Sevenoaks, South East | — ISI · Good |
| 58 | Tormead School | 771 pupils | Independent · Day · 6th | Guildford, South East | — ISI · Good |
| 59 | Moreton Hall School | 344 pupils | Independent · Boarding · 6th | Oswestry, West Midlands | — |
| 60 | Queen's Gate School | 443 pupils | Independent · Day · 6th | London, London | — ISI · Good |
| 61 | Queenswood School | 463 pupils | Independent · Boarding · 6th | Hatfield, East of England | — ISI · Good |
| 62 | Francis Holland School | 570 pupils | Independent · Day · 6th | London, London | — |
| 63 | St Francis College | 287 pupils | Independent · Boarding · 6th | Letchworth Garden City, East of England | — ISI · Good |
| 64 | The Queen's School | 383 pupils | Independent · Day · 6th | Chester, North West | — ISI · Good |
| 65 | Loughborough High School | 523 pupils | Independent · Boarding · 6th | Unknown, East Midlands | — ISI · Good |
| 66 | The Maynard School | 425 pupils | Independent · Day · 6th | Exeter, South West | — ISI · Good |
| 67 | Adcote School for Girls | 197 pupils | Independent · Boarding · 6th | Shrewsbury, West Midlands | — ISI · Good |
| 68 | Nottingham Girls' High School GDST | 663 pupils | Independent · Day · 6th | Unknown, East Midlands | — ISI · Good |
| 69 | Farnborough Hill | 502 pupils | Independent · Day · 6th | Farnborough, South East | — ISI · Good |
| 70 | Thornton College | 358 pupils | Independent · Boarding · 6th | Milton Keynes, South East | — ISI · Good |
| 71 | Truro High School | 391 pupils | Independent · Boarding · 6th | Truro, South West | — ISI · Excellent |
| 72 | More House School | 121 pupils | Independent · Day · 6th | Knightsbridge, London | — ISI · Good |
| 73 | Sir William Perkins's School | 528 pupils | Independent · Day · 6th | Unknown, South East | — |
| 74 | St Catherine's School | 386 pupils | Independent · Day · 6th | UK, London | — |
| 75 | The Marist School | 447 pupils | Independent · Day · 6th | Ascot, South East | — ISI · Good |