| Inns | HS |
| 217-8 | 47 | St Edward's Martyrs v Felsted Robins | St Edward's School Ground, Oxford | 2015 |
| 205-7 | 40 | St Edward's Martyrs v Old Whitgiftians | Whitgift School, Croydon | 1974 |
| 204 | 48 | St Edward's Martyrs v Old Cliftonians | St Edward's School Ground, Oxford | 2016 |
| 191 | 49 | St Edward's Martyrs v Shrewsbury Saracens | Shrewsbury School, Shrewsbury | 2013 |
| 190 | 49 | St Edward's Martyrs v Shrewsbury Saracens | St Edward's School Ground, Oxford | 2015 |
| 186-7 | 48 | St Edward's Martyrs v Old Malvernians | Malvern College Ground, Malvern | 1979 |
| 185-9 | 44 | St Edward's Martyrs v Oundle Rovers | Oundle School Ground, Oundle | 2023 |
| 182-9 | 35 | St Edward's Martyrs v Old Amplefordians | St Edward's School Ground, Oxford | 1992 |
| 173 | 45 | St Edward's Martyrs v Old Wellingtonians | Wellington College, Crowthorne | 1980 |
| 164 | 35 | St Edward's Martyrs v Old Westminsters | Vincent Square, Westminster | 2001 |
| 160 | 39 | St Edward's Martyrs v Harrow Wanderers | Harrow School Cricket Ground, Harrow-on-the-Hill | 1969 |
| 155 | 32* | St Edward's Martyrs v Uppingham Rovers | Upper Field, Uppingham School | 2018 |
| 153 | 32 | St Edward's Martyrs v Haileybury Hermits | Haileybury College Ground, Hertford | 1993 |
| 153 | 40 | St Edward's Martyrs v Shrewsbury Saracens | Shrewsbury School, Shrewsbury | 2022 |
| 151-7 | 37 | St Edward's Martyrs v Old Cholmeleians | St Edward's School Ground, Oxford | 2019 |
| 146 | 36 | St Edward's Martyrs v Old Wykehamists | St Edward's School Ground, Oxford | 2011 |
| 145 | 48 | St Edward's Martyrs v Old Cholmeleians | Hendon Wood Lane, Mill Hill | 1972 |
| 140 | 42 | St Edward's Martyrs v Bradfield Waifs | Bradfield College, Reading | 1985 |
| 139 | 43 | St Edward's Martyrs v Sherborne Pilgrims | Sherborne School, Sherborne | 1999 |
| 138-6 | 42* | St Edward's Martyrs v Old Cranleighans | St Edward's School Ground, Oxford | 2012 |
| 137 | 37* | St Edward's Martyrs v Old Brightonians | St Edward's School Ground, Oxford | 2004 |
| 135 | 26 | St Edward's Martyrs v Old Cholmeleians | Highgate School Ground, Highgate | 1998 |
| 133 | 24 | St Edward's Martyrs v Old Malvernians | St Edward's School Ground, Oxford | 1983 |
| 133 | 40 | St Edward's Martyrs v Lancing Rovers | Lancing College Ground, Lancing | 1986 |
| 132-7 | 41 | St Edward's Martyrs v Lancing Rovers | St Edward's School Ground, Oxford | 1979 |
| 131 | 48 | St Edward's Martyrs v Old Merchant Taylors | St Edward's School Ground, Oxford | 1980 |
| 125 | 33 | St Edward's Martyrs v Radley Rangers | Radley College Bigside Ground, Abingdon | 1994 |
| 124-9 | 34 | St Edward's Martyrs v Old Malvernians | St Edward's School Ground, Oxford | 2013 |
| 123-9 | 25 | St Edward's Martyrs v Oundle Rovers | Oundle School Ground, Oundle | 1976 |
| 120 | 25 | St Edward's Martyrs v Shrewsbury Saracens | St Edward's School Ground, Oxford | 1989 |
