| Extras |
| 46 | Old Bedfordians v Marlborough Blues | Bedford School Ground, Bedford | 2018 |
| 44 | Old Westminsters v Marlborough Blues | Vincent Square, Westminster | 2006 |
| 39 | Repton Pilgrims v Marlborough Blues | Marlborough College Ground, Marlborough | 2005 |
| 39 | Shrewsbury Saracens v Marlborough Blues | Shrewsbury School, Shrewsbury | 2007 |
| 37 | Old Tonbridgians v Marlborough Blues | Marlborough College Ground, Marlborough | 1989 |
| 37 | Old Cheltonians v Marlborough Blues | College Ground, Cheltenham | 2023 |
| 35 | Old Brightonians v Marlborough Blues | Marlborough College Ground, Marlborough | 1985 |
| 35 | Downside Wanderers v Marlborough Blues | Marlborough College Ground, Marlborough | 1986 |
| 35 | Uppingham Rovers v Marlborough Blues | Radley College Bigside Ground, Abingdon | 2006 |
| 34 | Old Whitgiftians v Marlborough Blues | Marlborough College Ground, Marlborough | 2005 |
| 32 | Felsted Robins v Marlborough Blues | Marlborough College Ground, Marlborough | 1989 |
| 32 | Sherborne Pilgrims v Marlborough Blues | Marlborough College Ground, Marlborough | 1992 |
| 32 | Old Cheltonians v Marlborough Blues | Marlborough College Ground, Marlborough | 2017 |
| 31 | Old Bedfordians v Marlborough Blues | Marlborough College Ground, Marlborough | 2017 |
| 30 | Harrow Wanderers v Marlborough Blues | Harrow School Cricket Ground, Harrow-on-the-Hill | 1994 |
| 28 | Old Whitgiftians v Marlborough Blues | Marlborough College Ground, Marlborough | 1995 |
| 28 | St Edward's Martyrs v Marlborough Blues | St Edward's School Ground, Oxford | 1996 |
| 28 | Old Wykehamists v Marlborough Blues | Ridding Field, Winchester | 1999 |
| 27 | Shrewsbury Saracens v Marlborough Blues | Marlborough College Ground, Marlborough | 1989 |
| 27 | Old Westminsters v Marlborough Blues | Vincent Square, Westminster | 1991 |
| 27 | Old Alleynians v Marlborough Blues | Dulwich College Ground, Dulwich | 1993 |
| 27 | Repton Pilgrims v Marlborough Blues | Repton School Ground, Repton | 2019 |
| 26 | Old Cliftonians v Marlborough Blues | Marlborough College Ground, Marlborough | 1984 |
| 26 | Old Whitgiftians v Marlborough Blues | Marlborough College Ground, Marlborough | 2003 |
| 26 | Repton Pilgrims v Marlborough Blues | Marlborough College Ground, Marlborough | 2021 |
| 25 | Old Cranleighans v Marlborough Blues | Jubilee, Cranleigh School | 2024 |
| 24 | Eton Ramblers v Marlborough Blues | Marlborough College Ground, Marlborough | 1975 |
| 24 | Old Cholmeleians v Marlborough Blues | Highgate School Ground, Highgate | 2002 |
| 24 | Oundle Rovers v Marlborough Blues | Oundle School Ground, Oundle | 2010 |
| 23 | Charterhouse Friars v Marlborough Blues | Charterhouse School, Godalming | 2005 |
