| Inns | HS |
| 241-7 | 47* | Charterhouse Friars v Old Bedfordians | Charterhouse School, Godalming | 2012 |
| 223-7 | 41 | Charterhouse Friars v Marlborough Blues | Charterhouse School, Godalming | 2015 |
| 215 | 47 | Charterhouse Friars v Downside Wanderers | Downside School, Stratton-on-the-Fosse | 1995 |
| 207-8 | 48 | Charterhouse Friars v Old Cranleighans | Jubilee, Cranleigh School | 2014 |
| 201 | 40 | Charterhouse Friars v Old Malvernians | Malvern College Ground, Malvern | 1985 |
| 195-9 | 42 | Charterhouse Friars v Sherborne Pilgrims | Sherborne School, Sherborne | 2005 |
| 191-8 | 44 | Charterhouse Friars v Harrow Wanderers | Harrow School Cricket Ground, Harrow-on-the-Hill | 2009 |
| 185 | 33 | Charterhouse Friars v Marlborough Blues | Charterhouse School, Godalming | 1997 |
| 183-8 | 37 | Charterhouse Friars v Eton Ramblers | Agar's Plough, Eton College | 1978 |
| 171 | 40 | Charterhouse Friars v Stowe Templars | Stowe School Ground, Stowe | 2025 |
| 169-9 | 44 | Charterhouse Friars v Old Westminsters | Vincent Square, Westminster | 1991 |
| 166 | 48* | Charterhouse Friars v Rugby Meteors | Rugby School Ground, Rugby | 1997 |
| 165 | 41 | Charterhouse Friars v Old Cliftonians | Clifton College Close Ground, Clifton | 2003 |
| 163-8 | 41 | Charterhouse Friars v Old Wykehamists | Charterhouse School, Godalming | 1975 |
| 158 | 33 | Charterhouse Friars v Bradfield Waifs | Charterhouse School, Godalming | 2006 |
| 156-3 | 44 | Charterhouse Friars v Oundle Rovers | Charterhouse School, Godalming | 1996 |
| 150 | 35 | Charterhouse Friars v Repton Pilgrims | Everdon Hall, Everdon | 1967 |
| 150 | 25 | Charterhouse Friars v Old Tonbridgians | Tonbridge School Ground, Tonbridge | 1994 |
| 149 | 37 | Charterhouse Friars v Old Tonbridgians | Tonbridge School Ground, Tonbridge | 1972 |
| 146-2 | 46* | Charterhouse Friars v Bradfield Waifs | Charterhouse School, Godalming | 1976 |
| 143 | 46 | Charterhouse Friars v Eton Ramblers | Agar's Plough, Eton College | 1992 |
| 142-9 | 29 | Charterhouse Friars v Lancing Rovers | Lancing College Ground, Lancing | 1990 |
| 136-4 | 45 | Charterhouse Friars v Sherborne Pilgrims | Charterhouse School, Godalming | 1967 |
| 135 | 44 | Charterhouse Friars v Oundle Rovers | Charterhouse School, Godalming | 2010 |
| 134-5 | 41 | Charterhouse Friars v Old Brightonians | Brighton College Ground, Brighton | 2016 |
| 134-7 | 24* | Charterhouse Friars v Uppingham Rovers | Upper Field, Uppingham School | 2017 |
| 130 | 46 | Charterhouse Friars v Harrow Wanderers | Harrow School Cricket Ground, Harrow-on-the-Hill | 1996 |
| 127-8 | 39 | Charterhouse Friars v Old Eastbournians | Eastbourne College Ground, Eastbourne | 2024 |
| 126-6 | 34 | Charterhouse Friars v Felsted Robins | Charterhouse School, Godalming | 1971 |
| 122-2 | 43* | Charterhouse Friars v Old Malvernians | Malvern College Ground, Malvern | 1980 |
