| Inns | HS |
| 213-8 | 44 | Felsted Robins v St Edward's Martyrs | St Edward's School Ground, Oxford | 2015 |
| 199-7 | 42 | Felsted Robins v Shrewsbury Saracens | Shrewsbury School, Shrewsbury | 1988 |
| 198-8 | 36 | Felsted Robins v Rugby Meteors | Felsted School Ground, Dunmow | 1999 |
| 194 | 37 | Felsted Robins v Radley Rangers | Radley College Bigside Ground, Abingdon | 2003 |
| 186 | 43 | Felsted Robins v Old Merchant Taylors | Durrants Sports Ground, Croxley Green | 1974 |
| 185 | 43 | Felsted Robins v Old Cholmeleians | Highgate School Ground, Highgate | 1998 |
| 180-9 | 39* | Felsted Robins v Old Malvernians | Felsted School Ground, Dunmow | 1987 |
| 179-9 | 31 | Felsted Robins v Uppingham Rovers | Middle Field Pitch 1, Uppingham School | 2007 |
| 177-8 | 46 | Felsted Robins v Old Tonbridgians | Tonbridge School Ground, Tonbridge | 2001 |
| 174 | 45 | Felsted Robins v Sherborne Pilgrims | Felsted School Ground, Dunmow | 1980 |
| 173 | 36 | Felsted Robins v Oundle Rovers | Oundle School Ground, Oundle | 1970 |
| 171-9 | 40* | Felsted Robins v Old Malvernians | Felsted School Ground, Dunmow | 1979 |
| 171 | 31 | Felsted Robins v Repton Pilgrims | Felsted School Ground, Dunmow | 1994 |
| 170 | 47 | Felsted Robins v Old Merchant Taylors | Merchant Taylors' School Ground, Northwood | 2011 |
| 169 | 30 | Felsted Robins v Shrewsbury Saracens | Shrewsbury School, Shrewsbury | 1992 |
| 169 | 44 | Felsted Robins v Old Alleynians | Dulwich College Ground, Dulwich | 2009 |
| 164 | 37* | Felsted Robins v Haileybury Hermits | Felsted School Ground, Dunmow | 1997 |
| 160 | 48 | Felsted Robins v Old Cranleighans | Jubilee, Cranleigh School | 2021 |
| 157-9 | 45* | Felsted Robins v Repton Pilgrims | Repton School Ground, Repton | 1974 |
| 153 | 41 | Felsted Robins v Uppingham Rovers | Upper Field, Uppingham School | 2019 |
| 150 | 35 | Felsted Robins v Shrewsbury Saracens | Shrewsbury School, Shrewsbury | 2000 |
| 149 | 35 | Felsted Robins v Uppingham Rovers | Felsted School Ground, Dunmow | 1996 |
| 146 | 39 | Felsted Robins v Repton Pilgrims | Repton School Ground, Repton | 1985 |
| 146 | 31 | Felsted Robins v Old Tonbridgians | Felsted School Ground, Dunmow | 2004 |
| 143 | 27 | Felsted Robins v Old Alleynians | Dulwich College Ground, Dulwich | 1975 |
| 135 | 33 | Felsted Robins v Old Tonbridgians | Tonbridge School Ground, Tonbridge | 1990 |
| 132 | 31 | Felsted Robins v Old Tonbridgians | Tonbridge School Ground, Tonbridge | 1998 |
| 125 | 35 | Felsted Robins v Old Hamptonians | Hampton School, Hampton | 2024 |
| 122 | 39 | Felsted Robins v Charterhouse Friars | Charterhouse School, Godalming | 1971 |
| 119 | 40 | Felsted Robins v Eton Ramblers | Upper Club, Eton College | 2022 |
