| 1 | 342 | JL Langer | v Surrey | Woodbridge Road, Guildford | 2006 | f49454 |
| 2 | 264 | MM Walford | v Hampshire | Clarence Park, Weston-super-Mare | 1947 | f17690 |
| 3 | 315 | JL Langer | v Middlesex | County Ground, Taunton | 2007 | f50021 |
| 4 | 322 | IVA Richards | v Warwickshire | County Ground, Taunton | 1985 | f35774 |
| 5 | 260* | CL White | v Derbyshire | County Ground, Derby | 2006 | f49481 |
| 6 | 247* | ID Blackwell | v Derbyshire | County Ground, Taunton | 2003 | f47420 |
| 7 | 167* | S Lee | v Worcestershire | Recreation Ground, Bath | 1996 | f42460 |
| 8 | 191 | GD Rose | v Sussex | County Ground, Taunton | 1997 | f43071 |
| 9 | 152 | IT Botham | v Leicestershire | Grace Road, Leicester | 1983 | f34694 |
| 10 | 120 | J Overton | v Warwickshire | Edgbaston, Birmingham | 2020 | f60177 |
| 11 | 99* | JJ Bridges | v Essex | Clarence Park, Weston-super-Mare | 1919 | f9474 |