| Extras |
| 26 | Somerset v Surrey | The Kia Oval, Kennington | 2017 |
| 25 | Somerset v Warwickshire | County Ground, Taunton | 2012 |
| 22 | Somerset v Northamptonshire | County Ground, Taunton | 2004 |
| 20 | Somerset v Gloucestershire | County Ground, Taunton | 2005 |
| 20 | Somerset v Glamorgan | County Ground, Taunton | 2013 |
| 20 | Somerset v Hampshire | The Ageas Bowl, Southampton | 2018 |
| 20 | Somerset v Worcestershire | Edgbaston, Birmingham | 2020 |
| 19 | Somerset v Gloucestershire | County Ground, Bristol | 2006 |
| 19 | Somerset v Glamorgan | Sophia Gardens, Cardiff | 2021 |
| 18 | Somerset v Warwickshire | Edgbaston, Birmingham | 2004 |
| 18 | Somerset v Kent | The Kent County Cricket Ground, Beckenham | 2010 |
| 18 | Somerset v Essex | The Cooper Associates County Ground, Taunton | 2016 |
| 18 | Somerset v Northamptonshire | County Ground, Northampton | 2024 |
| 17 | Somerset v Hampshire | County Ground, Taunton | 2010 |
| 17 | Somerset v Surrey | The Kia Oval, Kennington | 2011 |
| 17 | Somerset v Sussex | The 1st Central County Ground, Hove | 2016 |
| 17 | Somerset v Surrey | The Cooper Associates County Ground, Taunton | 2018 |
| 17 | Somerset v Surrey | The Cooper Associates County Ground, Taunton | 2022 |
| 16 | Somerset v Surrey | The Brit Oval, Kennington | 2010 |
| 16 | Somerset v Northamptonshire | County Ground, Taunton | 2013 |
| 16 | Somerset v Sussex | The 1st Central County Ground, Hove | 2023 |
| 15 | Somerset v Northamptonshire | County Ground, Northampton | 2003 |
| 15 | Somerset v Glamorgan | County Ground, Taunton | 2006 |
| 15 | Somerset v Worcestershire | County Ground, Taunton | 2008 |
| 15 | Somerset v Hampshire | The Cooper Associates County Ground, Taunton | 2017 |
| 15 | Somerset v Middlesex | The Cooper Associates County Ground, Taunton | 2021 |
| 15 | Somerset v Surrey | The Kia Oval, Kennington | 2023 |
| 14 | Somerset v Worcestershire | County Ground, Taunton | 2004 |
| 14 | Somerset v Warwickshire | Edgbaston, Birmingham | 2005 |
| 14 | Somerset v Warwickshire | County Ground, Taunton | 2006 |
| 14 | Somerset v Gloucestershire | County Ground, Taunton | 2013 |
| 14 | Somerset v Gloucestershire | County Ground, Taunton | 2014 |
| 14 | Somerset v Gloucestershire | County Ground, Bristol | 2015 |
| 14 | Somerset v Kent | Spitfire Ground, St Lawrence, Canterbury | 2015 |
| 14 | Somerset v Gloucestershire | The Cooper Associates County Ground, Taunton | 2016 |
| 14 | Somerset v Middlesex | Uxbridge Cricket Club Ground, Uxbridge | 2017 |
| 14 | Somerset v Middlesex | The Cooper Associates County Ground, Taunton | 2017 |
| 14 | Somerset v Kent | Spitfire Ground, St Lawrence, Canterbury | 2018 |
| 14 | Somerset v Surrey | The Cooper Associates County Ground, Taunton | 2021 |
| 14 | Somerset v Lancashire | The Cooper Associates County Ground, Taunton | 2021 |
| 14 | Somerset v Hampshire | The Cooper Associates County Ground, Taunton | 2022 |
| 14 | Somerset v Glamorgan | The Cooper Associates County Ground, Taunton | 2023 |
