| 243-4 | Glamorgan v Somerset | Sophia Gardens, Cardiff | 2024 | tt13983 |
| 231-5 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2018 | tt7142 |
| 227-4 | Gloucestershire v Somerset | County Ground, Bristol | 2006 | tt411 |
| 227-7 | Kent v Somerset | County Ground, Taunton | 2015 | tt4938 |
| 227-4 | Middlesex v Somerset | The Cooper Associates County Ground, Taunton | 2019 | tt8112 |
| 222-3 | Sussex v Somerset | The 1st Central County Ground, Hove | 2016 | tt5735 |
| 216-5 | Hampshire v Somerset | County Ground, Taunton | 2010 | tt1841 |
| 216-7 | Sussex v Somerset | The Cooper Associates County Ground, Taunton | 2022 | tt10883 |
| 215-4 | Middlesex v Somerset | Old Deer Park, Richmond | 2019 | tt8027 |
| 213-7 | Worcestershire v Somerset | Edgbaston, Birmingham | 2020 | tt8932 |
| 209-5 | Essex v Somerset | Recreation Ground, Bath | 2011 | tt2311 |
| 208-1 | Surrey v Somerset | The Kia Oval, Kennington | 2015 | tt5085 |
| 208-5 | Hampshire v Somerset | The Cooper Associates County Ground, Taunton | 2022 | tt11020 |
| 207-5 | Northamptonshire v Somerset | County Ground, Taunton | 2004 | tt106 |
| 207-5 | Faisalabad Wolves v Somerset | Grace Road, Leicester | 2005 | tt243 |
| 206-6 | Glamorgan v Somerset | County Ground, Taunton | 2006 | tt432 |
| 206-6 | Royal Challengers Bangalore v Somerset | M Chinnaswamy Stadium, Bangalore | 2011/12 | tt2426 |
| 206-7 | Kent v Somerset | The Cooper Associates County Ground, Taunton | 2023 | tt12416 |
| 203-4 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2019 | tt8019 |
| 203-6 | Gloucestershire v Somerset | The Cooper Associates County Ground, Taunton | 2020 | tt8982 |
| 202-8 | Sussex v Somerset | Edgbaston, Birmingham | 2018 | tt7228 |
| 202-7 | Kent v Somerset | The Cooper Associates County Ground, Taunton | 2022 | tt10955 |
| 201-4 | Northamptonshire v Somerset | County Ground, Taunton | 2008 | tt914 |
| 200-7 | Worcestershire v Somerset | County Ground, New Road, Worcester | 2006 | tt423 |
| 200-2 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2016 | tt5714 |
| 199-8 | Gloucestershire v Somerset | County Ground, Taunton | 2010 | tt1774 |
| 198-6 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2024 | tt13730 |
| 198-5 | Northamptonshire v Somerset | County Ground, Northampton | 2024 | tt14146 |
| 196-5 | Gloucestershire v Somerset | The Cooper Associates County Ground, Taunton | 2024 | tt13904 |
| 195-5 | Worcestershire v Somerset | County Ground, Taunton | 2005 | tt178 |
| 195-9 | Middlesex v Somerset | County Ground, Taunton | 2011 | tt2217 |
| 195-7 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2014 | tt4451 |
| 195-9 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2023 | tt12349 |
| 194-2 | Glamorgan v Somerset | County Ground, Taunton | 2004 | tt78 |
| 193-7 | Glamorgan v Somerset | Sophia Gardens, Cardiff | 2003 | tt15 |
| 193-6 | Warwickshire v Somerset | Edgbaston, Birmingham | 2009 | tt1341 |
| 193-6 | Essex v Somerset | The Cooper Associates County Ground, Taunton | 2024 | tt13702 |
| 191-5 | Northamptonshire v Somerset | County Ground, Taunton | 2005 | tt216 |
| 191-5 | Northamptonshire v Somerset | County Ground, Taunton | 2006 | tt402 |
| 191-5 | Worcestershire v Somerset | County Ground, New Road, Worcester | 2013 | tt3757 |
| 190-6 | Gloucestershire v Somerset | County Ground, Taunton | 2013 | tt3678 |
| 190 | Hampshire v Somerset | The Cooper Associates County Ground, Taunton | 2017 | tt6361 |
| 190 | Nottinghamshire v Somerset | The Cooper Associates County Ground, Taunton | 2018 | tt7175 |
| 190-6 | Hampshire v Somerset | Edgbaston, Birmingham | 2022 | tt11144 |
| 190-9 | Surrey v Somerset | The Kia Oval, Kennington | 2023 | tt12408 |
| 190-5 | Gloucestershire v Somerset | Seat Unique Stadium, Bristol | 2024 | tt13838 |
| 189-4 | Gloucestershire v Somerset | County Ground, Bristol | 2019 | tt8078 |
| 188-7 | Warwickshire v Somerset | County Ground, Taunton | 2003 | tt3 |
| 188-6 | Gloucestershire v Somerset | The Cooper Associates County Ground, Taunton | 2018 | tt7018 |
| 188-3 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2021 | tt9644 |
| 188-5 | Essex v Somerset | The Cloud County Ground, Chelmsford | 2022 | tt11005 |
| 187-5 | Warwickshire v Somerset | County Ground, Taunton | 2009 | tt1237 |
| 187-5 | Kent v Somerset | The Cooper Associates County Ground, Taunton | 2016 | tt5804 |
| 187-7 | Essex v Somerset | The Cooper Associates County Ground, Taunton | 2021 | tt9616 |
| 186-9 | Glamorgan v Somerset | Sophia Gardens, Cardiff | 2006 | tt382 |
| 186-4 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2016 | tt5754 |
| 186-7 | Middlesex v Somerset | Uxbridge Cricket Club Ground, Uxbridge | 2017 | tt6334 |
| 186 | Essex v Somerset | The Cloud County Ground, Chelmsford | 2023 | tt12367 |
| 186-8 | Gloucestershire v Somerset | The Cooper Associates County Ground, Taunton | 2023 | tt12392 |
| 184-8 | Sussex v Somerset | The Cooper Associates County Ground, Taunton | 2019 | tt8006 |
| 184-9 | Lancashire v Somerset | The Cooper Associates County Ground, Taunton | 2021 | tt9937 |
| 183-8 | Glamorgan v Somerset | Sophia Gardens, Cardiff | 2005 | tt169 |
| 183-6 | Glamorgan v Somerset | The Cooper Associates County Ground, Taunton | 2017 | tt6421 |
| 183-8 | Sussex v Somerset | The 1st Central County Ground, Hove | 2023 | tt12205 |
| 182-5 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2024 | tt13940 |
| 181-3 | Hampshire v Somerset | The Ageas Bowl, Southampton | 2016 | tt5862 |
| 181-7 | Surrey v Somerset | The Kia Oval, Kennington | 2017 | tt6318 |
| 181-3 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2017 | tt6363 |
| 181-9 | Hampshire v Somerset | The Cooper Associates County Ground, Taunton | 2018 | tt7080 |
| 181-9 | Glamorgan v Somerset | The Cooper Associates County Ground, Taunton | 2018 | tt7129 |
| 180-5 | Glamorgan v Somerset | Sophia Gardens, Cardiff | 2019 | tt7967 |
| 178-5 | Glamorgan v Somerset | County Ground, Taunton | 2012 | tt2995 |
| 178-2 | Gloucestershire v Somerset | County Ground, Taunton | 2015 | tt5013 |
| 178-7 | Essex v Somerset | The Cooper Associates County Ground, Taunton | 2016 | tt5744 |
| 178-4 | Hampshire v Somerset | The Ageas Bowl, Southampton | 2023 | tt12305 |
| 178 | Hampshire v Somerset | The Cooper Associates County Ground, Taunton | 2024 | tt13756 |
| 177-6 | Warwickshire v Somerset | Edgbaston, Birmingham | 2008 | tt977 |
| 177-7 | Essex v Somerset | County Ground, Taunton | 2010 | tt1766 |
| 177-8 | Gloucestershire v Somerset | The Cooper Associates County Ground, Taunton | 2022 | tt10996 |
| 176-8 | Worcestershire v Somerset | County Ground, Taunton | 2009 | tt1317 |
| 176-3 | Glamorgan v Somerset | County Ground, Taunton | 2014 | tt4369 |
| 176 | Essex v Somerset | The Essex County Ground, Chelmsford | 2015 | tt4931 |
| 176-9 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2018 | tt7120 |
| 175-7 | Hampshire v Somerset | County Ground, Taunton | 2014 | tt4382 |
| 175-6 | Sussex v Somerset | County Ground, Taunton | 2015 | tt4922 |
| 175-5 | Middlesex v Somerset | Lord's Cricket Ground, St John's Wood | 2018 | tt7051 |
| 175-6 | Hampshire v Somerset | The Ageas Bowl, Southampton | 2021 | tt9812 |
| 174-5 | Glamorgan v Somerset | County Ground, Taunton | 2007 | tt676 |
| 174-6 | Middlesex v Somerset | The Cooper Associates County Ground, Taunton | 2018 | tt7074 |
| 174-6 | Hampshire v Somerset | The Cooper Associates County Ground, Taunton | 2019 | tt8000 |
| 173 | Gloucestershire v Somerset | County Ground, Bristol | 2009 | tt1327 |
| 173-6 | Essex v Somerset | The Ford County Ground, Chelmsford | 2010 | tt1844 |
| 173-5 | Hampshire v Somerset | The Rose Bowl, Southampton | 2010 | tt1894 |
| 173-7 | Worcestershire v Somerset | County Ground, Taunton | 2012 | tt3028 |
| 173-7 | Surrey v Somerset | County Ground, Taunton | 2014 | tt4326 |
| 173-6 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2015 | tt5035 |
| 173-7 | Glamorgan v Somerset | The Cooper Associates County Ground, Taunton | 2022 | tt10896 |
| 172-8 | Warwickshire v Somerset | Edgbaston, Birmingham | 2005 | tt223 |
| 172-6 | Leicestershire v Somerset | Grace Road, Leicester | 2005 | tt245 |
| 172-7 | Sussex v Somerset | Edgbaston, Birmingham | 2009 | tt1352 |
| 171-6 | Surrey v Somerset | The Brit Oval, Kennington | 2010 | tt1822 |
| 171-7 | Middlesex v Somerset | Uxbridge Cricket Club Ground, Uxbridge | 2015 | tt4994 |
| 171-5 | Glamorgan v Somerset | The SSE SWALEC Stadium, Cardiff | 2017 | tt6330 |
| 171-6 | Northamptonshire v Somerset | County Ground, Northampton | 2020 | tt8905 |
| 171 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2022 | tt11078 |
| 171 | Glamorgan v Somerset | Sophia Gardens, Cardiff | 2023 | tt12376 |
| 170-5 | Glamorgan v Somerset | The SWALEC Stadium, Cardiff | 2008 | tt921 |
| 170-5 | Glamorgan v Somerset | County Ground, Taunton | 2008 | tt942 |
| 170-4 | Glamorgan v Somerset | County Ground, Taunton | 2015 | tt4999 |
| 170-6 | Essex v Somerset | The Cloudfm County Ground, Chelmsford | 2017 | tt6322 |
| 169-3 | Warwickshire v Somerset | County Ground, Taunton | 2006 | tt391 |
| 169-5 | Nottinghamshire v Somerset | Trent Bridge, Nottingham | 2011 | tt2362 |
| 169-5 | Sussex v Somerset | The 1st Central County Ground, Hove | 2018 | tt7101 |
| 168-7 | Worcestershire v Somerset | County Ground, Taunton | 2013 | tt3715 |
| 168-6 | Gloucestershire v Somerset | County Ground, Taunton | 2014 | tt4435 |
| 168-3 | Gloucestershire v Somerset | The Cooper Associates County Ground, Taunton | 2016 | tt5790 |
| 168-4 | Worcestershire v Somerset | The Cooper Associates County Ground, Taunton | 2020 | tt8971 |
| 168-8 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2021 | tt9784 |
| 167-3 | Hampshire v Somerset | County Ground, Taunton | 2015 | tt4945 |
| 167-7 | Kent v Somerset | Edgbaston, Birmingham | 2021 | tt10014 |
| 166-6 | Northamptonshire v Somerset | County Ground, Northampton | 2003 | tt25 |
| 166-6 | Worcestershire v Somerset | County Ground, New Road, Worcester | 2008 | tt951 |
| 166-8 | Glamorgan v Somerset | County Ground, Taunton | 2011 | tt2280 |
| 165-6 | Worcestershire v Somerset | County Ground, New Road, Worcester | 2009 | tt1272 |
| 165-3 | Warwickshire v Somerset | Edgbaston, Birmingham | 2013 | tt3766 |
| 165-8 | Gloucestershire v Somerset | County Ground, Bristol | 2015 | tt4969 |
| 165-9 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2019 | tt7976 |
| 165-8 | Hampshire v Somerset | The Cooper Associates County Ground, Taunton | 2021 | tt9759 |
| 164-5 | Kent v Somerset | County Ground, Taunton | 2014 | tt4343 |
| 163-8 | Kent v Somerset | The Nevill Ground, Tunbridge Wells | 2011 | tt2207 |
| 163-2 | Kent v Somerset | The Cooper Associates County Ground, Taunton | 2018 | tt7032 |
| 163-8 | Gloucestershire v Somerset | County Ground, Bristol | 2020 | tt9013 |
| 163 | Surrey v Somerset | The Kia Oval, Kennington | 2024 | tt13713 |
| 162-8 | Gloucestershire v Somerset | County Ground, Taunton | 2009 | tt1250 |
| 162-6 | Middlesex v Somerset | The Cooper Associates County Ground, Taunton | 2017 | tt6352 |
| 162-6 | Kent v Somerset | Spitfire Ground, St Lawrence, Canterbury | 2022 | tt10818 |
| 161-5 | Worcestershire v Somerset | County Ground, New Road, Worcester | 2003 | tt44 |
| 161-6 | Warwickshire v Somerset | Edgbaston, Birmingham | 2007 | tt649 |
| 161-3 | Kolkata Knight Riders v Somerset | Rajiv Gandhi International Stadium, Uppal, Hyderabad | 2011/12 | tt2387 |
| 161-7 | Middlesex v Somerset | County Ground, Taunton | 2014 | tt4472 |
| 161-7 | Gloucestershire v Somerset | County Ground, Bristol | 2021 | tt9793 |
| 160-7 | Surrey v Somerset | County Ground, Taunton | 2010 | tt1753 |
| 160-5 | Mumbai Indians v Somerset | MA Chidambaram Stadium, Chepauk, Chennai | 2011/12 | tt2434 |
| 160-6 | Gloucestershire v Somerset | Brightside Ground, Bristol | 2016 | tt5762 |
| 160-9 | Glamorgan v Somerset | Sophia Gardens, Cardiff | 2018 | tt7054 |
| 160-6 | Gloucestershire v Somerset | The Cooper Associates County Ground, Taunton | 2021 | tt9841 |
| 160-6 | Middlesex v Somerset | Lord's Cricket Ground, St John's Wood | 2022 | tt11055 |
| 159 | Sussex v Somerset | County Ground, Taunton | 2010 | tt1801 |
| 158-4 | Surrey v Somerset | The Kia Oval, Kennington | 2019 | tt8096 |
| 158-9 | Sussex v Somerset | The Cooper Associates County Ground, Taunton | 2024 | tt13978 |
| 157-6 | Surrey v Somerset | The Cooper Associates County Ground, Taunton | 2017 | tt6397 |
| 157 | Kent v Somerset | The Cooper Associates County Ground, Taunton | 2021 | tt9676 |
| 157-6 | Nottinghamshire v Somerset | The Cooper Associates County Ground, Taunton | 2023 | tt12422 |
| 157-7 | Hampshire v Somerset | Utilita Bowl, Southampton | 2024 | tt13957 |
| 156-3 | Glamorgan v Somerset | The SSE SWALEC Stadium, Cardiff | 2016 | tt5847 |
| 155-7 | Sussex v Somerset | County Ground, Hove | 2010 | tt1723 |
| 155-6 | Middlesex v Somerset | Lord's Cricket Ground, St John's Wood | 2010 | tt1740 |
| 155-9 | Gloucestershire v Somerset | County Ground, Taunton | 2011 | tt2325 |
| 155-8 | Kolkata Knight Riders v Somerset | Rajiv Gandhi International Stadium, Uppal, Hyderabad | 2011/12 | tt2381 |
| 155-2 | Middlesex v Somerset | The Kia Oval, Kennington | 2014 | tt4387 |
| 154-8 | Northamptonshire v Somerset | County Ground, Northampton | 2005 | tt237 |
| 154-8 | Surrey v Somerset | The Kia Oval, Kennington | 2016 | tt5811 |
| 153-8 | Leicestershire v Somerset | The Brit Oval, Kennington | 2005 | tt240 |
| 153-9 | Deccan Chargers v Somerset | Rajiv Gandhi International Stadium, Uppal, Hyderabad | 2009/10 | tt1366 |
| 153 | Glamorgan v Somerset | The Cooper Associates County Ground, Taunton | 2023 | tt12223 |
| 153-9 | Surrey v Somerset | Edgbaston, Birmingham | 2024 | tt14167 |
| 152-9 | Gloucestershire v Somerset | County Ground, Bristol | 2010 | tt1862 |
| 152-7 | Northamptonshire v Somerset | County Ground, Taunton | 2013 | tt3690 |
| 152-3 | Gloucestershire v Somerset | Brightside Ground, Bristol | 2017 | tt6386 |
| 152-5 | Nottinghamshire v Somerset | Trent Bridge, Nottingham | 2017 | tt6452 |
| 152 | Glamorgan v Somerset | The Cooper Associates County Ground, Taunton | 2019 | tt8083 |
| 151-6 | Northamptonshire v Somerset | County Ground, Northampton | 2006 | tt378 |
| 151-7 | Surrey v Somerset | The Kia Oval, Kennington | 2013 | tt3781 |
| 151-4 | Kent v Somerset | The Cooper Associates County Ground, Taunton | 2017 | tt6416 |
| 151 | Kent v Somerset | The Cooper Associates County Ground, Taunton | 2019 | tt8048 |
| 151-4 | Essex v Somerset | The Cloudfm County Ground, Chelmsford | 2021 | tt9785 |
| 151 | Gloucestershire v Somerset | Seat Unique Stadium, Bristol | 2023 | tt12322 |
| 150-9 | Trinidad and Tobago v Somerset | M Chinnaswamy Stadium, Bangalore | 2009/10 | tt1369 |
| 150-8 | Northamptonshire v Somerset | County Ground, Northampton | 2013 | tt3722 |
| 150 | Hampshire v Somerset | Edgbaston, Birmingham | 2021 | tt10011 |