Highest totals by Middlesex in T20s
Highest totals
Team | Score | Overs | RR | Inns | Opposition | Ground | Result | Match Date | Scorecard |
| 254/3 | 19.2 | 13.13 | 2 | v Surrey | The Oval | won | 22 Jun 2023 | Twenty20 | |
| 229/5 | 20.0 | 11.45 | 1 | v Somerset | Taunton | lost | 12 Jun 2025 | Twenty20 | |
| 229/9 | 20.0 | 11.45 | 1 | v Gloucs | Radlett | won | 26 May 2022 | Twenty20 | |
| 227/4 | 17.0 | 13.35 | 2 | v Somerset | Taunton | won | 30 Aug 2019 | Twenty20 | |
| 226/8 | 19.4 | 11.49 | 2 | v Essex | Chelmsford | won | 30 Jun 2023 | Twenty20 | |
| 221/5 | 20.0 | 11.05 | 1 | v Surrey | The Oval | lost | 3 Aug 2018 | Twenty20 | |
| 221/2 | 20.0 | 11.05 | 1 | v Sussex | Hove | won | 29 May 2015 | Twenty20 | |
| 217/7 | 19.4 | 11.03 | 2 | v Hampshire | Radlett | won | 15 Jun 2021 | Twenty20 | |
| 215/7 | 20.0 | 10.75 | 2 | v Kent | Lord's | lost | 16 Jun 2023 | Twenty20 | |
| 215/4 | 20.0 | 10.75 | 1 | v Somerset | Richmond | won | 4 Aug 2019 | Twenty20 | |
| 213/4 | 20.0 | 10.65 | 1 | v Glamorgan | Richmond | won | 15 Jun 2010 | Twenty20 | |
| 210/3 | 20.0 | 10.50 | 1 | v Essex | Lord's | lost | 16 Aug 2018 | Twenty20 | |
| 210/8 | 20.0 | 10.50 | 1 | v Surrey | Lord's | won | 8 Aug 2019 | Twenty20 | |
| 210/6 | 20.0 | 10.50 | 1 | v Kent | Canterbury | won | 24 Jun 2016 | Twenty20 | |
| 210/6 | 20.0 | 10.50 | 1 | v Hampshire | Southampton | won | 22 Jun 2005 | Twenty20 | |
| 209/4 | 20.0 | 10.45 | 1 | v Kent | Lord's | tied | 29 Aug 2020 | Twenty20 | |
| 209/3 | 20.0 | 10.45 | 1 | v Surrey | The Oval | won | 23 Jul 2019 | Twenty20 | |
| 209/5 | 20.0 | 10.45 | 2 | v Glamorgan | Northwood | lost | 31 May 2023 | Twenty20 | |
| 207/2 | 20.0 | 10.35 | 1 | v Kent | Canterbury | won | 26 Jun 2012 | Twenty20 | |
| 205/5 | 20.0 | 10.25 | 1 | v Kent | Lord's | won | 28 May 2015 | Twenty20 | |
| 203/6 | 20.0 | 10.15 | 1 | v Essex | Lord's | won | 27 Jul 2017 | Twenty20 | |
| 203/7 | 20.0 | 10.15 | 1 | v Essex | Chelmsford | lost | 2 Jun 2024 | Twenty20 | |
| 200/5 | 19.1 | 10.43 | 2 | v Surrey | Lord's | won | 21 Jul 2016 | Twenty20 | |
| 200/6 | 20.0 | 10.00 | 1 | v Essex | Lord's | won | 13 Jun 2010 | Twenty20 | |
| 200/9 | 20.0 | 10.00 | 1 | v Glamorgan | Cardiff | won | 2 Jul 2023 | Twenty20 | |
| 195/9 | 20.0 | 9.75 | 2 | v Somerset | Taunton | lost | 5 Jun 2011 | Twenty20 | |
| 195/7 | 20.0 | 9.75 | 2 | v Gloucs | Bristol | lost | 6 Jul 2025 | Twenty20 | |
| 195/6 | 20.0 | 9.75 | 1 | v Hampshire | Uxbridge | won | 27 May 2016 | Twenty20 | |
| 192 | 19.4 | 9.76 | 2 | v Kent | Canterbury | lost | 6 Jun 2014 | Twenty20 | |
| 190/7 | 20.0 | 9.50 | 1 | v Hampshire | Southampton | won | 11 Jun 2008 | Twenty20 | |
| 189/8 | 20.0 | 9.45 | 1 | v Kent | Beckenham | won | 25 Jun 2005 | Twenty20 | |
| 189/7 | 20.0 | 9.45 | 1 | v Kent | Beckenham | lost | 12 Aug 2018 | Twenty20 | |
| 189/5 | 20.0 | 9.45 | 1 | v Gloucs | Northwood | won | 11 Jul 2025 | Twenty20 | |
| 188/5 | 20.0 | 9.40 | 2 | v Surrey | Lord's | lost | 14 Sep 2020 | Twenty20 | |
| 188/8 | 20.0 | 9.40 | 2 | v Surrey | Lord's | lost | 9 Jun 2022 | Twenty20 | |
| 187/6 | 20.0 | 9.35 | 1 | v Kent | Southampton | won | 26 Jul 2008 | Twenty20 | |
| 187/8 | 20.0 | 9.35 | 1 | v Hampshire | Northwood | lost | 9 Jul 2025 | Twenty20 | |
| 186/7 | 20.0 | 9.30 | 2 | v Sussex | Lord's | lost | 29 May 2025 | Twenty20 | |
| 186/7 | 20.0 | 9.30 | 2 | v Somerset | Uxbridge | lost | 16 Jul 2017 | Twenty20 | |
| 185/4 | 19.0 | 9.73 | 2 | v Kent | Canterbury | won | 11 Jun 2010 | Twenty20 | |
| 185/5 | 20.0 | 9.25 | 1 | v Surrey | Lord's | won | 23 Jul 2015 | Twenty20 | |
| 185/6 | 20.0 | 9.25 | 1 | v Essex | Southgate | won | 1 Jul 2005 | Twenty20 | |
| 185/8 | 20.0 | 9.25 | 1 | v Gloucs | Uxbridge | lost | 11 Jul 2010 | Twenty20 | |
| 184 | 19.4 | 9.35 | 2 | v Sussex | Hove | lost | 17 Aug 2018 | Twenty20 | |
| 184/6 | 20.0 | 9.20 | 1 | v Kent | Canterbury | won | 16 Sep 2020 | Twenty20 | |
| 184/5 | 20.0 | 9.20 | 1 | v Essex | Chelmsford | n/r | 27 Aug 2020 | Twenty20 | |
| 184/3 | 20.0 | 9.20 | 1 | v Glamorgan | Richmond | lost | 3 Jul 2014 | Twenty20 | |
| 183/2 | 20.0 | 9.15 | 1 | v Essex | Lord's | lost | 24 Jun 2021 | Twenty20 | |
| 182/9 | 20.0 | 9.10 | 2 | v Gloucs | Cheltenham | tied | 7 Jul 2017 | Twenty20 | |
| 182/7 | 20.0 | 9.10 | 2 | v Hampshire | Southampton | lost | 31 Jul 2013 | Twenty20 | |
| 181/6 | 20.0 | 9.05 | 2 | v Surrey | Lord's | lost | 16 Jul 2025 | Twenty20 | |
| 181/8 | 20.0 | 9.05 | 1 | v Gloucs | Cheltenham | won | 11 Jul 2024 | Twenty20 | |
| 181/6 | 20.0 | 9.05 | 1 | v Hampshire | Southampton | won | 22 Jul 2016 | Twenty20 | |
| 180/5 | 20.0 | 9.00 | 1 | v Essex | Lord's | lost | 17 May 2014 | Twenty20 | |
| 179/6 | 20.0 | 8.95 | 1 | v Essex | Chelmsford | lost | 6 Jul 2018 | Twenty20 | |
| 179/8 | 20.0 | 8.95 | 1 | v Kent | Richmond | won | 20 Jul 2017 | Twenty20 | |
| 179/6 | 20.0 | 8.95 | 2 | v Gloucs | Northwood | lost | 29 May 2023 | Twenty20 | |
| 179/5 | 20.0 | 8.95 | 1 | v Gloucs | Radlett | lost | 17 Jun 2021 | Twenty20 | |
| 178/6 | 19.2 | 9.20 | 2 | v Kent | Canterbury | won | 9 Jun 2024 | Twenty20 | |
| 178/7 | 20.0 | 8.90 | 2 | v Surrey | Lord's | lost | 27 Jun 2006 | Twenty20 | |
| 178/8 | 20.0 | 8.90 | 2 | v Sussex | Lord's | lost | 30 Jun 2013 | Twenty20 | |
| 178/9 | 20.0 | 8.90 | 2 | v Hampshire | Lord's | lost | 18 Jun 2015 | Twenty20 | |
| 177 | 19.3 | 9.07 | 2 | v Surrey | Lord's | lost | 23 Jun 2005 | Twenty20 | |
| 177/7 | 20.0 | 8.85 | 1 | v Sussex | Lord's | won | 19 Jun 2008 | Twenty20 | |
| 177/5 | 20.0 | 8.85 | 2 | v Sussex | Lord's | lost | 8 Jun 2023 | Twenty20 | |
| 177/6 | 20.0 | 8.85 | 1 | v Essex | Chelmsford | lost | 6 Jul 2006 | Twenty20 | |
| 176/7 | 20.0 | 8.80 | 2 | v Kent | Lord's | lost | 1 Aug 2019 | Twenty20 | |
| 176/7 | 20.0 | 8.80 | 1 | v Lancashire | The Oval | won | 8 Jul 2008 | Twenty20 | |
| 175/5 | 20.0 | 8.75 | 1 | v Somerset | Lord's | lost | 19 Jul 2018 | Twenty20 | |
| 175/3 | 20.0 | 8.75 | 1 | v Gloucs | Bristol | lost | 15 May 2015 | Twenty20 | |
| 174/6 | 18.0 | 9.66 | 2 | v Somerset | Taunton | lost | 29 Jul 2018 | Twenty20 | |
| 174/3 | 19.4 | 8.84 | 2 | v Essex | Lord's | won | 4 Jul 2013 | Twenty20 | |
| 174/7 | 20.0 | 8.70 | 1 | v Surrey | The Oval | lost | 25 Jun 2021 | Twenty20 | |
| 174/7 | 20.0 | 8.70 | 1 | v Hampshire | Richmond | lost | 6 Jul 2005 | Twenty20 | |
| 173 | 19.0 | 9.10 | 2 | v Kent | Canterbury | lost | 23 Jun 2023 | Twenty20 | |
| 173/8 | 20.0 | 8.65 | 2 | v Surrey | Lord's | lost | 7 Jul 2011 | Twenty20 | |
| 173 | 20.0 | 8.65 | 1 | v Glamorgan | Lord's | lost | 6 Jun 2024 | Twenty20 | |
| 173/7 | 20.0 | 8.65 | 2 | v Essex | Chelmsford | lost | 24 Jun 2003 | Twenty20 | |
| 173/7 | 20.0 | 8.65 | 1 | v Essex | Chelmsford | won | 18 Jul 2010 | Twenty20 | |
| 173/8 | 20.0 | 8.65 | 1 | v Essex | Chelmsford | won | 10 Jun 2016 | Twenty20 | |
| 173/6 | 20.0 | 8.65 | 1 | v Hampshire | Southampton | won | 11 Jul 2014 | Twenty20 | |
| 172/6 | 19.0 | 9.05 | 2 | v Glamorgan | Radlett | won | 29 May 2022 | Twenty20 | |
| 172/6 | 20.0 | 8.60 | 2 | v Gloucs | Bristol | lost | 9 Aug 2018 | Twenty20 | |
| 171/3 | 17.4 | 9.67 | 2 | v Glamorgan | Radlett | won | 27 Jun 2021 | Twenty20 | |
| 171 | 19.3 | 8.76 | 2 | v Gloucs | Richmond | lost | 14 Jun 2015 | Twenty20 | |
| 171 | 19.5 | 8.62 | 1 | v Hampshire | Southampton | lost | 26 May 2023 | Twenty20 | |
| 171/7 | 20.0 | 8.55 | 1 | v Glamorgan | Cardiff | lost | 21 Jun 2022 | Twenty20 | |
| 171/7 | 20.0 | 8.55 | 1 | v Kent | Uxbridge | won | 24 Jun 2008 | Twenty20 | |
| 171/7 | 20.0 | 8.55 | 1 | v Somerset | Uxbridge | lost | 26 Jun 2015 | Twenty20 | |
| 171/5 | 20.0 | 8.55 | 1 | v Sussex | Uxbridge | lost | 24 Aug 2019 | Twenty20 | |
| 169/9 | 20.0 | 8.45 | 2 | v Surrey | Lord's | lost | 10 Jun 2021 | Twenty20 | |
| 169/5 | 20.0 | 8.45 | 1 | v Essex | Chelmsford | won | 18 Jul 2021 | Twenty20 | |
| 169/7 | 20.0 | 8.45 | 2 | v Gloucs | Chelmsford | lost | 18 Jul 2024 | Twenty20 | |
| 167/7 | 20.0 | 8.35 | 1 | v Essex | Lord's | won | 3 Sep 2020 | Twenty20 | |
| 166/3 | 17.0 | 9.76 | 2 | v Essex | Lord's | won | 18 Jul 2019 | Twenty20 | |
| 166/5 | 20.0 | 8.30 | 1 | v Essex | Lord's | won | 26 Jun 2009 | Twenty20 | |
| 166/7 | 20.0 | 8.30 | 1 | v Sussex | Lord's | won | 1 Jul 2021 | Twenty20 | |
| 166/2 | 20.0 | 8.30 | 1 | v Glamorgan | Cardiff | lost | 26 Jun 2010 | Twenty20 | |
| 166/9 | 20.0 | 8.30 | 2 | v Hampshire | Southampton | lost | 29 Jun 2006 | Twenty20 | |
| 165/3 | 17.2 | 9.51 | 2 | v Kent | Richmond | won | 19 Jun 2003 | Twenty20 |
Adjust:Most recentPast weekPast MonthPast year4 years10 years25 years
Records includes the following current or recent matches:
Australia vs New Zealand at Melbourne, ICC World Test Championship 2nd Test, Dec 26-29, 2019 [Test # 2376]
South Africa vs England at Centurion, ICC World Test Championship 1st Test, Dec 26-29, 2019 [Test # 2377]
Pakistan vs Sri Lanka at Karachi, Sri Lanka in Pakistan 2nd test, Dec 19-23, 2019 [Test # 2375]