Highest totals by Yorkshire in T20s
Highest totals
Team | Score | Overs | RR | Inns | Opposition | Ground | Result | Match Date | Scorecard |
| 260/4 | 20.0 | 13.00 | 1 | v Northants | Leeds | won | 17 Aug 2017 | Twenty20 | |
| 255/2 | 20.0 | 12.75 | 1 | v Leics | Leicester | won | 23 Jul 2019 | Twenty20 | |
| 240/4 | 20.0 | 12.00 | 1 | v Leics | Leeds | won | 15 Jun 2021 | Twenty20 | |
| 236/6 | 20.0 | 11.80 | 1 | v Lancashire | Manchester | won | 11 Jul 2025 | Twenty20 | |
| 233/6 | 20.0 | 11.65 | 1 | v Worcs | Leeds | won | 23 Jul 2017 | Twenty20 | |
| 233/6 | 20.0 | 11.65 | 1 | v Worcs | Leeds | won | 4 Jul 2025 | Twenty20 | |
| 227/5 | 20.0 | 11.35 | 1 | v Notts | Leeds | won | 7 Jul 2017 | Twenty20 | |
| 226/8 | 20.0 | 11.30 | 1 | v Bears | Leeds | won | 27 Jul 2018 | Twenty20 | |
| 224/3 | 20.0 | 11.20 | 1 | v Northants | Leeds | won | 26 Jun 2021 | Twenty20 | |
| 224/4 | 20.0 | 11.20 | 1 | v Worcs | Leeds | won | 9 Jun 2023 | Twenty20 | |
| 224/9 | 20.0 | 11.20 | 2 | v Northants | Leeds | lost | 30 May 2025 | Twenty20 | |
| 223/5 | 20.0 | 11.15 | 1 | v Notts | Nottingham | lost | 30 Jul 2017 | Twenty20 | |
| 223/6 | 20.0 | 11.15 | 1 | v Durham | Leeds | won | 20 Jul 2016 | Twenty20 | |
| 220/5 | 20.0 | 11.00 | 1 | v Derbyshire | Leeds | won | 30 Aug 2020 | Twenty20 | |
| 216/6 | 20.0 | 10.80 | 1 | v Worcs | Worcester | won | 16 Jun 2021 | Twenty20 | |
| 215/6 | 20.0 | 10.75 | 1 | v Northants | Leeds | won | 22 Jul 2016 | Twenty20 | |
| 213/7 | 20.0 | 10.65 | 1 | v Worcs | Leeds | won | 22 Jun 2010 | Twenty20 | |
| 213/7 | 20.0 | 10.65 | 1 | v Leics | Leeds | won | 8 Jun 2025 | Twenty20 | |
| 212/5 | 20.0 | 10.60 | 1 | v Worcs | Leeds | won | 25 Jul 2012 | Twenty20 | |
| 211/6 | 20.0 | 10.55 | 2 | v Leics | Leeds | lost | 8 Jul 2004 | Twenty20 | |
| 210/4 | 17.4 | 11.88 | 2 | v Durham | Leeds | won | 3 Jun 2022 | Twenty20 | |
| 210/3 | 20.0 | 10.50 | 1 | v Derbyshire | Derby | n/r | 10 Jul 2006 | Twenty20 | |
| 210/5 | 20.0 | 10.50 | 2 | v Bears | Leeds | lost | 5 Jul 2024 | Twenty20 | |
| 209/4 | 20.0 | 10.45 | 1 | v Notts | Leeds | won | 19 Jun 2015 | Twenty20 | |
| 209/8 | 20.0 | 10.45 | 2 | v Lancashire | Leeds | lost | 8 Jun 2022 | Twenty20 | |
| 208/4 | 19.3 | 10.66 | 2 | v Worcs | Worcester | won | 14 Jul 2024 | Twenty20 | |
| 207 | 19.2 | 10.70 | 2 | v Bears | Leeds | lost | 1 Jul 2022 | Twenty20 | |
| 207/7 | 20.0 | 10.35 | 1 | v Notts | Nottingham | lost | 7 Jul 2004 | Twenty20 | |
| 204/7 | 20.0 | 10.20 | 1 | v Lancashire | Birmingham | lost | 16 Jul 2022 | Twenty20 | |
| 202/8 | 20.0 | 10.10 | 2 | v Lancashire | Manchester | lost | 3 Jul 2015 | Twenty20 | |
| 202/5 | 20.0 | 10.10 | 1 | v Notts | Leeds | won | 6 Jun 2022 | Twenty20 | |
| 201/5 | 20.0 | 10.05 | 1 | v Durham | Chester-le-Street | won | 17 Jun 2022 | Twenty20 | |
| 200/3 | 20.0 | 10.00 | 1 | v Bears | Birmingham | won | 30 Aug 2019 | Twenty20 | |
| 200/5 | 20.0 | 10.00 | 1 | v Notts | Leeds | lost | 25 Jul 2014 | Twenty20 | |
| 200/3 | 20.0 | 10.00 | 1 | v Durham | Leeds | won | 5 Jul 2018 | Twenty20 | |
| 200/6 | 20.0 | 10.00 | 1 | v Derbyshire | Chesterfield | lost | 6 Jul 2025 | Twenty20 | |
| 198/4 | 19.0 | 10.42 | 2 | v Derbyshire | Leeds | won | 28 Jun 2005 | Twenty20 | |
| 198/4 | 20.0 | 9.90 | 1 | v Durham | Leeds | won | 20 Jun 2003 | Twenty20 | |
| 198/3 | 20.0 | 9.90 | 1 | v Durham | Chester-le-Street | won | 4 Sep 2020 | Twenty20 | |
| 197/2 | 18.1 | 10.84 | 2 | v Leics | Leeds | won | 16 Jun 2023 | Twenty20 | |
| 196/5 | 20.0 | 9.80 | 1 | v Notts | Leeds | won | 24 Jun 2003 | Twenty20 | |
| 195/6 | 20.0 | 9.75 | 1 | v Lancashire | Leeds | won | 1 Jun 2023 | Twenty20 | |
| 194/5 | 18.5 | 10.30 | 2 | v Durham | Leeds | won | 10 Jul 2015 | Twenty20 | |
| 191/5 | 20.0 | 9.55 | 1 | v Worcs | Leeds | won | 23 Jun 2021 | Twenty20 | |
| 190 | 20.0 | 9.50 | 1 | v Notts | Nottingham | lost | 31 Aug 2020 | Twenty20 | |
| 190/7 | 20.0 | 9.50 | 1 | v Northants | Northampton | won | 24 Jun 2022 | Twenty20 | |
| 189/7 | 20.0 | 9.45 | 2 | v Durham | Leeds | lost | 28 May 2023 | Twenty20 | |
| 188/6 | 20.0 | 9.40 | 1 | v Leics | Leicester | lost | 11 Sep 2020 | Twenty20 | |
| 188/8 | 20.0 | 9.40 | 2 | v Leics | Leicester | won | 18 Jul 2025 | Twenty20 | |
| 187/5 | 20.0 | 9.35 | 1 | v Leics | Leeds | won | 31 Jul 2018 | Twenty20 | |
| 187/7 | 20.0 | 9.35 | 1 | v Northants | Leeds | won | 29 Aug 2019 | Twenty20 | |
| 187/7 | 20.0 | 9.35 | 2 | v Worcs | Worcester | lost | 4 Jun 2010 | Twenty20 | |
| 186/5 | 20.0 | 9.30 | 1 | v Derbyshire | Leeds | won | 14 Jun 2003 | Twenty20 | |
| 186/6 | 20.0 | 9.30 | 1 | v Northants | Northampton | won | 2 Jun 2024 | Twenty20 | |
| 186/8 | 20.0 | 9.30 | 1 | v Durham | Chester-le-Street | won | 11 Jul 2014 | Twenty20 | |
| 185/8 | 20.0 | 9.25 | 1 | v Lancashire | Leeds | lost | 5 Jun 2015 | Twenty20 | |
| 184/5 | 20.0 | 9.20 | 1 | v Qalandars | Abu Dhabi | lost | 4 Oct 2018 | Twenty20 | |
| 183/5 | 20.0 | 9.15 | 2 | v Lancashire | Manchester | tied | 27 May 2022 | Twenty20 | |
| 183/4 | 20.0 | 9.15 | 1 | v Derbyshire | Chesterfield | won | 13 Jul 2014 | Twenty20 | |
| 182/1 | 18.1 | 10.01 | 2 | v Derbyshire | Leeds | won | 9 Jun 2024 | Twenty20 | |
| 182/7 | 20.0 | 9.10 | 1 | v Notts | Nottingham | won | 30 May 2023 | Twenty20 | |
| 182/7 | 20.0 | 9.10 | 1 | v Lancashire | Leeds | won | 11 Aug 2017 | Twenty20 | |
| 182/5 | 20.0 | 9.10 | 1 | v Leics | Leicester | lost | 12 Aug 2017 | Twenty20 | |
| 181/9 | 20.0 | 9.05 | 1 | v Lancashire | Leeds | lost | 9 Aug 2018 | Twenty20 | |
| 181/6 | 20.0 | 9.05 | 2 | v Notts | Leeds | lost | 19 Jul 2024 | Twenty20 | |
| 181/3 | 20.0 | 9.05 | 1 | v Northants | Northampton | won | 13 Jun 2014 | Twenty20 | |
| 180/5 | 19.3 | 9.23 | 2 | v Lancashire | Manchester | won | 6 Jun 2014 | Twenty20 | |
| 180/7 | 20.0 | 9.00 | 1 | v Notts | Leeds | lost | 3 Jul 2005 | Twenty20 | |
| 180/6 | 20.0 | 9.00 | 1 | v Lancashire | Leeds | won | 29 Jun 2012 | Twenty20 | |
| 180/5 | 20.0 | 9.00 | 1 | v Derbyshire | Leeds | won | 8 Jul 2012 | Twenty20 | |
| 180/5 | 20.0 | 9.00 | 1 | v Derbyshire | Leeds | lost | 3 Aug 2017 | Twenty20 | |
| 180/4 | 20.0 | 9.00 | 1 | v Lancashire | Leeds | won | 2 Jul 2021 | Twenty20 | |
| 180/3 | 20.0 | 9.00 | 1 | v Northants | Northampton | tied | 2 Jul 2010 | Twenty20 | |
| 180/8 | 20.0 | 9.00 | 1 | v Glamorgan | Cardiff | won | 11 Aug 2016 | Twenty20 | |
| 179/5 | 20.0 | 8.95 | 1 | v Warwickshire | Leeds | won | 21 Jul 2017 | Twenty20 | |
| 179/7 | 20.0 | 8.95 | 1 | v Worcs | Worcester | won | 15 Jul 2018 | Twenty20 | |
| 178/7 | 20.0 | 8.90 | 2 | v Lancashire | Manchester | lost | 3 Jun 2016 | Twenty20 | |
| 178/4 | 20.0 | 8.90 | 1 | v Lancashire | Leeds | won | 17 Jun 2011 | Twenty20 | |
| 177/7 | 20.0 | 8.85 | 1 | v Worcs | Leeds | lost | 2 Aug 2019 | Twenty20 | |
| 177/4 | 20.0 | 8.85 | 2 | v Bears | Leeds | tied | 4 Aug 2019 | Twenty20 | |
| 177/5 | 20.0 | 8.85 | 1 | v Leics | Leicester | lost | 6 Jul 2005 | Twenty20 | |
| 177/5 | 20.0 | 8.85 | 1 | v Northants | Northampton | won | 29 Jul 2016 | Twenty20 | |
| 177/7 | 20.0 | 8.85 | 1 | v Sussex | Chester-le-Street | lost | 24 Aug 2021 | Twenty20 | |
| 176/8 | 20.0 | 8.80 | 2 | v Bears | Leeds | lost | 22 Jun 2023 | Twenty20 | |
| 176/8 | 20.0 | 8.80 | 2 | v Durham | Chester-le-Street | lost | 29 May 2015 | Twenty20 | |
| 175/4 | 14.0 | 12.50 | 2 | v Lancashire | Manchester | lost | 20 Jul 2018 | Twenty20 | |
| 175/3 | 18.1 | 9.63 | 2 | v Worcs | Leeds | won | 25 May 2022 | Twenty20 | |
| 175/8 | 20.0 | 8.75 | 1 | v Notts | Nottingham | won | 11 Jun 2025 | Twenty20 | |
| 175 | 20.0 | 8.75 | 1 | v Derbyshire | Chesterfield | lost | 18 Jun 2022 | Twenty20 | |
| 175/9 | 20.0 | 8.75 | 1 | v Worcs | Worcester | lost | 26 May 2023 | Twenty20 | |
| 174/9 | 19.0 | 9.15 | 2 | v Leics | Leeds | lost | 6 Jul 2011 | Twenty20 | |
| 174/8 | 19.5 | 8.77 | 2 | v Notts | Nottingham | won | 26 Jun 2005 | Twenty20 | |
| 174/6 | 20.0 | 8.70 | 2 | v Notts | Nottingham | lost | 30 Jun 2006 | Twenty20 | |
| 174/6 | 20.0 | 8.70 | 1 | v Derbyshire | Leeds | won | 20 Jun 2021 | Twenty20 | |
| 173 | 19.5 | 8.72 | 2 | v Leics | Leicester | lost | 25 Jun 2021 | Twenty20 | |
| 173/8 | 20.0 | 8.65 | 1 | v Lancashire | Leeds | won | 20 Jun 2024 | Twenty20 | |
| 173/5 | 20.0 | 8.65 | 2 | v Bears | Leeds | lost | 13 Jun 2025 | Twenty20 | |
| 173/6 | 20.0 | 8.65 | 1 | v Worcs | Worcester | lost | 2 Jun 2016 | Twenty20 | |
| 172/6 | 20.0 | 8.60 | 1 | v Sussex | Cardiff | won | 25 Aug 2012 | Twenty20 | |
| 171/4 | 20.0 | 8.55 | 2 | v Derbyshire | Leeds | won | 20 Sep 2020 | Twenty20 |
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Records includes the following current or recent matches:
Sussex vs Hampshire at Lord's, Friends Provident Trophy Final, Jul 25, 2009 [List A]
Sussex vs Gloucestershire at Hove, Friends Provident Trophy 2nd Semi-Final, Jul 5, 2009 [List A]
Hampshire vs Lancashire at Manchester, Friends Provident Trophy 1st Semi-Final, Jul 5, 2009 [List A]