| Team | P | W | L | NRR | For | Against |
|---|---|---|---|---|---|---|
| Gloucestershire Gladiators | 8 | 6 | 1 | +1.890 | 1231 / 132.0 | 1041 / 140.0 |
| Nottinghamshire Outlaws | 7 | 5 | 0 | +1.464 | 870 / 87.4 | 846 / 100.0 |
| Kent Spitfires | 7 | 4 | 1 | +0.670 | 1134 / 119.5 | 1193 / 135.4 |
| Lancashire Lightning | 7 | 4 | 1 | +0.565 | 785 / 95.1 | 899 / 117.0 |
| Surrey Lions | 7 | 4 | 1 | +0.463 | 917 / 108.5 | 994 / 124.5 |
| Sussex Sharks | 7 | 4 | 2 | +0.289 | 1144 / 130.1 | 1020 / 120.0 |
| Northamptonshire Steelbacks | 8 | 4 | 3 | +0.144 | 1036 / 134.3 | 1028 / 136.0 |
| Warwickshire Bears | 8 | 4 | 3 | -1.477 | 914 / 130.0 | 1055 / 124.0 |
| Yorkshire Carnegie | 7 | 2 | 3 | +0.930 | 941 / 100.0 | 824 / 97.1 |
| Somerset | 7 | 2 | 4 | +0.380 | 1002 / 108.1 | 995 / 112.0 |
| Middlesex Panthers | 7 | 2 | 3 | -0.061 | 1168 / 140.0 | 1000 / 119.0 |
| Welsh Dragons | 7 | 2 | 4 | -0.102 | 811 / 116.0 | 811 / 114.2 |
| Durham Dynamos | 7 | 2 | 4 | -0.208 | 1015 / 115.2 | 1048 / 116.2 |
| Leicestershire Foxes | 8 | 2 | 3 | -0.545 | 915 / 120.0 | 738 / 90.2 |
| Worcestershire Royals | 8 | 2 | 5 | -0.834 | 1187 / 140.0 | 1251 / 134.2 |
| Essex Eagles | 7 | 1 | 4 | -0.391 | 1003 / 121.3 | 1209 / 139.5 |
| Hampshire Royals | 7 | 1 | 5 | -0.829 | 983 / 130.5 | 933 / 111.5 |
| Derbyshire Falcons | 8 | 1 | 5 | -1.627 | 893 / 120.0 | 1064 / 117.2 |
| Full standings | ||||||
| September 2020 | ||||
|---|---|---|---|---|
| 16th | Leicestershire FoxesLEI4/143 (20) | v | Derbyshire FalconsDER8/147 (20) | |
| 16th | Northamptonshire SteelbacksNOR7/170 (20) | v | Worcestershire RoyalsWOR6/178 (20) | |
| 15th | Gloucestershire GladiatorsGLO6/173 (20) | v | Warwickshire BearsWAR123 (17.1) | |
| 15th | Yorkshire CarnegieYOR9/145 (20) | v | Lancashire LightningLAN4/148 (17.5) | |
| 15th | Middlesex PanthersMID5/188 (20) | v | Surrey LionsSUR5/218 (20) | |
| 14th | Sussex SharksSUS8/185 (20) | v | Essex EaglesESS5/197 (20) | |
| 14th | Hampshire RoyalsHAM6/182 (20) | v | Kent SpitfiresKEN2/183 (17.1) | |
| 13th | Welsh DragonsGLA3/99 (16) | v | Northamptonshire SteelbacksNOR98 (17.2) | |
| All results | ||||