| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Maisey BUTLER | 11 | Sheerness | 40.93 |
| 1 | 2 | Ifeoma Serena ODIAH | 11 | Dartford | 40.41 |
| 2 | 3 | Evie VAN BEERS | 10 | Sevenoaks | 40.13 |
| 3 | 4 | Abigail PICKUP | 11 | White Oak | 39.83 |
| 4 | 5 | Chloe HIMSLEY | 11 | Sevenoaks | 39.10 |
| 5 | 6 | Sophie STONE | 11 | Sevenoaks | 39.62 |
| 6 | 7 | Ruby GLOCK | 11 | Maidstone SC | 39.98 |
| 7 | 8 | Alice JARVIS | 10 | Bromley | 40.36 |
| 8 | 9 | Grace GRANT | 11 | Sevenoaks | 40.89 |
| 9 | 10 | Autumn MCCAIRN | 11 | Folkestone | 40.98 |