| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Billie BALLACH | 13 | RTW Monson | 40.02 |
| 1 | 2 | Lola BOURNER | 13 | Sevenoaks | 39.13 |
| 2 | 3 | Isabelle SAVAGE | 13 | Maidstone SC | 39.04 |
| 3 | 4 | Chloe SHIU | 13 | Beckenham | 38.24 |
| 4 | 5 | Jessica EVANS | 13 | Sevenoaks | 36.37 |
| 5 | 6 | Olivia QUILLER | 13 | Maidstone SC | 36.72 |
| 6 | 7 | Rihanna YANKEY | 13 | Bromley | 38.79 |
| 7 | 8 | Katie MILLAR | 13 | Bromley | 39.11 |
| 8 | 9 | Ramona HALL | 13 | Erith & Dist | 39.39 |
| 9 | 10 | Ella RAMSAY | 13 | Maidstone SC | 40.15 |