| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Poppy RICHARDSON | 15 | Co Peterboro | 29.47 |
| 2 | 2 | Georgina PRYOR | 18 | Harlow Pen | 28.98 |
| 3 | 3 | Holly HILDREW | 17 | Basildon Ph | 28.59 |
| 4 | 4 | Elinah PHILLIP | 16 | Bishop Stort | 28.11 |
| 5 | 5 | Mollie ALLEN | 18 | Co Peterboro | 28.36 |
| 6 | 6 | Rebecca BURTON | 18 | Co Peterboro | 28.79 |
| 7 | 7 | Georgina TALLON | 16 | Potters Bar | 29.47 |
| 8 | 8 | Molly OLLINGTON | 18 | West Suffolk | 29.58 |