| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Chiara ROGERS | 13 | Team Luton | 1:22.66 |
| 2 | 2 | Erin O'MEARA | 13 | Watford SC | 1:21.05 |
| 3 | 3 | Ellie MATTHEWS | 13 | Putteridge | 1:20.73 |
| 4 | 4 | Angharad EVANS | 13 | West Suffolk | 1:17.45 |
| 5 | 5 | Isabella RENWICK | 13 | Bishop Stort | 1:20.63 |
| 6 | 6 | Annabelle BURGESS | 13 | teamipswich | 1:20.84 |
| 7 | 7 | Imogen BLOOMFIELD | 13 | Co Cambridge | 1:21.59 |
| 8 | 8 | Grace STEDMAN | 13 | Co St Albans | 1:22.76 |