| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Isabel HALLETT | 14 | Co Bristol | 1:20.76 |
| 1 | 2 | Maya GROUNSELL | 14 | Swindon Dolp | 1:20.49 |
| 2 | 3 | Alice CHAN | 14 | Millfield | 1:18.50 |
| 3 | 4 | Isabella RENWICK | 14 | Millfield | 1:17.67 |
| 4 | 5 | Lana BROEKHOVEN | 14 | Plymouth Lea | 1:15.60 |
| 5 | 6 | Flora PERKIN | 14 | Newton Abbot | 1:17.32 |
| 6 | 7 | Evie-Rose YOUNG | 14 | Co Bristol | 1:18.25 |
| 7 | 8 | India BOYD | 14 | Calne Alpha | 1:19.49 |
| 8 | 9 | Megan ADAMSON | 14 | Swindon Dolp | 1:20.75 |
| 9 | 10 | Jasmine NOBBS | 14 | Millfield | 1:21.53 |