| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Megan PYE | 11 | UEA Norwich | 1:18.48 |
| 2 | 2 | Ella CHOWN | 11 | Co St Albans | 1:18.05 |
| 3 | 3 | Nellie EASTLAND | 11 | Bishop Stort | 1:16.91 |
| 4 | 4 | Madeline WRIGHT | 11 | UEA Norwich | 1:16.11 |
| 5 | 5 | Jade GOODE | 11 | Co Peterboro | 1:16.57 |
| 6 | 6 | Lauren STOTT | 11 | Co St Albans | 1:17.35 |
| 7 | 7 | Olivia NORMAN | 11 | Colchester | 1:18.44 |
| 8 | 8 | Kaelah LAWSON | 11 | Modernians | 1:23.86 |