| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Zara KEEGAN | 14 | Co Cambridge | 1:20.53 |
| 2 | 2 | Sophie PAYNE | 14 | Hatfield | 1:19.27 |
| 3 | 3 | Vejune PETRAITYTE | 14 | Basildon Ph | 1:18.48 |
| 4 | 4 | Amelia MONAGHAN | 14 | Co Peterboro | 1:17.39 |
| 5 | 5 | Mia LEECH | 14 | Co Peterboro | 1:18.48 |
| 6 | 6 | Keira FROSDICK | 14 | UEA Norwich | 1:19.00 |
| 7 | 7 | Lauren SCOTT | 14 | Chelmsford | 1:20.04 |
| 8 | 8 | Nicole CHANDLER | 14 | teamipswich | 1:20.54 |