| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Anna FREEMAN | 14 | St Ives | 1:22.96 |
| 2 | 2 | Misty EREN | 13 | Harlow Pen | 1:21.71 |
| 3 | 3 | Macy DEXTER | 13 | Co Cambridge | 1:19.17 |
| 4 | 4 | Sienna ROBINSON | 14 | Sheffield C | 1:14.25 |
| 5 | 5 | Georgia MAGGS | 14 | Co Cambridge | 1:16.93 |
| 6 | 6 | Marija ROMANOVSKAJA | 13 | Bassetlaw SS | 1:20.18 |
| 7 | 7 | Matilda RANSOME | 13 | Co Cambridge | 1:21.91 |
| 8 | 8 | Caitlin RICHARDSON | 14 | Norwich Swan | 1:23.75 |