| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Madeleine Glen | 14 | Sevenoaks | 1:16.16 |
| 1 | 2 | Flora Perkin | 14 | Newton Abbot | 1:15.33 |
| 2 | 3 | Carys O'Reilly | 14 | Co Leicester | 1:14.77 |
| 3 | 4 | Anna Leman | 14 | RTW Monson | 1:13.79 |
| 4 | 5 | Angharad Evans | 14 | West Suffolk | 1:11.19 |
| 5 | 6 | Jemimah Berkeley | 13 | RTW Monson | 1:13.00 |
| 6 | 7 | Ellie Reilly | 14 | Heart Of Mid | 1:14.52 |
| 7 | 8 | Olivia Herron | 13 | Stockport Mo | 1:14.83 |
| 8 | 9 | Martha Bradley | 13 | Bo Kirklees | 1:16.13 |
| 9 | 10 | Amy Brown | 13 | S Bournem'th | 1:16.21 |