| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Hollie-Mae Dove | 12 | Nova Cent'n | 1:19.50 |
| 1 | 2 | Rebecca Pearson | 13 | Stockport Mo | 1:19.00 |
| 2 | 3 | Eleanor Cowan | 13 | Newbury | 1:18.35 |
| 3 | 4 | Mia Leech | 13 | Co Peterboro | 1:17.49 |
| 4 | 5 | Tabitha Watkins | 13 | Bicester | 1:17.03 |
| 5 | 6 | Amelia Monaghan | 13 | Co Peterboro | 1:17.07 |
| 6 | 7 | Isabella Fakkel | 12 | Guildford Ct | 1:18.29 |
| 7 | 8 | Caitlyn Shingler | 13 | Warrington W | 1:18.86 |
| 8 | 9 | Jennifer Green | 12 | Wigan BEST | 1:19.23 |
| 9 | 10 | Charlotte Rigg | 13 | Co Birm'ham | 1:19.86 |