| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Summer Woodside | 13 | Co Peterboro | 1:14.69 |
| 2 | 2 | Elizabeth Litvinenko | 13 | West Norfolk | 1:12.42 |
| 3 | 3 | Imogen Laws | 13 | Co Norwich | 1:10.61 |
| 4 | 4 | Olivia Daniel | 13 | Verulam | 1:08.21 |
| 5 | 5 | Valeria Soldatihhina | 13 | West Norfolk | 1:08.70 |
| 6 | 6 | Betsie Saville | 13 | Canvey Isl | 1:11.48 |
| 7 | 7 | Olive Bailey | 13 | Colchester | 1:13.90 |
| 8 | 8 | Dolcie Underwood | 13 | Dereham | 1:15.48 |