| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Kathryn GILL | 32 | Co Cambridge | 1:11.85 |
| 2 | 2 | Amelia MONAGHAN | 17 | Co Peterboro | 1:11.60 |
| 3 | 3 | Rebecca BURTON | 21 | Co Peterboro | 1:10.77 |
| 4 | 4 | Angharad EVANS | 16 | West Suffolk | 1:09.44 |
| 5 | 5 | Beth DENNIS | 16 | Co Peterboro | 1:10.70 |
| 6 | 6 | Grace KING | 16 | teamipswich | 1:11.41 |
| 7 | 7 | Sophie PAYNE | 17 | Hatfield | 1:11.78 |
| 8 | 8 | Sarah O'BRIEN | 23 | West Norfolk | 1:12.11 |