| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Nonhlanhla THOLE | 12 | St Felix Sch | 1:16.61 |
| 2 | 2 | Emily COOPER | 12 | Basildon Ph | 1:14.81 |
| 3 | 3 | Bethan ENDICOTT | 12 | St Ives | 1:14.11 |
| 4 | 4 | Ruby DAGLESS | 12 | Dereham | 1:10.29 |
| 5 | 5 | Valeria GIRON | 12 | Hatfield | 1:12.12 |
| 6 | 6 | Holly LAMB | 12 | Southend | 1:14.65 |
| 7 | 7 | Matilda BOGLE | 11 | teamipswich | 1:15.63 |
| 8 | 8 | Lily MACDONALD | 12 | UEA Norwich | 1:16.86 |