| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Anita M'CARTNEY | 17 | Plymouth Lea | 29.88 |
| 1 | 2 | Chloe BARROW | 18 | Mt Kelly | 29.43 |
| 2 | 3 | Megan BOWEN | 19 | Mt Kelly | 29.29 |
| 3 | 4 | Madison KEMP | 18 | Poole | 29.06 |
| 4 | 5 | Laura STEPHENS | 17 | Plymouth Lea | 27.53 |
| 5 | 6 | Emily CLARKE | 19 | Poole | 28.97 |
| 6 | 7 | Megan HARTERY | 18 | Gloucester | 29.13 |
| 7 | 8 | Daniella WHITING | 19 | Aquae Sulis | 29.39 |
| 8 | 9 | Lucie STREET | 17 | Millfield | 29.58 |
| 9 | 10 | Ana-Maria DAMJANOVSKA | 17 | Plymouth Lea | 29.97 |