| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Lana MO | 17 | West Suffolk | 1:18.92 |
| 2 | 2 | Louise BUSH | 25 | UEA Norwich | 1:17.29 |
| 3 | 3 | Natalie COOGANS | 19 | West Norfolk | 1:13.73 |
| 4 | 4 | Leah ROUGHAN | 17 | Co Peterboro | 1:12.56 |
| 5 | 5 | Rebecca BURTON | 18 | Co Peterboro | 1:13.47 |
| 6 | 6 | Emily BIGGS | 17 | Co Cambridge | 1:16.37 |
| 7 | 7 | Kate MCQUAID | 18 | Hatfield | 1:18.28 |
| 8 | 8 | Cira FLETCHER | 18 | Bishop Stort | 1:19.37 |