| B Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Amy YOUNG | 14 | Bishop Stort | 1:10.76 |
| 2 | 2 | Elinah PHILLIP | 13 | Hatfield | 1:10.48 |
| 3 | 3 | Ellie FOGG | 15 | Hatfield | 1:09.32 |
| 4 | 4 | Heather PFEIFFER | 16 | Co Peterboro | 1:09.03 |
| 5 | 5 | Rebecca BURTON | 14 | Co Cambridge | 1:09.26 |
| 6 | 6 | Abby SMITH | 17 | Harpenden | 1:09.53 |
| 7 | 7 | Sophie GREEN | 17 | UEA Norwich | 1:10.67 |