| B Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Angharad Evans | 15 | Ellesmere Co | 1:10.15 |
| 1 | 2 | Ailsa McDonald | 17 | Northampton | 1:10.09 |
| 2 | 3 | Anna Leman | 15 | RTW Monson | 1:09.93 |
| 3 | 4 | Niamh Robinson | 19 | Mt Kelly | 1:08.45 |
| 4 | 5 | Rebecca Clynes | 16 | Co Leeds | 1:08.23 |
| 5 | 6 | Rachel Taylor | 18 | Newcastle | 1:08.43 |
| 6 | 7 | Tabitha Monkhouse | 23 | Worcester | 1:09.22 |
| 7 | 8 | Lana Broekhoven | 15 | Plymouth Lea | 1:10.07 |
| 8 | 9 | Charlotte Rigg | 16 | Co Birm'ham | 1:10.14 |
| 9 | 10 | Cira Fletcher | 20 | Nova Cent'n | 1:10.24 |