| B Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Ruby WILSON | 15 | Basildon Ph | 32.80 |
| 2 | 2 | Cara HETHERINGTON | 14 | teamipswich | 32.52 |
| 3 | 3 | Sophie GREEN | 17 | UEA Norwich | 32.43 |
| 4 | 4 | Sian LOCKETT | 18 | Hatfield | 32.02 |
| 5 | 5 | Alaina SCIFO | 16 | teamipswich | 32.08 |
| 6 | 6 | Martha DULEY | 14 | Colchester | 32.51 |
| 7 | 7 | Danielle RAYNER | 17 | St Ives | 32.62 |
| 8 | 8 | Emily MCRAE | 16 | Co Peterboro | 32.81 |