| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Caroline Lewitt | 16 | Natare W Lon | 56.91 |
| 1 | 2 | Rhiannon Bowen | 18 | Team Bath AS | 56.74 |
| 2 | 3 | Greta Kolbeck | 16 | Plymouth Lea | 56.57 |
| 3 | 4 | Sacha Thomas | 16 | Co Norwich | 56.42 |
| 4 | 5 | Jemima Hall | 18 | Wycombe Dist | 55.71 |
| 5 | 6 | Anna Podurgiel | 17 | Camden Swiss | 56.13 |
| 6 | 7 | Erin Little | 14 | Mt Kelly | 56.51 |
| 7 | 8 | Ellie Walker | 18 | Loughboro Un | 56.73 |
| 8 | 9 | Sophie Freeman | 15 | Plymouth Lea | 56.88 |
| 9 | 10 | Georgina Dennis | 17 | Mt Kelly | 57.25 |