| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Bonnie Carruthers | 13 | Ramsbottom | 36.23 |
| 1 | 2 | Esme Hall | 13 | N & D PP SC | 35.98 |
| 2 | 3 | Lydia Cordle | 13 | Repton | 35.83 |
| 3 | 4 | Elizabeth Adam | 13 | Leyland Barr | 35.63 |
| 4 | 5 | Harriet Griffiths | 13 | RTW Monson | 35.26 |
| 5 | 6 | Charlotte Shao | 13 | Camden Swiss | 35.39 |
| 6 | 7 | Halle Robinson | 13 | Poole | 35.66 |
| 7 | 8 | Gigi Raubitschek-Smith | 13 | Co St Albans | 35.86 |
| 8 | 9 | Maisie Fisher | 13 | Millfield | 36.08 |
| 9 | 10 | Iola Bellinger | 13 | Salisbury | 36.31 |