| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Aiyana Lawson | 17 | Co Milton K | 33.84 |
| 1 | 2 | Stella Cookson | 18 | Team Bath AS | 33.51 |
| 2 | 3 | Morgan Penney | 18 | Mt Kelly | 33.07 |
| 3 | 4 | Annabel Guye-Johnson | 18 | RTW Monson | 32.35 |
| 4 | 5 | Tatiana Belonogoff | 17 | Guildford Ct | 31.92 |
| 5 | 6 | Katie Robertson | 17 | Sth Ayrshire | 32.13 |
| 6 | 7 | Rachel Taylor | 18 | Newcastle | 32.80 |
| 7 | 8 | Abigail Hurst | 17 | Millfield | 33.46 |
| 8 | 9 | Molly Lee | 17 | West Norfolk | 33.82 |
| 9 | 10 | Lily Booker | 17 | Millfield | 33.92 |