| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Harriet Rogers | 15 | Darlington | 29.01 |
| 1 | 2 | Gracie May | 15 | Teddington | 28.86 |
| 2 | 3 | Chiara Tommasello | 15 | Co Manch Aq | 28.58 |
| 3 | 4 | Rebecca De Torres | 15 | Co Cardiff | 28.26 |
| 4 | 5 | Lucy Grieve | 15 | Sth Ayrshire | 28.21 |
| 5 | 6 | May Bradburn | 15 | Chelmsford | 28.25 |
| 6 | 7 | Isabelle Goodwin | 15 | Co Leeds | 28.40 |
| 7 | 8 | Oriana Noel | 15 | Plymouth Lea | 28.81 |
| 8 | 9 | Caitlyn Fry | 15 | Mt Kelly | 28.93 |
| 9 | 10 | Chloe Pritchard | 15 | Swansea Aq | 29.03 |