| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Emily Peck | 18 | Preston | 1:04.10 |
| 1 | 2 | Charley Jones | 17 | Royal Wolv | 1:03.83 |
| 2 | 3 | Medi Harris | 17 | Swim Gwynedd | 1:03.24 |
| 3 | 4 | Sophie Maguire | 18 | Mid Sussex | 1:02.82 |
| 4 | 5 | Lauren Cox | 18 | Co Coventry | 1:02.37 |
| 5 | 6 | Lily Boseley | 18 | Co Sheffield | 1:02.68 |
| 6 | 7 | Sophia Wilson | 18 | Millfield | 1:03.06 |
| 7 | 8 | Athena Clayson | 18 | Mt Kelly | 1:03.27 |
| 8 | 9 | Hannah Slater | 17 | Newcastle | 1:03.87 |
| 9 | 10 | Pia Murray | 17 | Ellesmere Co | 1:04.36 |