| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Abbie Roscoe | 14 | Wirral Metro | 1:05.98 |
| 1 | 2 | Lydia Cordle | 13 | Repton | 1:05.75 |
| 2 | 3 | Lily Stansfield | 13 | Harrogate | 1:05.40 |
| 3 | 4 | Lois Child | 13 | Harrogate | 1:04.70 |
| 4 | 5 | Madeleine Hind | 14 | RTW Monson | 1:03.92 |
| 5 | 6 | Edie Price | 14 | Mt Kelly | 1:03.99 |
| 6 | 7 | Scarlett Sheppard | 13 | Guildford Ct | 1:05.36 |
| 7 | 8 | Lucia Lesti | 14 | Co Salford | 1:05.64 |
| 8 | 9 | Amalie Smith | 14 | Tonbridge | 1:05.75 |
| 9 | 10 | Zara Krawiec | 14 | East Lothian | 1:06.05 |