| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Annabelle LOFT | 12 | York City | 3:26.29 |
| 1 | 2 | Ruby ALLITT | 12 | York City | 3:19.39 |
| 2 | 3 | Maddison KIRKMAN | 12 | York City | 3:17.11 |
| 3 | 4 | Mischa COMRIE | 12 | Co Leeds | 3:00.07 |
| 4 | 5 | Anna ASHCROFT | 12 | Co Leeds | 2:59.00 |
| 5 | 6 | Nell WILLIAMS | 12 | Co Leeds | 2:59.03 |
| 6 | 7 | Grace MILNER | 12 | Co Leeds | 3:07.11 |
| 7 | 8 | Emily BATCHELOR | 12 | Kettering | 3:19.08 |
| 8 | 9 | Carys WALIGORA | 12 | Harrogate | 3:19.88 |
| 9 | 10 | Libby MORRISON | 12 | York City | 3:26.79 |