| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Abbie Low | 17 | Chelmsford | 4:26.16 |
| 1 | 2 | Mia Leech | 17 | Co Peterboro | 4:25.31 |
| 2 | 3 | Amelia Rodd | 17 | Ellesmere Co | 4:23.54 |
| 3 | 4 | Lauren Wetherell | 17 | Ellesmere Co | 4:20.25 |
| 4 | 5 | Leah Crisp | 18 | Co Leeds | 4:16.66 |
| 5 | 6 | Michaella Glenister | 17 | Leic Sharks | 4:19.21 |
| 6 | 7 | Jemima Hall | 18 | Wycombe Dist | 4:21.69 |
| 7 | 8 | Sophie Smith | 18 | St Thomas | 4:25.24 |
| 8 | 9 | Rachel Anderson | 17 | Millfield | 4:25.67 |
| 9 | 10 | Caitlin Mackay | 18 | Wycombe Dist | 4:27.07 |