| Final | |||||
| Lane | Comp.No. | Name | YoB | Club/Country | Time |
| 0 | 1 | Charlotte Nester | 01 | Wigan BEST | 4:38.48 |
| 1 | 2 | Poppy Richardson | 01 | Co Peterboro | 4:36.57 |
| 2 | 3 | Sonia Tumiotto | 01 | St Felix Sch | 4:36.41 |
| 3 | 4 | Lily Booker | 01 | Co Bristol | 4:34.54 |
| 4 | 5 | Ana Vicary | 01 | Co Coventry | 4:33.75 |
| 5 | 6 | Daisy Anderson | 01 | Thanet Swim | 4:34.53 |
| 6 | 7 | Lucy Clarke | 01 | Donc Dartes | 4:36.21 |
| 7 | 8 | Alice Nicot | 01 | Sutton Cheam | 4:36.42 |
| 8 | 9 | Teagan-Mae Graham | 01 | Poole | 4:37.36 |
| 9 | 10 | Shannon Robinson | 01 | Wolv'hampton | 4:39.35 |