| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Megan Pye | 10 | UEA Norwich | 2:59.27 |
| 2 | 2 | Maisie Easter | 10 | UEA Norwich | 2:57.28 |
| 3 | 3 | Mia Leech | 10 | Co Peterboro | 2:56.75 |
| 4 | 4 | Amelia Monaghan | 10 | Co Peterboro | 2:50.60 |
| 5 | 5 | Kaelah Lawson | 10 | Modernians | 2:50.74 |
| 6 | 6 | Sophie Crowther | 10 | Co Peterboro | 2:57.12 |
| 7 | 7 | Lucie Peck | 10 | Little Fish | 2:58.08 |
| 8 | 8 | Annabelle Kitching | 10 | Chelmsford | 3:00.45 |