| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Jeslene Sandhu | 11 | Epping For't | 3:18.69 |
| 2 | 2 | Gigi Raubitschek-Smith | 12 | Hatfield | 3:15.72 |
| 3 | 3 | Emilia Coster | 12 | Hatfield | 3:14.47 |
| 4 | 4 | Tyra Sajudeen | 12 | Co Cambridge | 3:00.61 |
| 5 | 5 | Jasmine Hall | 12 | Basildon Ph | 3:08.31 |
| 6 | 6 | Grace Mutton | 12 | teamipswich | 3:14.63 |
| 7 | 7 | Verity Hamilton | 12 | Norwich Swan | 3:16.71 |
| 8 | 8 | Sofia Cirdei | 12 | Brentwood | 3:18.75 |