| |
| 300HW |
| Pos | Perf | Name | | AG | | Age | DOB | Coach | Club | SB | PB | |
| 1 | 48.77 | Laura Warman | SB | U17 | W | 16 | 26.09.90 | | City of Norwich | 46.7 | 46.7 |  |
| 2 | 49.49 | Daisy Collingridge | | U17 | W | 16 | 05.10.90 | | Croydon | 48.75 | 47.0 | |
| | 50.00 | Sophie Stimson | | U17 | W | 16 | 02.09.90 | | Aldershot, Farnham & District | 49.0 | 46.4 | |
| 3 | 50.00 | Sophie Stimson | | U17 | W | 16 | 02.09.90 | | Aldershot, Farnham & District | 49.0 | 46.4 | |
| | 50.52 | Rebecca Marvell | SB | U17 | W | 16 | 24.02.91 | | Aldershot, Farnham & District | 50.52 | 50.5 | |
| | 52.35 | Freya Bell | | U17 | W | 14 | 20.07.92 | | City of Norwich | 50.7 | 48.4 | |
| | 52.48 | Francesca Herbert | | U17 | W | 15 | 18.09.91 | | Woodford Green Essex Ladies | 49.9 | 49.9 | |