| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | 29 | Emma Morris | Bracknell AC | U17 | 41.07 | |||
| 2 | 4 | 359 | Hannah Stone | Bracknell AC | U17 | 42.58 | |||
| 3 | 6 | 370 | Lucy Loades | Bracknell AC | U17 | 43.53 | |||
| 4 | 5 | 174 | Rosana Ercilla | Reading AC | U17 | 43.84 | |||
| 5 | 1 | 317 | Amy Smith | Reading AC | U17 | 47.28 |