| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | 412 | Xavier Williams | Windsor Slough Eton & Hounslow AC | U15 | 41.68 | |||
| 2 | 2 | 263 | Lucy Atkins | Kingston AC And Poly Harriers | U17 | 42.46 | |||
| 3 | 3 | 276 | Erin Bracknell | Crawley AC | U17 | 43.34 | |||
| 4 | 1 | 413 | Liana Williams | Windsor Slough Eton & Hounslow AC | U17 | 43.71 |
