| Rank | Lane | ID | Name | PB | Team | Cat | Result | Info | Video |
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | 8009 | (9) Imogen Wilson | Windsor & Maidenhead | U15 | 41.92 | |||
| 2 | 4 | 8001 | (1) K Mair | Bracknell | U15 | 43.43 | |||
| 3 | 2 | 8003 | (3) I Wiggin | West Berkshire | U15 | 43.97 | |||
| 4 | 1 | 8005 | (5) Annabel Bee | Reading | U15 | 45.44 | |||
| 5 | 6 | 8012 | (12) Georgia Boonham | Wokingham | U15 | 47.38 | |||
| 5 | 8011 | (11) Poppy Hankinson | Wokingham | U15 | DNS |