| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 0 | 1 | Isabella CHALMERS-MORR | 12 | Stockport Mo | : . |
| 1 | 2 | Nina BROWN | 12 | Co Oxford | : . |
| 2 | 3 | Katie SHERLOCK | 12 | Millfield | : . |
| 3 | 4 | Karys-rose BUNN | 12 | teamipswich | : . |
| 4 | 5 | Szilvia REMENYI | 12 | Plymouth Lea | : . |
| 5 | 6 | Louise BRESSLER | 12 | Guildford Ct | : . |
| 6 | 7 | Kirsty FUGE | 12 | Hatfield | : . |
| 7 | 8 | Chloe ADAMS | 12 | Wycombe Dist | : . |
| 8 | 9 | Ruby BLAKELEY | 11 | Co Peterboro | : . |
| 9 | 10 | Bethany JOHNSON | 12 | Co Derby | : . |