| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Ella Jenkins | 10 | Beckenham | : . |
| 2 | 2 | Ayla Mccrory | 10 | Stockport Mo | : . |
| 3 | 3 | Isabelle Field | 10 | Plymouth Lea | : . |
| 4 | 4 | Amelia Donnelly | 10 | Camden Swiss | : . |
| 5 | 5 | Olivia Hagberg | 10 | Guildford Ct | : . |
| 6 | 6 | Lara Marquez | 10 | Chelsea&West | : . |
| 7 | 7 | Maisie Beresford-jones | 10 | Maidenhead | : . |
| 8 | 8 | Mollie Mcginley | 10 | Wycombe Dist | : . |