| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Olivia Sheehan | 17 | Wigan BEST | : . |
| 1 | 2 | Sara Kalawska | 19 | Hatfield | : . |
| 2 | 3 | Sophie Freeman | 18 | Plymouth Lea | : . |
| 3 | 4 | Maisie Thornton | 19 | Guildford Ct | : . |
| 4 | 5 | Hollie Widdows | 16 | Mt Kelly | : . |
| 5 | 6 | Kat Price | 21 | Millfield | : . |
| 6 | 7 | Lucy Fox | 16 | Wycombe Dist | : . |
| 7 | 8 | Annabel Smith | 19 | Bromley | : . |
| 8 | 9 | Ellie O'keeffe | 22 | Co Cambridge | : . |
| 9 | 10 | Yasmine Sheffield | 18 | Leic Sharks | : . |