| Heat Number - 1 | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Gracie Smith | 11 | Wigan BEST | : . |
| 1 | 2 | Verity Fuge | 12 | Hatfield | : . |
| 2 | 3 | Lily Green | 12 | Plymouth Lea | : . |
| 3 | 4 | Scarlett Sheppard | 12 | Guildford Ct | : . |
| 4 | 5 | Caoimhe Dolby | 12 | Mt Kelly | : . |
| 5 | 6 | Tumi Makinde | 12 | Millfield | : . |
| 6 | 7 | Amelia Aplin | 12 | Wycombe Dist | : . |
| 7 | 8 | Josephine Lawn | 12 | Bromley | : . |
| 8 | 9 | Tyra Sajudeen | 12 | Co Cambridge | : . |
| 9 | 10 | Anais Kirby | 12 | Leic Sharks | : . |