| Fastest Heat - 4 | |||||
| Lane | Comp.No. | Name | YoB | Club | Time |
| 1 | 22 | Molly BAKER | 07 | Co Sheffield | : . |
| 2 | 24 | Phoebe COOPER | 08 | Co Sheffield | : . |
| 3 | 28 | Ava COOK | 08 | Co Sheffield | : . |
| 4 | 30 | Alice DEARING | 97 | Loughboro Un | : . |
| 5 | 29 | Lucie HANQUET | 03 | Loughboro Un | : . |
| 6 | 26 | Harriet OXLEY | 05 | Repton | : . |
| 7 | 23 | Chloe GOODRIDGE | 05 | Bath Univ | : . |
| 8 | 21 | Georgia ROBERTSON | 05 | Co Sheffield | : . |