| Final | |||||
| Lane | Comp.No. | Name | AaD | Club/Country | Time |
| 1 | 1 | Poppy Hogg | 12 | Northampton | 1:29.10 |
| 2 | 2 | Betty Cresswell | 12 | DerbyPhoenix | 1:28.12 |
| 3 | 3 | Isabella Hobson-Corbet | 12 | Retford | 1:26.33 |
| 4 | 4 | Hayley Cliffe | 12 | Co Leicester | 1:26.13 |
| 5 | 5 | Kate Morris | 12 | Nova Cent'n | 1:26.15 |
| 6 | 6 | Olivia Barrett | 12 | Nova Cent'n | 1:26.95 |
| 7 | 7 | Keira Dobbs | 12 | Nova Cent'n | 1:28.80 |
| 8 | 8 | Leah Burgin-Rawson | 12 | Derventio | 1:30.78 |