| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Tillie Robinson | 11 | Chesterfield | 1:34.75 |
| 2 | 2 | Nancy Dumphy-Wraith | 11 | Matlock | 1:31.95 |
| 3 | 3 | Ellie Wan | 10 | Repton | 1:31.19 |
| 4 | 4 | Katherine Liu | 11 | DerbyPhoenix | 1:26.26 |
| 5 | 5 | Isla Davies | 11 | Chesterfield | 1:30.46 |
| 6 | 6 | Bethany Fenn | 11 | BelperMarlin | 1:31.37 |
| 7 | 7 | Henrietta Hems Gillson | 11 | Repton | 1:33.81 |
| 8 | 8 | Poppy Morgan | 11 | Repton | 1:35.18 |