| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Leah ROSS | 10 | Herne Bay | 44.43 |
| 2 | 2 | Ginevra CERRA ALTIMARI | 10 | Ashford Sch | 43.75 |
| 3 | 3 | Isla BOATMAN | 10 | White Cliffs | 43.25 |
| 4 | 4 | Layla HARDING | 10 | Thanet Swim | 42.62 |
| 5 | 5 | Hayley ADIE | 10 | Ashford Sch | 42.64 |
| 6 | 6 | Maia WARDEN | 9 | Ashford Sch | 43.67 |
| 7 | 7 | Heidi ROSS | 10 | Herne Bay | 43.97 |
| 8 | 8 | Isabelle EVANS | 10 | Ashford Town | 44.86 |