| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Isla MARSHALL | 16 | RTW Monson | 1:13.78 |
| 2 | 2 | Amy CONNER | 16 | Maidstone SC | 1:12.45 |
| 3 | 3 | Izabella OKARO | 16 | Sevenoaks | 1:10.34 |
| 4 | 4 | Kasia TITTERTON | 16 | Bromley | 1:09.10 |
| 5 | 5 | Lilly-Marie DERRY | 16 | Sevenoaks | 1:09.31 |
| 6 | 6 | Amy TOPPING | 16 | Thanet Swim | 1:10.67 |
| 7 | 7 | Sophia O'NEILL | 16 | Orpington OJ | 1:13.02 |
| 8 | 8 | Rosie DEACON | 16 | Sevenoaks | 1:15.02 |