| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Ciara FLISHER | 16 | Ashford Sch | 1:13.75 |
| 1 | 2 | I NIGHTINGALE-ELLIS | 16 | RTW Monson | 1:12.82 |
| 2 | 3 | Ellie LEWIS | 16 | Orpington OJ | 1:10.90 |
| 3 | 4 | Lilia FORNASIER | 16 | RTW Monson | 1:08.95 |
| 4 | 5 | Emilia OLIVER | 16 | RTW Monson | 1:06.92 |
| 5 | 6 | Chloe EDWARDS | 16 | RTW Monson | 1:08.72 |
| 6 | 7 | Caitlyn SEMPLE | 16 | Sevenoaks | 1:10.65 |
| 7 | 8 | Chenai CHAZA | 16 | Maidstone SC | 1:11.97 |
| 8 | 9 | Summer HOLLAND | 16 | Sevenoaks | 1:13.41 |
| 9 | 10 | Kayla DALY VALVERDE | 16 | Herne Bay | 1:14.26 |