| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Enya DU | 11 | Bromley | 1:41.39 |
| 1 | 2 | Georgia COLLINGS | 11 | Dartford | 1:40.18 |
| 2 | 3 | Miranda HUANG | 10 | Orpington OJ | 1:38.26 |
| 3 | 4 | Annie ALLEN | 11 | Saxon Crown | 1:35.84 |
| 4 | 5 | Evie VAN BEERS | 11 | Sevenoaks | 1:33.02 |
| 5 | 6 | Eliza SMAKAJ | 11 | Edenbridge | 1:33.65 |
| 6 | 7 | Alice JARVIS | 11 | Bromley | 1:36.39 |
| 7 | 8 | Zofia RADZICKA | 11 | White Oak | 1:39.82 |
| 8 | 9 | Audrey JENKINS | 11 | Bromley | 1:40.36 |
| 9 | 10 | Alice LI | 11 | Orpington OJ | 1:41.78 |