| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Edie BUTLER | 11 | Maidstone SC | 1:15.59 |
| 1 | 2 | Evie VAN BEERS | 11 | Sevenoaks | 1:15.28 |
| 2 | 3 | Rose IRWIN | 11 | RTW Monson | 1:14.58 |
| 3 | 4 | Sara RASZGA | 11 | Bromley | 1:14.20 |
| 4 | 5 | Eliza SMAKAJ | 11 | Edenbridge | 1:11.04 |
| 5 | 6 | Alice JARVIS | 11 | Bromley | 1:11.94 |
| 6 | 7 | Jessica MILLOTT | 11 | Saxon Crown | 1:14.49 |
| 7 | 8 | Annie ALLEN | 11 | Saxon Crown | 1:15.25 |
| 8 | 9 | Elizaveta POLIATYKINA | 11 | Orpington OJ | 1:15.53 |
| 9 | 10 | Ashanti GRAY | 11 | Saxon Crown | 1:16.40 |