| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 0 | 1 | Helena CAO | 12 | Gwich Royals | 1:32.89 |
| 1 | 2 | Harriet MAY | 12 | Erith & Dist | 1:32.85 |
| 2 | 3 | Charlee HALL | 12 | White Oak | 1:30.11 |
| 3 | 4 | Lyla GIBB | 12 | Saxon Crown | 1:29.01 |
| 4 | 5 | Ifeoma Serena ODIAH | 12 | Dartford | 1:28.07 |
| 5 | 6 | Autumn MCCAIRN | 12 | Dover Life | 1:28.27 |
| 6 | 7 | Aanya AGRAWAL | 12 | MwayMaritime | 1:29.57 |
| 7 | 8 | Chloe BRAGG | 12 | Erith & Dist | 1:32.50 |
| 8 | 9 | Neve SEDGWICK | 12 | Saxon Crown | 1:32.85 |
| 9 | 10 | Isabella ESTERHUIZEN | 12 | Larkfield | 1:34.00 |