| Final | |||||
| Lane | Comp.No. | Name | AaD | Club | Time |
| 1 | 1 | Chloe Grosvenor | 12 | Blythe Barra | 41.88 |
| 2 | 2 | Grace Moran | 12 | Blythe Barra | 41.65 |
| 3 | 3 | Natasha Kui | 12 | Blythe Barra | 40.66 |
| 4 | 4 | Olivia Taylor | 12 | Leamington | 40.01 |
| 5 | 5 | Amber Partridge | 12 | Boldmere | 40.38 |
| 6 | 6 | Morgan Poole | 12 | Strat Sharks | 41.38 |
| 7 | 7 | Ysabela Dela Cruz | 12 | Leamington | 41.71 |
| 8 | 8 | Ruby-Rosella Peace | 12 | Blythe Barra | 42.02 |