Records
| Place | Name | Age | Centre | Heats | H. |
|---|---|---|---|---|---|
| 1 | 20230 Vineta Leleimalefa | Quakers Hill | 41.54Q | 2 | |
| 2 | 20206 Georgia Oxley | Quakers Hill | 41.75Q | 1 | |
| 3 | 16858 Amiah Vini | Minchinbury | 46.98Q | 3 | |
| 4 | 25932 Avalee Mathieson | Lethbridge Park | 43.17Q | 1 | |
| 5 | 7569 Ria Naithani | Blacktown | 43.41Q | 2 | |
| 6 | 26026 Violet Barrett-kay | Lethbridge Park | 47.49Q | 3 | |
| 7 | 32234 Wynter Le | The Ponds | 43.84q | 1 | |
| 8 | 7553 Valentina Jagurdzi | Blacktown | 44.66q | 2 | |
| 9 | 20229 Violetta Leleimale | Quakers Hill | 44.77 | 2 | |
| 10 | 32271 Evie Moore | The Ponds | 48.81 | 1 | |
| 11 | 39633 Jasmine Judge | Minchinbury | 48.86 | 2 | |
| 12 | 20051 Amelia Wallace | Quakers Hill | 49.24 | 1 | |
| 13 | 13771 Ava Sharma | Tallawong Park | 51.25 | 3 | |
| -- | 32239 Elyse Knight | The Ponds | DQ | 3 |