Records
| Place | Name | Age | Team | Prelims | H. |
|---|---|---|---|---|---|
| 1 | 41004 Carly Corrigan | Singleton | 38.31Q | 1 | |
| 2 | 26858 Lylah Harris | Branxton/Greta | 41.78Q | 2 | |
| 3 | 26804 Alira James | Branxton/Greta | 42.11Q | 1 | |
| 4 | 40980 Lucy Robertson | Singleton | 42.40Q | 2 | |
| 5 | 21236 Isla Ward | Maitland | 43.13Q | 2 | |
| 6 | 34668 Jade Stimson | Kurri Kurri | 44.33Q | 1 | |
| 7 | 27679 Bronte Bower | Cessnock | 43.91q | 2 | |
| 8 | 46734 Zoe Hudson | East Maitland | 44.00q | 2 | |
| 9 | 41101 Sophie Munns | Singleton | 45.10 | 1 | |
| 10 | 40584 Coco Towns | Rutherford | 45.14 | 1 | |
| 11 | 40537 Madeleine Baird | Rutherford | 46.49 | 2 |