Records
| Place | Name | Age | Centre | Prelims | H. |
|---|---|---|---|---|---|
| 1 | Helena Carey | South Eastern | 37.01Q | 1 | |
| 2 | Annabel Mehlan | Balmain | 40.06Q | 2 | |
| 3 | Nawal Ogle | Canterbury | 41.62q | 2 | |
| 4 | Nylah Jensen | Eastern Suburbs | 42.05q | 2 | |
| 5 | Sibella Salter | Eastern Suburbs | 42.39q | 1 | |
| 6 | Victoria Belling | Balmain | 43.41q | 2 | |
| 7 | Jessica Shelley | South Eastern | 44.67q | 2 | |
| 8 | Charlotte Perry | Eastern Suburbs | 44.91q | 2 | |
| 9 | Amari Kayrouz El-Azzi | Canterbury | 45.75 | 1 | |
| 10 | Jay Olah | Eastern Suburbs | 45.88 | 1 | |
| 11 | Zoe Sweet | Randwick Botany | 49.11 | 1 | |
| 12 | Sienna Clampett | Balmain | 52.05 | 1 | |
| -- | Alannah Carty | Balmain | DNS | 1 |