Records
| Place | Name | Age | Team | Prelims | H. |
|---|---|---|---|---|---|
| 1 | Bronte Bertron | Balmain | 18.10Q | 1 | |
| 2 | Dawar Boyd | Balmain | 18.28Q | 2 | |
| 3 | Camira Riley | Randwick Botany | 18.22q | 1 | |
| 4 | Chloe McCann | Eastern Suburbs | 18.34q | 2 | |
| 5 | Kaia Mahe | Randwick Botany | 19.34q | 1 | |
| 6 | Norah Edwards | Balmain | 19.46q | 2 | |
| 7 | Chloe Johnson | Randwick Botany | 19.48q | 1 | |
| 8 | Yasmin Gyori | Randwick Botany | 19.52q | 2 | |
| 9 | Sophia Joyner | Eastern Suburbs | 19.85 | 1 | |
| 10 | Taya Terangi | Canterbury | 20.15 | 1 | |
| 11 | Matilda James | Inner West | 20.65 | 1 | |
| 12 | Eva Donovan | South Eastern | 21.35 | 1 | |
| 13 | Ella Walker | South Eastern | 21.76 | 2 | |
| 14 | Luna Huang | Randwick Botany | 21.85 | 2 | |
| 15 | Alice McInerney | Balmain | 22.11 | 2 | |
| 16 | Winifred McKendrick | Balmain | 23.76 | 1 |