Records
8 Advance: Top 2 Each Heat plus Next 2 Best Times
| Place | Name | Age | Centre | Heats | H. |
|---|---|---|---|---|---|
| 1 | 7506 Marnie Laurence | Eastern Suburbs | 27.56Q | 3 | |
| 2 | 7556 Capri Vincent | Eastern Suburbs | 28.35Q | 2 | |
| 3 | 3238 Caitlin Barnard | Camden | 28.76Q | 1 | |
| 4 | 6385 Maggie Treanor | Sutherland | 28.40Q | 3 | |
| 5 | 37085 Hollie Braddick | Milton-Ulladulla | 28.80Q | 1 | |
| 6 | 36108 Spandala Yiadom | Bankstown Aths | 29.10Q | 2 | |
| 7 | 22816 Elara Barnes | Port Stephens | 28.98q | 3 | |
| 8 | 18338 Jasmine Morrison | Macquarie Hunter | 29.16q | 1 | |
| 9 | 7535 Chloe Antony | Eastern Suburbs | 29.39 | 2 | |
| 10 | 3021 Emily Perry | Camden | 29.40 | 2 | |
| 11 | 6861 Maddie Burge | Northern Suburbs | 29.52 | 1 | |
| 12 | 42124 Valerie Pickup | Manly Warringah | 29.62 | 3 | |
| 13 | 1817 Savannah Cox | Hills District | 30.04 | 2 | |
| 14 | 20792 Savannah Ryan | Riverstone | 30.29 | 1 | |
| 15 | 6611 Rylee Nair | Sutherland | 30.31 | 3 | |
| 16 | 20234 Elwyn Evans | Orange | 30.36 | 1 | |
| 17 | 8921 Justice Sugumaran | Winston Hills | 30.43 | 3 | |
| 18 | 15854 Isabella Hamilton | Gunnedah | 30.44 | 3 | |
| 19 | 12680 Bella Cooney | Bowral | 30.85 | 2 | |
| 20 | 19385 Sienna Furney | Port Macquarie | 30.91 | 2 | |
| 21 | 15324 Jasmin Dedovic | Glenbrook | 31.24 | 3 | |
| 22 | 8140 Aurora Stanic-brad | Girraween | 31.25 | 1 | |
| 23 | 27728 Ella McDonald | Forster Tuncurry | 31.93 | 2 | |
| -- | 23110 Alyssa McDrury | South Eastern | DNS | 1 |