Records
9 Advance: Top 2 Each Heat plus Next 2 Best Times
| Place | Name | Age | Centre | Heats | H. |
|---|---|---|---|---|---|
| 1 | 2542 Rhema Adelaja | Port Hacking | 25.72Q | 3 | |
| 2 | 3115 Tahlia Tabone | Camden | 25.80Q | 1 | |
| 3 | 3554 Angelica Batti | Campbelltown | 26.04Q | 2 | |
| 4 | 18159 Ruth Ifejika | Liverpool City | 25.81Q | 1 | |
| 5 | 18398 Tayla Bryant | Macquarie Hunter | 26.08Q | 3 | |
| 6 | 21941 Clara Fetrie | Parramatta | 26.32Q | 2 | |
| 7 | 2161 Ruby Kernaghan | Hills District | 26.59q | 3 | |
| 8 | 11586 Ruby Kerr | Albion Park | 26.61q | 1 | |
| 8 | 1562 Amalia Bond | Ku-Ring-Gai | 26.61q | 3 | |
| 10 | 4486 Naomi Krajancic | Manly Warringah | 26.73 | 2 | |
| 11 | 11718 Ella Power | Albion Park | 26.94 | 2 | |
| 12 | 219 Caitlin Probets | Balmain | 26.96 | 1 | |
| 13 | 6561 Annabel Srbinovski | Sutherland | 26.97 | 2 | |
| 14 | 23455 Ruby Clayton | Tamworth | 27.06 | 3 | |
| 15 | 26969 Madison Trembath | Eastlakes | 27.11 | 1 | |
| 16 | 1757 Olivia Scott-Roger | Hills District | 27.14 | 1 | |
| 17 | 27163 Marli Pay | Dubbo | 27.20 | 3 | |
| 18 | 41956 Avie Russell | Manly Warringah | 27.23 | 1 | |
| 19 | 34873 Jasmine Jackson | Sutherland | 27.72 | 2 | |
| 20 | 35324 Lilly Brown | Emu Plains | 27.73 | 2 | |
| 21 | 20212 Madeline Tai | Orange | 28.75 | 3 | |
| -- | 23643 Matilda Lace | Tamworth | DQ | 2 7.5.g | |
| -- | 41318 Sophie Dimitrov | Randwick Botany | DNS | 3 | |
| -- | 2601 Allegra Little | Port Hacking | DNS | 1 |