Records
8 Advance: Top 2 Each Heat plus Next 2 Best Times
| Place | Name | Age | Centre | Heats | H. |
|---|---|---|---|---|---|
| 1 | 2605 Jasynta Lampret | Port Hacking | 24.73Q | 2 | |
| 2 | 37885 Ella Penman | Dubbo | 25.26Q | 1 | |
| 3 | 3153 Kaitlin Tattersall | Camden | 25.54Q | 3 25.535 | |
| 4 | 2028 Annissa Quee | Hills District | 24.81Q | 2 | |
| 5 | 30864 Maia Madden Khan | Ku-Ring-Gai | 25.37Q | 1 | |
| 6 | 35333 Nekea Talaia | Emu Plains | 25.54Q | 3 25.536 | |
| 7 | 38500 Tarli Black | Forster Tuncurry | 25.47q | 1 | |
| 8 | 34081 Sofia Fedirchuk | Mosman | 25.52q | 2 | |
| 9 | 13041 Ledia Ekoue | Canterbury | 25.71 | 3 | |
| 10 | 4519 Tara Hollyoak | Manly Warringah | 25.79 | 3 | |
| 11 | 33872 Tuliana Kabuyawa | Hills District | 25.86 | 2 | |
| 12 | 9714 Amarni Ward | Maitland | 26.14 | 1 | |
| 13 | 3113 Tiarna Green | Camden | 26.22 | 1 | |
| 14 | 24966 Loen Sevastos | Wollongong City | 26.32 | 3 | |
| 15 | 15472 Elizabeth Godwin | Glenbrook | 26.48 | 3 | |
| 16 | 16968 Ella Hewitt | Kiama | 26.52 | 2 | |
| 17 | 2660 Isobel Usher | Port Hacking | 26.57 | 1 | |
| 18 | 29527 Nastasia Grima | Tiger Wests | 27.09 | 2 | |
| 19 | 19337 Grace Adlington | Port Macquarie | 27.20 | 1 | |
| -- | 29166 Sienna Scahill | Woy Woy Peninsula | DNS | 2 | |
| -- | 32478 Tara Webb | Cherrybrook | DNS | 1 | |
| -- | 2731 Izobelle Louison-R | Port Hacking | DNS | 2 | |
| -- | 4971 Laylah Connelly | Shoalhaven | DNS | 3 | |
| -- | 1563 Samara Bond | Ku-Ring-Gai | DNS | 3 |