| Place | Bib | Athlete | State | Result | |
|---|---|---|---|---|---|
| 1 | 383 | Caitlyn Ferrier | ANSW | 54.31 | |
| 2 | 715 | Ellie Beer | QLD | 54.83 | |
| 3 | 756 | Elliarna Mitchell | QLD | 55.73 | |
| 4 | 428 | Emma O'Reilly | ANSW | 56.92 | |
| 5 | 636 | Tayla Brunger | NZSS | 57.17 | |
| 6 | 648 | Emma Osborne | NZSS | 57.63 | |
| 7 | 403 | Kaitlyn Klein | ANSW | 58.58 | |
| 8 | 1212 | Chiara Santiglia | VIC | 1:00.26 |
