| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Sara Anning | Cathedral College | 1:01.73 |
| 2 | Merissa Colledge | Pimlico State High School | 1:04.03 |
| 3 | Toni Daisy | Kirwan State High | 1:06.37 |
| 4 | Alice Foster | William Ross High | 1:08.00 |
| 5 | Alexandria Kosanovic | Ryan Catholic College | 1:13.84 |
| 6 | Terhi Reid | Townsville Grammar School | 1:15.85 |
| 7 | Jenna MacKinnon | Townsville State High School | 1:23.55 |
| -- | Genevieve Steel | Saint Margaret Mary's College | DNF |