| Placing | Athlete | Team | Finals |
|---|---|---|---|
| 1 | Isaac Harris | Ryan Catholic College | 54.38 |
| 2 | Alex Ypinazer | Pimlico State High School | 54.41 |
| 3 | Ryan Flynn | Townsville Grammar School | 55.01 |
| 4 | Luke Abdul-Rahman | Kirwan State High | 56.31 |
| 5 | Keithean Bowen | Cathedral College | 59.13 |
| 6 | Justin Douglas | Ignatius Park College | 1:00.07 |
| 7 | Christopher Crispin | Townsville State High School | 1:03.20 |
| 8 | Dylan Stagg | William Ross High | 1:05.29 |