| Pos | Name | Age | Club | Time | Splits | |
|---|---|---|---|---|---|---|
| 1 | Laker, Isaac | 15 | Step Rock | 1:12.39 | 33.89 | 1:12.39 |
| 2 | Somalya, Tameem | 14 | Warrender | 1:13.71 | 33.87 | 1:13.71 |
| 3 | Sorensen, Archie | 14 | Warrender | 1:16.46 | 34.10 | 1:16.46 |
| 4 | Dhaliwal, Sachin | 14 | Warrender | 1:19.03 | 34.73 | 1:19.03 |
| 5 | Fraser, Cameron | 14 | Warrender | 1:19.75 | 35.13 | 1:19.75 |
| 6 | Quinn, Brian | 14 | Monifieth | 1:20.05 | 34.05 | 1:20.05 |
| 7 | Rollason, Ethan | 14 | Warrender | 1:22.38 | 35.17 | 1:22.38 |