| Name | Age | Club | Time | Splits | ||
| 1 | Daniel S Lee | 15 | Dunedin | 1:09.90 | 33.47 | 1:09.90 |
| 2 | Andrew Aitchison | 15 | Aquanauts Li | 1:09.91 | 33.05 | 1:09.91 |
| 3 | Ben Hui | 15 | Warrender | 1:11.85 | 33.44 | 1:11.85 |
| 4 | Robbie Purvis | 14 | Warrender | 1:12.47 | 34.47 | 1:12.47 |
| 5 | James Kitching | 15 | Aquanauts Li | 1:12.91 | 34.35 | 1:12.91 |
| 6 | Ross Woolley | 14 | Warrender | 1:16.15 | 35.77 | 1:16.15 |