| Name | Age | Club | Time | Splits | ||
| 1 | Jack Willis | 17 | Co Bangor | 55.04 | 26.82 | 55.04 |
| 2 | Stuart Conley | 18 | Dun City Aqu | 55.45 | 27.00 | 55.45 |
| 3 | Craig Hamilton | 16 | Warrender | 57.04 | 27.50 | 57.04 |
| 4 | Phillip Kelly | 18 | Dun City Aqu | 57.09 | 28.09 | 57.09 |
| 5 | Craig Purnell | 17 | Warrender | 57.57 | 28.39 | 57.57 |
| 6 | Andrew Aitchison | 16 | Aquanauts Li | 58.91 | 28.06 | 58.91 |
| 7 | Jamie Wilmshurst | 15 | Dun City Aqu | 58.94 | 28.46 | 58.94 |
| 8 | Callum Shaw | 16 | Carnegie | 1:00.28 | 29.05 | 1:00.28 |