| Name | Age | Club | Time | |
| 1 | Callum Shaw | 16 | Carnegie | 29.75 |
| 2 | Jordan Taylor | 18 | Heart Of Mid | 30.54 |
| 3 | Louis Edwards | 16 | ConnahsQuay | 31.22 |
| 4 | Jack Willis | 17 | Co Bangor | 31.50 |
| 5 | Alexander Clough | 15 | Warrender | 31.87 |
| 6 | Rhodri Davies | 15 | SwimSwansea | 32.04 |
| 7 | Jamie Coulter | 14 | Fauldhouse | 32.43 |
| 8 | Ruaridh Loughlin | 14 | Warrender | 33.91 |