| Name | Age | Club | Time | Splits | ||
| 1 | Ewan Johnston | 17 | Warrender | 59.49 | 28.32 | 59.49 |
| 2 | Stuart Conley | 18 | Dun City Aqu | 1:00.28 | 28.16 | 1:00.28 |
| 3 | Greig Wilkinson | 16 | Dun City Aqu | 1:01.14 | 27.89 | 1:01.14 |
| 4 | Robbie Purvis | 15 | Warrender | 1:03.66 | 29.89 | 1:03.66 |
| 5 | Jamie Wilmshurst | 15 | Dun City Aqu | 1:04.10 | 29.94 | 1:04.10 |
| 6 | Ieuan Lloyd | 14 | Co Cardiff | 1:04.43 | 30.34 | 1:04.43 |
| 7 | Ben Hui | 16 | Warrender | 1:05.87 | 30.37 | 1:05.87 |
| 8 | Steffan Williams | 16 | Oswestry Ott | 1:06.76 | 31.25 | 1:06.76 |