| Name | Age | Club | Time | Splits | ||
| 1 | Mulligan, David | 12 | Warrender B | 1:26.65 | 42.33 | 1:26.65 |
| 2 | MacGregor, Andrew | 12 | Inverleith | 1:28.50 | 42.70 | 1:28.50 |
| 3 | Borthwick, Martin | 13 | Aquanauts Li | 1:30.93 | 43.85 | 1:30.93 |
| 4 | Walker, Ryan | 13 | Midlothian | 1:34.16 | 45.63 | 1:34.16 |
| 5 | Hiddleston, Liam | 12 | Livingston | 1:39.00 | 46.58 | 1:39.00 |
| 6 | Howie, Iain | 13 | Haddington | 1:44.79 | 49.98 | 1:44.79 |
| -- | McDonald, John | 13 | Portobello | X1:19.42 | 38.66 | 1:19.42 |
| -- | Jack, Robbie | 13 | Heart Of Mid | X1:20.58 | 39.32 | 1:20.58 |