| Pos | Name | Age | Club | Time | Splits | |
|---|---|---|---|---|---|---|
| 1 | Jones, Samuel | 18 | Livingston | 1:11.47 | 34.59 | 1:11.47 |
| 2 | Samuel, Fraser | 18 | Haddington | 1:11.83 | 35.19 | 1:11.83 |
| 3 | Penman, Joe | 16 | Inverleith | 1:17.96 | 36.48 | 1:17.96 |
| 4 | Onishi, Hiro | 17 | Aquanauts Li | 1:22.17 | 38.39 | 1:22.17 |
| 5 | Anderson, Mitchell G | 19 | Tranent | 1:23.19 | 39.13 | 1:23.19 |
| 6 | Campbell, Ollie | 16 | Portobello | 1:28.65 | 40.33 | 1:28.65 |
| 7 | Findlay, John | 17 | Dunedin | 2:00.79 | 53.69 | 2:00.79 |