| Name | Age | Club | Time | Splits | ||
| 1 | William Suayngam | 13 | Musselburgh | 1:09.22 | 32.75 | 1:09.22 |
| 2 | Rory Watt | 13 | Portobello | 1:13.97 | 35.62 | 1:13.97 |
| 3 | Cameron Craig | 13 | Musselburgh | 1:15.17 | 36.66 | 1:15.17 |
| 4 | Callum Mitchell | 13 | Aquanauts Li | 1:17.74 | 37.56 | 1:17.74 |
| 5 | Gavin Scoular | 13 | Portobello | 1:18.84 | 38.79 | 1:18.84 |
| 6 | Daniel J McCart | 13 | Unattached | 1:19.79 | 38.84 | 1:19.79 |