Round 1
| Position | BIB | Name | Team | Echelon | Mark | 
|---|---|---|---|---|---|
| 1 | 3112 | Makoto Levene |  ACPV | SUB-16 | 03:05.88 (608) | 
| 2 | 3432 | Gil Martins |  CAP | SUB-16 | 03:12.23 (549) | 
| 3 | 3742 | Rafael Pinto |  CFOD | SUB-16 | 03:13.06 (542) | 
| 4 | 4200 | Rafael Pinto |  LAVRA | SUB-16 | 03:17.15 (506) | 
| 5 | 3102 | João Torres |  ACPV | SUB-16 | 03:21.75 (467) | 
| 6 | 3132 | Pedro Vieira |  ACPV | SUB-16 | 03:23.34 (454) | 
| 7 | 3437 | Henrique Silva |  CAP | SUB-16 | 03:25.57 (436) | 
| 8 | 3044 | Francisco Ribeiro |  ACFR | SUB-16 | 03:28.59 (412) | 
| 9 | 3110 | Luis Rodrigues |  ACPV | SUB-16 | 03:30.66 (395) | 
| 10 | 4196 | Miguel Remoaldo |  LAVRA | SUB-16 | 03:31.99 (385) | 
| 11 | 4782 | Tiago Teixeira |  ESCMOV | SUB-16 | 03:39.98 (326) | 
| 12 | 4614 | Pedro Peito Rocha |  RUNRIVER | SUB-16 | 03:43.44 (302) | 
| 13 | 4195 | Miguel Nunes |  LAVRA | SUB-16 | 03:46.99 (279) | 
| 14 | 3851 | Leonardo Martins |  CSGAIA | SUB-16 | 03:49.39 (263) | 
| 15 | 5225 | Henrique Costa |  LAVRA | SUB-16 | 03:54.75 (230) |