Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 45 | Manuel Gafeira |
A20KM
|
SUB-20 | 10:53.59 |
| 2 | 455 | Guilherme Antunes |
GAF
|
SUB-20 | 11:29.18 |
| DNF | 73 | Tomás Venâncio |
A20KM
|
SUB-20 | x |