Round 1
| Position | BIB | Name | Team | Echelon | Mark |
|---|---|---|---|---|---|
| 1 | 617 | Sofia Pinto |
GDRJR
|
SUB-12 | 15:18.52 |
| 2 | 3843 | Isis Ribeiro |
CSGAIA
|
SUB-12 | 15:40.09 |
| 3 | 4600 | Leonor Ribeiro |
RUNRIVER
|
SUB-12 | 15:42.44 |
| 4 | 4186 | Leonor Soares |
LAVRA
|
SUB-12 | 15:43.59 |
| 5 | 5245 | Rafaela Lopes |
GCRA-P
|
SUB-12 | 18:21.13 |
| 6 | 3947 | Lia Salabert |
ESCMOV
|
SUB-12 | 18:29.51 |
| 7 | 4578 | Carolina Ribeiro |
RUNRIVER
|
SUB-12 | 18:30.24 |