Debutants
Tiago Leal is the youngest debutant in National Championships Portugal U23 - Road Race in 2018. There are 8 debutants.
| # | Rider | Team | Age |
|---|---|---|---|
| 1 | LEAL Tiago | Miranda - Mortágua | 18y + 244d |
| 2 | CARNEIRO João | Liberty Seguros - Carglass | 18y + 296d |
| 3 | SALGADO João | Radio Popular Boavista | 18y + 338d |
| 4 | SOUSA José | Miranda - Mortágua | 18y + 342d |
| 5 | LOPES Pedro Miguel | Liberty Seguros - Carglass | 18y + 351d |
| 6 | COSTA Fábio | Liberty Seguros - Carglass | 18y + 354d |
| 7 | TEIXEIRA Pedro | Miranda - Mortágua | 19y + 81d |
| 8 | LOPES Pedro José | Liberty Seguros - Carglass | 19y + 147d |