The Oka Ski marathon is open to all skiers, men or women:
- For the 42km : up to 18 years old
- For the 21km : up to 16 years old
- For the 10km : up to 12 years old
- For the 5km : up to 12 years old
- For the 2km : under 12 years old
Parent or representative authorization is obligatory if participant is under 18 years of age.
