
Registrations are open for Hydra’s Trail Event, with limited places available across all races. Early registration is recommended.
Trail running Hydra Island (GR)
38.5 km18.1 km7.7 km4.7 km
Hydra’s Trail Marathon is a mountain running event held on the island of Hydra, Greece. The course follows technical trails and historic stone paths, with sustained elevation gain and frequent altitude changes. Runners face rugged and sometimes exposed terrain while enjoying panoramic views of the Saronic Gulf. The race is designed with a strong focus on safety, environmental respect, and high organizational standards.




