Ultra Running Hub
Trail 50k
Grand Island 50 km Race
6 days to go
50km Distance
1,135m Elevation
4.2 Grit Score
Challenging Level
Vertical Intensity 23 D+/km
Moderate undulations. Requires consistent effort across varying grades.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With trail terrain, choose a shoe with moderate cushioning for optimal performance.
Course Intelligence
OPENFREE MAP (LIBRE)Course Notes
Perimeter trail of a wilderness island in Lake Superior. 100 meter red sandstone cliffs, white sand beaches and the endless blue of Lake Superior, the largest freshwater lake on Earth. Runners take a plunge in the cool waters of the lake afterward.