Races›United States›Michigan›Grand Island Trail Runs
Munising, MI, seen from above
Saturday 31 July 2027

Grand Island Trail Runs

Munising, Michigan · United States
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A loop trail around a Lake Superior island's cliffs

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Course

Run on Grand Island in Lake Superior near Munising. All distances follow the island perimeter trail counterclockwise over single track, two track and narrow dirt roads, through hardwood forest and hemlock tunnels, past 300-foot sandstone cliffs and the sandy beaches of Trout Bay. The half marathon has two aid stations, the marathon four to five and the 50K five; runners must carry a bottle.

50 Mile51.9 mi
50K50 km
Marathon42.2 km
Half Marathon21.1 km

Key dates

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About

A trail race on Grand Island in Lake Superior near Munising, Michigan, reached by ferry from the mainland. The course follows the island's loop trail past sandstone cliffs and forest, with marathon, half marathon, and 50K distances.

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