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Munising, MI

Grand Island Trail Runs

Sat, Jul 31, 2027

50K, Marathon, and Half along the rugged Lake Superior shoreline of Grand Island.

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Distance571 of 600 spots left
50 Mile+$15 in 116 days (Goes up to $190.00 on Feb 16, 2027)$175.00 + fee$186.33
50K+$10 in 116 days (Goes up to $155.00 on Feb 16, 2027)$145.00 + fee$154.56
Marathon+$10 in 116 days (Goes up to $140.00 on Feb 16, 2027)$130.00 + fee$138.67
Half Marathon+$10 in 116 days (Goes up to $115.00 on Feb 16, 2027)$105.00 + fee$112.20
Select a distance to continue.

Where & when

Venue
Williams LandingGrand Island (ferry drop-off)
Ferry from Grand Island Landing, M-28
Munising, MI 49862
Directions WebsiteWhere to stay ↓
Start times
Sat, Jul 31, 2027
50 Mile
Cutoff15 hr
6:00 AM STARTSat
50K
Cutoff10 hr
6:30 AMSat
Marathon
Cutoff7 hr 30 min
7:00 AMSat
Half Marathon
Cutoff6 hr
8:00 AMSat
Race-day weatherTypically 76° / 56°
Right now44° · wind S 7 mph

Photos

1 / 28

Photos by: Great Lakes Endurance, Aravaipa Running, Austin Lewis Photos

About this event

Run the rugged, remote shoreline of Lake Superior at the Grand Island Trail Runs, an unforgettable race on a pristine island just offshore from Munising, Michigan. Offering 50K, Marathon, and Half Marathon distances, each course showcases lush hardwood forests, sandstone cliffs, and sweeping Great Lakes views over a mix of singletrack and two-track.

What's included

Ask about this race

Start times, cutoffs, aid stations, shirts, refunds. Answers come from this race's own details.

Non-refundable and non-transferable. Race credit if you withdraw. Policy ↗

Stay & travel

Getting there

Host hotel: Holiday Inn Express Lakeview in Munising, overlooking Grand Island (906) 387-4800, reservations recommended. Alger County Chamber: (906) 387-2138. Nearest airport: Marquette (Sawyer), about one hour.

Jul 30 to Aug 1, prefilled for race weekendSee all places to stay →RaceGoat may earn a commission.

Course records

All-time top 10 →Full results →
50K
WomenKathleen Pallardy20193:43:02
MenWilliam Cadwell20193:18:39
Marathon
WomenTraci Falbo20113:20:48
MenJim Harrington20052:43:35
1/2 Marathon
WomenLinda Walsh20111:39:55
MenNick Liversedge20111:21:52
Half Marathon
WomenKaren Olsen20181:46:02
MenNick Liversedge20181:24:11

Questions about this race? Contact the organizer →

Organized byGreat Lakes EnduranceA division ofAravaipa RunningAll races →
Race directorZach MayfieldContact →