12 Hours Ultra Running Events in Michigan

All 50 KM 50 Miles 100 KM 100 Miles 6 Hours 12 Hours 24 Hours

Date	Event	City	Distances
05/04/24	Island Time	Gregory	6 Hours , 12 Hours , 24 Hours
05/25/24	Back 9 Endurance Run	Copper Harbor	12 Hours , 24 Hours
06/22/24	Wicked Worm	Grand Rapids	6 Hours , 12 Hours
10/19/24	The Ultra Bird 12hr and 6hr Trail Races	West Olive	6 Hours , 12 Hours

Date	Event	City	Distances
10/21/23	Cal Crusher	Caledonia	12 Hours , 30 Hours
10/21/23	Hootenanny Endurance Run	Gregory	Backyard , 4 Hours , 8 Hours , 12 Hours
06/24/23	Loopty Loop Ultra	Rochester Hills	4 Hours , 8 Hours , 12 Hours
06/17/23	Let's Glow	Fremont	6 Hours , 12 Hours , 24 Hours
05/06/23	Ode to the Night	Holly	Backyard , 12 Hours
08/06/22	The Gnarly Gnome Loopty Loop	Afton	8 Hours , 12 Hours
06/25/22	24 Hour Summer Stampede Ultra	Coopersville	6 Hours , 12 Hours , 24 Hours
06/11/22	Twilight Zone 24 Hour Endurance Run	Leonard	6 Hours , 12 Hours , 24 Hours
04/30/22	Lappers Delight 24 Hour	Milford	6 Hours , 12 Hours , 24 Hours
10/27/18	Bad Apple Ultra	Greenville	3 Hours , 6 Hours , 12 Hours

Spokane River Run	50K
Horseshoe Lake Trail Run	50K
Run with the Goats	50K
Mendocino Coast 50k	50K
Run with the Goats	50K
Run with the Goats	50K
Forgotten Forest Ultra Run	9H
The Firefly Trail Run	12H
Fondren Urban Ultra	12H
Squak Mountain 50K Trail Run	50K
Loop The Hooch	50K
Storm the Park	50K
Loud Thunder 50	50K
Forget the PR Mohican 50k and 25k	50K
Spitfire Ultra Trail Challenge	55K
Stillhouse 100k	100K
Loud Thunder 50	50M
Red Rocks of Sedona Trail Races	34M
The Foxtail	50K
Royal Gorge Groove	50K