6 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
06/20/26	Wicked Worm	Grand Rapids	6 Hours , 12 Hours
06/27/26	Heritage Challenge	Adrian	6 Hours
10/10/26	The Ultra Bird 12hr and 6hr Trail Races	West Olive	6 Hours , 6 Hours , 12 Hours

Date	Event	City	Distances
01/03/26	Yankee Springs Winter Challenge	Middleville	6 Hours , 50 KM , 50 Miles
07/12/25	Rocket Endurance Hill Climb	Marquette	6 Hours
06/07/25	Island Time	Gregory	6 Hours , 12 Hours , 24 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
07/18/21	Afton Loopty-Loop	Afton	6 Hours
10/27/18	Bad Apple Ultra	Greenville	3 Hours , 6 Hours , 12 Hours