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Ultra Marathons found in Michigan in August
View all ↓Ultra Marathons in Michigan in August 2025
Find A Race is the US's favourite event listings site. Check out our list of August 2025 Ultra Marathons in Michigan below.
Race Calendar: Ultra Marathons found in August
🚀Boosted
Michigan Titanium
Grand Rapids, Michigan
10 Aug 25 - 11 Aug 25
Free - $578.95
🚀Boosted
Copper Harbor Trails Fest
Copper Harbor, Michigan
30 Aug 25 - 31 Aug 25
Free - $64.60
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Michigan Titanium
Grand Rapids, Michigan
10 Aug 25 - 11 Aug 25
Free - $578.95
Copper Harbor Trails Fest
Copper Harbor, Michigan
30 Aug 25 - 31 Aug 25
Free - $64.60
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