0004

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

Copper Harbor Trails Fest

Copper Harbor, Michigan
30 Aug 25 - 31 Aug 25
Free - $64.60
🚀Boosted

Michigan Titanium

Grand Rapids, Michigan
10 Aug 25 - 11 Aug 25
Free - $631.45
Feature your event at the top of the results

100 Miles a Month

Royal Oak, Michigan
01 Jun 25 - 01 Oct 25
Free - $11.60

Marsh Madness

South Rockwood, Michigan
01 Aug 25 - 02 Aug 25
Free

Michigan Titanium

Grand Rapids, Michigan
10 Aug 25 - 11 Aug 25
Free - $631.45

Copper Harbor Trails Fest

Copper Harbor, Michigan
30 Aug 25 - 31 Aug 25
Free - $64.60
Showing 1-4 of 4 results