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Ultra Marathons found in Michigan in July

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Ultra Marathons in Michigan in July 2025

Find A Race is the US's favourite event listings site. Check out our list of July 2025 Ultra Marathons in Michigan below.

Race Calendar: Ultra Marathons found in July

🚀Boosted

The FRED Running Relays - 25 Mile - 50 Mile - 100 Mile - 200 Mile

Rockford, Michigan
11 Jul 25 - 12 Jul 25
$48.70 - $101.70
🚀Boosted

TridelSol Olympic, Sprint & Super Sprint Triathlon, Duathlon, Aquabike, Relay & Swim Only Event

Middleville, Michigan
20 Jul 25
$32.80 - $181.20
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

The FRED Running Relays - 25 Mile - 50 Mile - 100 Mile - 200 Mile

Rockford, Michigan
11 Jul 25 - 12 Jul 25
$48.70 - $101.70

TridelSol Olympic, Sprint & Super Sprint Triathlon, Duathlon, Aquabike, Relay & Swim Only Event

Middleville, Michigan
20 Jul 25
$32.80 - $181.20
Showing 1-3 of 3 results