Marsh Madness
- Date Fri 1st August 2025 - Sat 2nd August 2025
- Time 6:00AM EDT
- Location South Rockwood, Michigan
- Price Free
- Races 1 race
Event summary
Get ready for an unforgettable endurance challenge at Marsh Madness, taking place from August 1st to 2nd, 2025, in the stunning South Rockwood, Monroe area! This exhilarating 32-hour ultra marathon invites up to 50 adventurous runners to experience the breathtaking views where the Huron River, Detroit River, and Lake Erie converge. Participants will navigate a scenic 8-mile loop during the day and a 5-mile loop at night, all while enjoying the beautiful Pointe Mouillee State Game Area, one of Michigan's premier waterfowl locations.
With an elevation gain of just 69 feet per loop and a mix of 80% gravel and 20% asphalt, this race promises a thrilling challenge without water crossings. The event is designed to be a "fat ass" race, meaning it's free for all participants, who are encouraged to bring their own aid and nutrition. Experience the camaraderie of fellow runners, crew, and pacers as you tackle this unique ultra marathon. Whether you’re chasing personal records or simply soaking in the stunning scenery, Marsh Madness is an event not to be missed!
With an elevation gain of just 69 feet per loop and a mix of 80% gravel and 20% asphalt, this race promises a thrilling challenge without water crossings. The event is designed to be a "fat ass" race, meaning it's free for all participants, who are encouraged to bring their own aid and nutrition. Experience the camaraderie of fellow runners, crew, and pacers as you tackle this unique ultra marathon. Whether you’re chasing personal records or simply soaking in the stunning scenery, Marsh Madness is an event not to be missed!
Organiser's Description
Marsh Madness is a 32 hour ultra marathon August 1st 2025.
Free fat ass race run on the dikes at Point Mouillee State game area where the Huron River, Detroit River and Lake Erie converge. Views of Ontario and Ohio across the water await. On the western shores of Lake Erie, Pointe Mouillee State Game Area is one of the most respected waterfowl locations in Michigan. Consisting of 4,040 acres it is one of the largest freshwater marsh restoration projects in the world. You may see an eagle or a random guy posing with a fish for his Tinder photo.
50 runners max.
You supply all of your own aid and nutrition.
Crew, pacers, and poles welcome.
Elevation gain is 69 feet per loop 80% gravel, 20% asphalt.
Zero water crossings.
Temps should be in 80s. Access to your vehicle every 8 miles.
8 mile loop during the day. 5 mile loop between the hits of 11pm and 6am.
32 hours to complete with the caveat that we can not run the dike between 11pm and 6am. A nighttime course is planned Start time 6am Aug 1st, finish time 2pm Aug 2nd.
No cut off times.
It is free, so no awards other than the beautiful scenery, and knowing what you accomplished.
No garbage cans.
Pack it in, pack it out.
No prota potties.
We will meet at the race start 30 minutes prior to the race, to sign in.
Free fat ass race run on the dikes at Point Mouillee State game area where the Huron River, Detroit River and Lake Erie converge. Views of Ontario and Ohio across the water await. On the western shores of Lake Erie, Pointe Mouillee State Game Area is one of the most respected waterfowl locations in Michigan. Consisting of 4,040 acres it is one of the largest freshwater marsh restoration projects in the world. You may see an eagle or a random guy posing with a fish for his Tinder photo.
50 runners max.
You supply all of your own aid and nutrition.
Crew, pacers, and poles welcome.
Elevation gain is 69 feet per loop 80% gravel, 20% asphalt.
Zero water crossings.
Temps should be in 80s. Access to your vehicle every 8 miles.
8 mile loop during the day. 5 mile loop between the hits of 11pm and 6am.
32 hours to complete with the caveat that we can not run the dike between 11pm and 6am. A nighttime course is planned Start time 6am Aug 1st, finish time 2pm Aug 2nd.
No cut off times.
It is free, so no awards other than the beautiful scenery, and knowing what you accomplished.
No garbage cans.
Pack it in, pack it out.
No prota potties.
We will meet at the race start 30 minutes prior to the race, to sign in.
Marsh Madness
