The course runs along the Badger State Trail continuing onto the Jane Addams Trail. The course is 99% rail trail and less than 1% asphalt.
Marathon course is a 13.1 mile out and back from Belleville, WI. Start time is 7:00 AM on Sunday, Aug 3, 2025 and cutoff is 6:00 PM.
Marathon racers will receive a shirt and goodie bag; finishers will receive a Muskie Marathon medal.