Trail Running Calendar Wisconsin 2024-2025

The Popple Shoot Trail Races, organized by Big Slo Running, will take place in Minong, Wisconsin, on May 3, 2025. This event features four race distances: 10K, 25K, 62K, and 87K, all set on a mix of flat public ATV trails, single lane ATV trails, and county roads. The races aim to raise funds for mi..

Rumble on the Ridge is an exciting endurance running event inspired by the Backyard Ultra format, taking place on a scenic family dairy farm in Arena, Wisconsin. Participants will navigate a looped course, known as "The Drifty Mile," which varies between 1 to 1.25 miles with a minimum elevation gain..

The Sugar Badger 50/50 and Half is a scenic running event held in Belleville, Wisconsin, featuring a 50-mile, 50K, and half marathon distance. The race takes place on the flat and soft rail trails of the Badger State Trail and the Sugar River State Trail, offering picturesque views, trestle bridges,..

The Tomorrow River Trail Half-Marathon is set to take place in Plover, Wisconsin, on June 1, 2025. This scenic race features a course that begins in Plover and concludes at Central Waters Brewing Co. in Amherst, covering over 9 miles along the picturesque Tomorrow River Trail.Participants can look f..

The Kettle Moraine 100 Endurance Races is a premier ultra marathon event held in the scenic Kettle Moraine region, featuring a variety of race distances including 100 miles, 100k, 50k, and 38 miles. Established in 1996, this trail race showcases the beautiful Ice Age Trail, with 65 miles of the cour..

The Whitewater Trail Challenge, part of the Spartan Trail series, takes place in Whitewater, Wisconsin, on June 21, 2025. This scenic running event features three distances: a 10K, half marathon (21K), and a 50K, all set along the iconic Ice Age Trail. The course offers a mix of well-established tra..

The Wausau Trail Run is a popular running event that has been growing since its inception in 2019. Scheduled for July 25-27, 2025, participants can choose from 5K, 10K, and Half Marathon distances, all set on a mix of single track mountain bike and ski trails. The event encourages runners of all abi..

The Kinni is an adventurous race held at Kinnickinnic State Park in River Falls, WI, designed to challenge participants' endurance and navigation skills. Competitors will use a map to locate four hidden books throughout the park, tearing out pages as proof of their finds. Covering approximately 10-1..

The Underdown Trail Races, organized by IRONBULL, are grassroots trail running and mountain biking events held in Northern Wisconsin. Scheduled for August 16, 2025, participants can choose from various distances, including a 60k, marathon, and half marathon for runners, as well as multiple mountain ..

The Midwest States 100 is an exciting running event taking place in the scenic Chequamegon-Nicolet National Forest, Wisconsin, featuring 100-mile, 100K, and 50K races along the iconic Ice Age National Scenic Trail. This grassroots event offers a unique wilderness adventure, showcasing the natural be..

The Last Dot Standing will take place in Belleville from Friday 19 September 2025 to Monday 22 September 2025. You can run between 4 and 48 hours.

The Mosquito Hill Endurance Run, taking place on October 25, 2025, at the Mosquito Hill Nature Center in New London, WI, offers a unique trail running experience for participants of all skill levels. Runners can choose from 3, 6, or 12-hour timed events, as well as a casual 5k option. The scenic 3.4..