Trail Running Calendar Wisconsin 2024-2025

The Willow 20 Miler is an exciting trail running event taking place at Willow River State Park in Hudson, Wisconsin. Participants can choose between a challenging 20-mile course featuring two scenic loops or a 10-mile course that navigates a single loop of grass and gravel trails. The event showcase..

Rumble on the Ridge is an exciting endurance event inspired by the Backyard Ultra format, taking place on a family dairy farm in Arena, Wisconsin. Participants navigate a looped course, known as "The Drifty Mile," which varies between 1 to 1.25 miles with a minimum elevation gain of 250 feet. Runner..

The Sugar Badger 50/50 and Half is a scenic running event taking place in Belleville, Wisconsin, featuring a 50-mile, 50K, and half marathon distance. The race is set on the flat and soft rail trails of the Badger State Trail and the Sugar River State Trail, offering participants beautiful views, tr..

The Tomorrow River Trail Half-Marathon is a scenic running event taking place in Plover, Wisconsin, with the course extending to Amherst, ending at Central Waters Brewing Co. Participants will enjoy over nine miles of the route along the picturesque Tomorrow River Trail. Scheduled for June 1, 2025, ..

Bong Backyards is an exciting trail and ultra running event scheduled for June 6, 2025, at the Richard Bong State Recreation Area in Brighton, WI. This event caters to runners of all skill levels, offering multiple race distances, including the challenging Backyard Ultra and the shorter Backyard 24...

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 is an exciting running event taking place on June 21, 2025, in Whitewater, Wisconsin. Participants can choose from three race distances: a 10K, a half marathon, and a 50K, all set against the stunning backdrop of the Ice Age Trail, a 1,200-mile scenic footpath. The cou..

The Dawn to Dusk Endurance Run is an exciting running event scheduled for June 28-29, 2025, at Camp Sinawa in Valders, WI. Participants can choose from various race durations, including 24 hours, 15.5 hours, 8 hours, 6 hours, and a unique Dusk to Dawn challenge. The course features a scenic 4.5-mile..

DWD Devil's Lake is an exciting midsummer trail running event set in the stunning geological landscape of Devil's Lake, just north of Madison. Participants can choose from various distances, including a 50M, 50K, marathon, half marathon, and 10K. The event features a marked course with aid stations,..

The Wausau Trail Run is an exciting running event taking place in Wausau, Wisconsin, as part of the Wausau 24 weekend. Scheduled for July 25-26, 2025, it features a variety of trail running options, including a 5K, 10K, and Half Marathon, all set on the scenic single track mountain bike and ski trai..

The Kinni is an adventurous race held at Kinnickinnic State Park in River Falls, WI, designed to challenge participants' endurance and navigation skills. Instead of a traditional course, racers use a map to locate hidden books throughout the park, tearing out pages that correspond to their bib numbe..

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 Mindy Creek Trail Races, taking place in St. Croix Falls, WI, offers participants a choice of three race distances: a marathon, half-marathon, and 10K. The event features scenic trails with a mix of technical sections, hills, and various terrain types.Runners can expect well-stocked aid stations..

The Midwest States 100 is an exciting running event taking place in the scenic Chequamegon-Nicolet National Forest, Wisconsin. Participants can choose from three race distances: 100 miles, 100K, and 50K, all primarily along the iconic Ice Age Trail. This grassroots event emphasizes a wilderness adve..

The Goose Bumps 6 & 24 Hour Run is a unique fundraising event organized by the River City Running Club, taking place in Stoddard, WI. Participants can choose to walk or run for either 6 or 24 hours, allowing them to set their own goals and pace. The event encourages a fun and supportive atmosphere, ..

Fallinline 125 is an exciting running event taking place in Greenbush, Wisconsin, featuring a challenging 132-mile race and a fun "Party Next Door" option. This event invites runners of all levels to participate in a unique experience that combines endurance and community spirit. Participants can re..

The Last Dot Standing event, hosted by Ten Junk Miles, takes place from September 19 to 22, 2025, in Belleville, WI. This unique running challenge requires participants to alternate between running 4.2 miles to Dot's Tavern and back, with a one-hour time limit for each leg. The event continues until..

The Trout Brook is an exciting 10-mile trail race set in the scenic Willow River State Park in Hudson, WI. Participants will navigate a challenging course featuring single-track trails, hills, and a stair climb, all while enjoying stunning views of a waterfall. This event is designed for experienced..

The Gandy Dancer Marathon is a scenic running event held in Luck, Wisconsin, featuring a flat and fast course ideal for achieving personal records and qualifying for the Boston Marathon. The event includes a full marathon, half marathon, 5K run/walk, and a free kids' fun run, all taking place on a b..

The Door County Fall 50 is an ultra-marathon event that challenges participants to complete a 50-mile course through the scenic landscapes of Door County, Wisconsin. Runners can choose to compete solo or as part of a relay team. The event features nine rest stations along the route, providing essent..