Trail Running calendar near Merrill 2025-2026

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. The event is scheduled for J..

The Jack Lake Crazy Eights Trail Run will take place in Deerbrook on Saturday 7 June 2025. You can run 7 miles.

The Wausau Trail Run is an exciting running event scheduled for July 25-26, 2025, in Wausau, Wisconsin. As part of the Wausau 24 weekend, it features various trail running distances, including a 5K, 10K, and Half Marathon, all set on the scenic single track mountain bike and ski trails at Nine Mile..

Wausau 24 is the largest 24-hour mountain bike race in the Midwest, taking place from July 26-27, 2025. Participants can compete solo or as part of a team in 6-hour, 12-hour, and 24-hour categories, aiming to complete as many laps as possible. The event features a vibrant atmosphere with vendors, li..

The Underdown Trail Races, held in Merrill, Wisconsin, offer a challenging and scenic trail running experience on August 16, 2025. The event features distances of 60k, marathon, and half marathon through the Underdown Trail system, known for its backcountry singletrack trails shaped by ancient glaci..

The Midwest States 100 is an exciting running event taking place in the scenic Chequamegon-Nicolet National Forest, Wisconsin, on August 23-24, 2025. This unique wilderness adventure features three race distances: 100 miles, 100K, and 50K, primarily along the iconic Ice Age Trail, a National Scenic..

The Ironbull Ultra Trail is a challenging trail running event held at Rib Mountain State Park in Wausau, Wisconsin. Participants can choose from 50k, 25k, or 15k courses, featuring significant elevation gains and technical single-track trails. The race showcases the natural beauty of Rib Mountain, w..

The Mosquito Hill Endurance Run is an annual trail running event held at Mosquito Hill Nature Center in New London, Wisconsin. It features multiple race options, including 3, 6, and 12-hour timed events, as well as a fun 5k that participants can start anytime between 9 a.m. and 5:30 p.m.The course i..

The Phillips Flurry is an annual snowshoe race and walk event held in Phillips, Wisconsin, featuring 5K and 10K courses. It serves as the home of the Wisconsin State Snowshoe Championships and attracts participants of all ages and skill levels. The event promotes outdoor winter sports and community..

The WausaUltra event, taking place from May 2 to 5, 2025, in Wausau, WI, features three unique race formats: Limitless, Solo, and Double. The Limitless race challenges participants to run a 4.167-mile loop continuously until only one runner remains, while the Solo and Double options allow for one or..