Trail Running calendar near Merrill 2026-2027

The Dormie Challenge is Portage County's first ultra marathon on May 30, 2026 at UWSP campus in Stevens Point. It offers 12 hour and 6 hour endurance events with limited fields, aid stations, timing, and medical support.

Experience a scenic point to point run from Plover to Amherst along the Tomorrow River Trail. This half marathon concludes at the Central Waters Brewing Co for a memorable finish in Wisconsin.

A three night trail series at Iola Winter Sports Club with changing 5K courses, a kids 1k and a vertical challenge on ski jump hills. Races are untimed and each night has a per event fee of $10.

A 10 km trail run on single track mountain bike and snowmobile trails in Deerbrook, WI on June 6, 2026. Online registration is available through June 5 and the entry fee for the 10 km is $40.

Bear Cupboard Run in Minocqua on June 27, 2026 features a half marathon, a 5K run and walk, and a 1K kids Cubbie run from Torpy Park. Most courses use the Bearskin Trail and proceeds benefit the Lakeland Pantry.

A community July 4 event in Land O' Lakes with a multi-surface 5K and a youth 1K fun run; proceeds support Great Headwaters Trails and the local playground.

A 5K trail run and a 1 mile fun walk at the MECCA Trails in Mercer on July 4, 2026, supporting northern Wisconsin veterans. The 5K has age-group awards and T-shirt orders are due June 18.

Experience the sunset at Nine Mile Recreation Area with a series of trail runs on single track mountain bike paths. Choose from multiple distances and navigate technical terrain using your own lights as the sun goes down.

Underdown Trail Races in Merrill, Wisconsin on August 15, 2026 offer backcountry singletrack running and mountain biking across distances from a half marathon to 111 miles. Courses are well marked, supported by aid stations, and proceeds su..

A trail race on August 29, 2026 in Chequamegon-Nicolet National Forest offering 100 mile, 100k, and 50k distances. Much of the course follows the Ice Age Trail through forests, lakes, rocky terrain, and prairie sections.

A team trail relay on September 18-19, 2026 at Nine Mile Forest near Wausau, WI, featuring 117 total miles, single track trails and overnight camping. Multiple team formats are offered and Ragnar Village provides food, music and camping ame..

A new annual trail race at Iola Winter Sports Club on 10/17/2026 offering 25 km, 10 km and 5 km courses on singletrack and ski trails, with aid stations, post-race snacks, medals and age-group awards.

WausaUltra at Sylvan Park features a 4.167-mile mostly-trail loop offered as Limitless (repeated loops until one runner remains), Solo (one loop) and Double (two loops), plus a short kids' race.