Trail Running calendar near Bonduel 2026-2027

A spring trail event at the Iola Winter Sports Club offering **5k** and **15k** courses on ski trails and singletrack, plus a free kids 1k when weather permits. Food and drinks will be available in the Chalet and entry fees change after Mar..

Participate in a two mile run or walk through the scenic 120 acre Southern Door School campus. Enjoy a course of gravel and woodland trails while supporting local students and staff in Brussels Wisconsin.

Experience the diverse landscapes of Shiocton at the Navarino Nature Center Trail Run. Run or walk through forests and across bog boardwalks to support environmental education and local trail improvements.

WausaUltra at Sylvan Park in Wausau features a 4.167 mile mostly trail loop offered as a Limitless backyard event, Solo, Double, and a free kids race over May 1 to May 3, 2026.

A six-race trail running series from May to October 2026, featuring five monthly trail races at local trailheads and a 10K championship in Marquette, free registration, and a proportional scoring system with a 15-point maximum for winners.

Experience the first ultra marathon in Portage County on a loop at the UW Stevens Point campus. Choose between 6 hour and 12 hour events with a limited field of 125 runners to support local collegiate athletes.

Experience a unique two mile obstacle course at Alsteen Farms featuring real farm chores like tire throwing and calf feeding. Enjoy a yogurt bar and an optional dairy farm tour after the event.

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.

The First Mondays Summer Trail Series is a summer trail running event at the Iola Winter Sports Club. A different 5 km course is featured each month in June, July, and August. The series includes a vertical hill challenge and a kids race.

The Jack Lake Crazy Eights Trail Run will take place in Deerbrook on Saturday 6 June 2026. You can run 10 kilometers.

Experience Door County's first trail run at the Crossroads at Big Creek Nature Preserve with 2K 5K or 10K courses that reward participants with a native tree.

Multi distance endurance event at Camp Sinawa near Valders, WI offering 24 hour, 15.5 hour, 8 hour, 6 hour and dusk to dawn formats on a 4.5 mile loop with 330 ft gain per lap.

Cliff Runner 10K on July 19, 2026 in Sherwood, WI is a 10K trail run on mostly single track with rocks, roots, boulders and over 500 feet of elevation gain. Registration includes a T shirt and finisher medal and a share of proceeds supports..

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.

Challenge yourself on the stairs of Giant Pine Mountain. Choose from a single climb, multiple repeats, or a new combination with a trail run. This chip-timed event in Iron Mountain offers different formats for testing your endurance.

Thanks Sandy is a *9 mile* trail run at Kohler-Andrae State Park near Sheboygan, WI, featuring beach, marsh and cordwalk sections, a three hour cutoff, one on-course aid station and post-run snacks with dietary options.

Experience a grassroots wilderness race at the Underdown Trail system in Merrill. Choose between various trail running and mountain bike distances featuring glacial hills, singletrack paths, and scenic boardwalks.

Experience the scenic trails of Iron Mountain at the Lake Antoine Classic. Choose between running, walking, or cycling distances in this community event supporting the Special Olympics.

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..

Trail marathon and half marathon at High Cliff State Park featuring technical singletrack, prairie sections and Lake Winnebago views. The event is cupless with aid stations and proceeds supporting the park.