Trail Running calendar near New London 2025-2026

The Dawn to Dusk Endurance Run is an ultramarathon event held at Camp Sinawa near Valders, Wisconsin. The race features multiple timed events including 24-hour, 15.5-hour, 8.5-hour (Dusk to Dawn), 8-hour, and 6-hour runs. The course is a 4.5-mile loop primarily through wooded terrain, combining roll..

The Cliff Runner 10K is an extreme trail running event held in Sherwood, Wisconsin, within High Cliff State Park. Covering a challenging 10-kilometer course, the race features mostly single-track trails with natural obstacles such as rocks, roots, boulders, and hills, accumulating over 500 feet of e..

The Wausau Trail Run, held in Wausau, Wisconsin, is part of the Wausau 24 weekend of events and takes place at the scenic Nine Mile Recreation Area. This trail running event features a 5K, 10K, and Half Marathon, all set on single-track mountain bike and ski trails known for their twists, turns, roo..

Wausau 24 is the largest 24-hour mountain bike race in the Midwest, held annually at Nine Mile County Forest near Wausau, Wisconsin. Participants can compete solo or in teams across 6, 12, and 24-hour race categories, completing as many laps as possible on a challenging course. The event features a..

The "Thanks Sandy" event is a 9-mile trail run held at Kohler-Andrae State Park in Sheboygan, Wisconsin. The course features a mostly flat terrain with a total elevation gain of 509 feet and descent of 485 feet, combining concrete paths, wide woodland trails, sandy shoreline running along Lake Michi..

The Underdown Trail Races, held in Merrill, Wisconsin, offer challenging trail running events including 60k, marathon, and half marathon distances. Set in the scenic Underdown Trail system, the course features backcountry singletrack trails shaped by ancient glaciers, with numerous hills and isolate..

The Ironbull Ultra Trail event, known as the Rib Mountain Trail Races, takes place in Wausau, Wisconsin, at Rib Mountain State Park. It features three race distances: a challenging 50k consisting of three loops with over 7,000 feet of elevation gain, a 25k with 1.5 loops, and a 15k single loop with..

The Fallinline 125 is an ultramarathon event held in Greenbush, Wisconsin, covering approximately 132 miles through the scenic Kettle Moraine State Forest along the Ice Age National Scenic Trail. The course traverses the Northern, Middle, and Southern Kettle units, featuring a mix of rugged single-t..

Twisted Roots is a trail running event held at High Cliff State Park in Sherwood, Wisconsin, featuring both half marathon and full marathon distances. Set against the scenic backdrop of Lake Winnebago and the Niagara Escarpment's majestic cliffs, runners experience a mix of technical single tracks a..

The Mosquito Hill Endurance Run is an annual trail running event held at Mosquito Hill Nature Center in New London, Wisconsin. The race features a scenic 3.4-mile loop through wetlands, prairies, and forests, including a climb to the top of Mosquito Hill with about 400 feet of elevation gain per lap..

The NK50k is an annual 50-kilometer point-to-point trail run held in Greenbush, Wisconsin, along the Northern Kettle Moraine Ice Age Trail. The course features diverse terrain, including smooth ski trails, rocky and rooty sections, and the highest point in the Northern Kettle Moraine State Forest. R..

The WausaUltra event in Wausau, Wisconsin, offers three race formats: Limitless, Double, and Solo, all held on a scenic 4.167-mile mostly trail loop through Sylvan Park. The Limitless race is a "last runner standing" challenge starting Friday, where participants run one loop every hour until only on..