Trail Running calendar near Franksville 2025-2026

Childish Nonsense is a trail running event held in Palatine, Illinois, at Deer Grove Forest Preserve West. It offers multiple distances: 10K, 25K, 50K, and 50 miles, with courses consisting of laps on a mostly wide, non-technical trail. Runners encounter a single aid station at the start/finish area..

The Sunset Safari 10k Trail Run is part of the annual Moonlight Meltdown event held in Belgium, Wisconsin. This hybrid trail run features a 6.2-mile course combining a 5-mile road segment with a 1.2-mile trail section through Harrington Beach State Park, following the Snow Runners LTD snowmobile tra..

The Prickly Pine Jackpot 24 Hour Solo/Relay is an endurance running event held in the scenic Kettle Moraine State Forest near Dousman, Wisconsin. Participants can choose from multiple race options including 6-hour, 12-hour, and 24-hour solo races, as well as 12-hour and 24-hour relays. The course fe..

Set in Palos Hills, Illinois, the F^3 Cap Sauers Trail Marathon & 10 Mile runs through the Cap Sauers Holding Nature Preserve, the largest tract of undeveloped land in Cook County. The event offers two distances: a marathon (26.2 miles) and a 10-mile option. The course uses the Sag Valley Trail syst..

Chicago Yeti 7-11 Hour Endurance Run is held at 9800 Wolf Rd, Willow Springs, IL. The race centers on a four-mile loop through Palos Preserves, featuring a mix of single-track forest, double-track trails, rolling hills, and quick runnable sections that suit a range of paces. The atmosphere blends sk..

Kettle Moraine is a renowned ultra marathon held in LaGrange, Wisconsin, featuring multiple race distances including a 100-mile, 100K, 50K, 38-mile, and a 100-mile relay. Established in 1996, it is one of the oldest 100-mile races in the U.S. The course is 100% trail, with about 65 miles on the scen..