Trail Running calendar near East Troy 2026-2027

A trail event at Deer Grove Forest Preserve near Palatine, IL on April 24, 2027, offering 5.5 mile, 25K, 50K and 50 mile distances with a single aid station at the start and a playful, community-focused atmosphere.

Trail races at Donald County Park include 5 km, 15 km and a Kids One Mile Fun Run across prairie, single-track, sand and bridges. Proceeds support Friends of Donald Park for trail maintenance and repair.

A flat out and back half marathon and 10K on the limestone Great Western Trail, organized by Fox River Trail Runners, with part of registration fees donated to three local mental health charities.

The Frontline OCR will take place in Byron on Saturday 22 May 2027. You can run between 5 and 10 kilometers.

Trail races in Belleville, WI on flat rail trails with 50 Miler, 50K and Half Marathon options. The course includes trestle bridges, scenic views and a quarter-mile tunnel; organizers list aid stations, free photos, pizza and beer.

Alpine Valley UltraTrax in Elkhorn, WI offers repeated 7 mile loops over forested singletrack, ridgelines, and ski runs. Participants choose 7, 14, 21, or 28 miles and may ruck with 10, 20, or 35 lb vests; upper levels earn the Grey Wolf me..