F^3 Cap Sauers Trail Marathon

The Great Western Half-Marathon & 10K, organized by the Fox River Trail Runners, is a well-established running event held on the scenic Great Western Trail. Celebrating over 25 years, this competitive race features a flat, out-and-back course, making it accessible for runners of all levels. Schedule..

The Chicago 7-11 Hour Endurance Run, organized by Yeti Trail Runners, is a unique trail running event set in Willow Springs, IL, on May 17, 2025. Participants can choose between a 7-hour or 11-hour endurance challenge, navigating a scenic 4-mile loop through the picturesque Wolf Road Woods and Palos..

The Naperville Trails Half Marathon & 10K is a scenic running event taking place in Wheaton, Illinois, on September 6, 2025. Participants can choose between a half marathon and a newly introduced 10K distance, both of which traverse the beautiful crushed limestone trails of the Danada Forest Preserv..

Timely Nonsense is a unique running event taking place in Chicago, IL, featuring both 6-hour and 12-hour timed races. Participants can choose to run individually or as part of a relay team of two or four. The race is set in a scenic 58-acre park, where runners will navigate a 0.75-mile paved loop.Ea..

The Half Day at the Lake is an exciting running event taking place in Evanston, IL, featuring both 12-hour and 6-hour races. Set along a scenic 2-mile loop by the lakefront and Northwestern University, this race caters to all experience levels, from seasoned ultra-runners to first-timers. Participan..

The Fancy Nonsense 25K/50K is a whimsical running event designed to bring joy and laughter to participants while challenging their physical and mental limits. Set in the scenic Palos Trail System near Chicago, the race features a 5.5-mile loop course primarily on single track trails. Runners can enj..