The Forge Trail Run Festival

The Muddy Shamrock @ The Forge is an exciting trail running event taking place in Lemont, Illinois, featuring a Trail Half Marathon and a Trail Quarter Marathon. Set against the scenic backdrop of the historic Lemont Quarries, participants will navigate through wooded single and double-track trails,..

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 F^3 Cap Sauers Trail Marathon & 10 Mile is set to take place in Palos Hills, IL, on May 10, 2025. This event features a challenging marathon and a 10-mile race, both traversing the scenic Cap Sauers Holding Nature Preserve, the largest undeveloped area in Cook County. Participants will experienc..

The Chicago 7-11 Hour Endurance Run, organized by Yeti Trail Runners, is a unique trail running event set in Willow Springs, IL. 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 Preserves. The e..

The Naperville Trails Half Marathon & 10K is a scenic running event taking place in Wheaton, IL, 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 Preserve. Thi..

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, with options for 2 or 4-person teams. The race is set in a scenic 58-acre park, where runners will navigate a..