Trail Running calendar near Franklin Grove 2025-2026

The Byron Fest 5K & 1 Mile Fun Run is an annual family-friendly event held at the scenic Byron Forest Preserve in Byron, Illinois. The 5K race features well-maintained trails with panoramic views and varied terrain, making it part of the 2024 Rockford Road Runners Circuit Race. Chip timing is provid..

The Pinetum Mind Games Endurance Event, held at Lowell Park in Dixon, Illinois, is a unique running challenge featuring a 0.411-mile loop course through the pine tree upper loop area. Participants can choose from 6, 12, or 24-hour solo runs or three-person relays, starting on a Friday evening. The e..

The Chupacabra Trail Races take place in Dixon, Illinois, featuring night trail running on a 5-mile loop course composed of grass, gravel, dirt, and 30% single track. Participants can choose from distances of 5, 10, or 15 miles by completing one to three laps, or join a three-person relay team. The..

The New Glarus Woods Trail Run is an annual event held at New Glarus Woods State Park in Wisconsin, part of the Savanna Trail Run Series. The 6th edition features multiple race distances: a 1-mile kids' fun run, 5 km, 8 km, and 16 km trail runs. The event supports the development of mountain bike tr..

ScoCo50 is a trail running event held at scenic Scott County Park in Long Grove, Iowa, offering 50K, 10-mile, and 5-mile race distances. The course features a mostly dirt and grass trail loop with about 950 feet of elevation gain per 10-mile loop, winding through wooded and prairie areas with some p..

The Summer Trail Classic is a trail running event held at Paul Douglas Forest Preserve in Hoffman Estates, Illinois. It offers three race distances: approximately 4 miles, 9.5 miles, and 13 miles, featuring twisting single-track trails that provide a true trail running experience. The event is part..

The Gristmill Grind 10K is a challenging trail race held annually at Franklin Creek State Park in Franklin Grove, Illinois. Known as one of the most difficult 10Ks in the area, the course features technical trails with approximately 800 feet of elevation gain, multiple hill climbs, and four creek cr..

The Naperville Trails Half Marathon & 10K is an annual running event held in Wheaton, Illinois, set for September 6, 2025. Participants can choose between a USATF-certified half marathon or 10K distance, both featuring a flat and fast course that winds through the scenic Danada Forest Preserve on cr..

The Cornell Days 5k and 1 Mile Fun Run/Walk is a family-friendly running event held in Cornell, Illinois, starting at Clinton Keith Mills Memorial Park. The race features an out-and-back course along the county blacktop roads through the scenic countryside, suitable for both first-time runners and e..

The Hobo Trail Runs, hosted by Rockford Road Runners, take place at Rock Cut State Park in Rockford, Illinois. This annual event offers multiple trail running distances including 10k, 25k, and 50k races, with options to participate in single races or the challenging Triple Crown series (85k total) o..

Dirt Circus - Chicago is a free community running event held in Crystal Lake, Illinois, celebrating local trail running and races. Organized by UltraSignup, this one-day festival features a social group run with options of 3 or 5 miles through scenic Veteran Acres Park. The event fosters camaraderie..

Last Dot Standing is a unique endurance running event held at Belleville Community Park in Belleville, Wisconsin. Participants alternate running 4.2-mile legs between Belleville and Dot's Tavern, a historic local tavern, with one hour to complete each segment. The race continues hourly until only on..

The Tiger 10 Miler is an annual trail race held at Byron Forest Preserve and the Nardi Equine Prairie in Byron, Illinois. This 10-mile course features twists, turns, and hills, offering a challenging and scenic run through natural settings. Participants receive a custom finisher's medal, shirt, and..

Hindsight Ultra Trail Runs, held in Dixon, Illinois, offers a grassroots ultra running experience with distances of 25K, 50K, 100K, and 100 miles. The course features a 7.85-mile loop combining roughly 50% singletrack, 30% grassy meadows, and 20% gravel paths, with about 6,200 feet of elevation gain..

The Hennepin Hundred is a premier ultramarathon held in Sterling, Illinois, featuring 100-mile, 50-mile, 50K, and 100-mile team relay races. The point-to-point course follows the scenic, flat, and fast Hennepin Canal State Trail, Illinois’ longest multi-use trail, stretching from Sterling to Colona..

The Fall Trail Classic 2.0 is a trail running event held at Marengo Ridge Conservation Area in Marengo, Illinois. It features two races on the same day: a 4-mile run through oak and hickory woodlands, small stream bridges, and restored prairie trails, and a 7-mile run that includes the 4-mile loop p..

Soul Crusher is a challenging trail running event held in Crystal Lake, Illinois, offering 5-mile and 10-mile distances. The course, designed by Jeff Lenard, is known as the toughest 5-mile loop in the Midwest, with runners able to complete one or two loops depending on their endurance. The race sta..

The Fancy Nonsense 25K/50K is a whimsical ultramarathon held in the Palos Trail System near Willow Springs and Lemont, Illinois, about 20 minutes from downtown Chicago. Runners can choose from 25K, 50K, or 5-mile distances on a mostly single-track, 5.5-mile loop course that starts and finishes at Re..

The Fast Track Cross Country Open is a 3-mile cross country running event held in Schaumburg, Illinois, on the MacNider course near Hoover Elementary School. Open to all ages and abilities, the event features separate women's and men's races. Participants can enjoy running on grass and have the opti..

The Forge Trail Run Festival, held in Lemont, Illinois, offers a challenging late-fall trail running experience with distances of 10K, 20K (half marathon), 30K, and 60K. The courses start and finish at The Forge and wind through single and double-track trails in the woods, gravel paths, and around t..