Trail Running calendar near Sterling 2026-2027

Experience a 4 mile trail run through the historic St James Farm in Warrenville. Enjoy a scenic single loop course featuring rolling terrain, limestone paths, and wooded trails with awards for multiple age categories.

Trail races on a 5-mile loop at Veterans Acres in Crystal Lake, IL, offering 50K, 15-mile, and 5-mile options with a single major aid station, age-group awards, an 8-hour cutoff, and packet pickup the day before and race day.

Loud Thunder 50 is a trail running event at Loud Thunder Forest Preserve near Illinois City, IL offering 50 mile, 50k and half marathon options on mostly single track with significant elevation gain, aid stations, camping and strict cutoff..

Run or walk to support Anderson Humane at their largest fundraiser. Choose a timed 5K run or bring your dog for a 1.5-mile walk along the Batavia Riverwalk. The event includes awards, a lure course, and activities for animal lovers.

Test your endurance at this 24 hour track event in Davenport where you can run or walk at your own pace. With a limited field of 60 participants, every runner receives a shirt and personal lap counting support.

Trail run in Dubuque on May 2, 2026 offering 5K, 10K and half marathon distances. The event features marked trails, basic timing, a custom bib, a rotating race item, and post-race food; series entry includes a series gift.

Run a flat, out-and-back course on the historic Great Western Trail. Choose from a half-marathon or 10K distance. Your registration supports local mental health charities.

Experience a trail race through the scenic Wildlife Prairie Park in Central Illinois. Choose between an accessible 5k loop or a more demanding 10k course featuring single track trails and post race snacks.

Trail races at Sunderbruch Park in Davenport on May 16 2026 with 5K and 10K routes on mostly single track dirt trails. Online registration and a waitlist are used and no refunds are offered.

Rail-trail event in Belleville, WI using the Badger State Trail and Sugar River State Trail. Distances include 50 miles, 50K and a half marathon on flat, soft surfaces with trestle bridges and a quarter mile tunnel.

Test your grit at Byron Motosports Park with tactical obstacle courses ranging from 5K to 10K endurance laps. Choose from elite vest challenges, weighted rucking, or open waves designed to honor the resilience of first responders.

Join the free Dirt Circus community running festival in Crystal Lake on May 30, 2026. Choose between a 4.3-mile or 6.8-mile social group run, then enjoy a festival with food, an expo of local brands, and a raffle. Meet race directors and co..

Experience the natural beauty of St. Charles at the Hickory Knolls Trail Run, featuring 5K, 10K, and relay options on scenic grass and dirt forest pathways.

Experience the local trail community at Kinsey Park with a four mile loop featuring rolling hills and themed stretches. This event offers a great introduction to the local ultramarathon scene in Peoria.

A backyard ultra at Kinsey Park in Peoria where runners repeat a 4.16 mile loop each hour until one runner remains. The single track course includes support, participant awards, and milestones for 50k, 50 miles and 100 miles.

Experience an authentic cross country race on a purpose built grass course in Geneva Illinois. Run as an individual or part of a team on this wide professional grade venue featuring rolling terrain and a classic atmosphere.

Short trail and paved races plus a kids fun run at Westbrook Park in DeWitt, IA on June 20, 2026. Proceeds support the Paul Skeffington Memorial Race Foundation and local multi-use trail development.

Experience flowing singletrack and deep ravines at Black Partridge Park in Metamora. This five mile trail race features creek crossings and steep climbs through mature Illinois forests.

Experience the rugged beauty of the Illinois River Bluff at Camp Wokanda. This summer trail event features distances from a half marathon to 100 miles on technical, wooded single track with significant elevation.

Experience the final race of the summer at Farmdale Reservoir in Washington Illinois. This five mile trail run features a mix of prairie woods and singletrack paths through a diverse landscape.