Trail Running calendar near Byron 2026-2027

Experience an adventurous trail race through the historic Lemont Quarries. Run across wooded single track trails and gravel paths featuring natural terrain and seasonal mud for a true outdoor challenge.

Zip Thaw is a spring canicross event on the scenic, wooded trails of Lake Geneva Ziplines and Adventures. Choose a 4 or 8 mile course to run with your dog using approved harness gear. Enjoy post run refreshments indoors and receive a finish..

Event Overview Tour de Trails is a series of four winter trail runs held on Saturdays from December 2025 to March 2026. Each race is held at a different forest preserve or park in the Rockford, Illinois area. Participants can register for i..

Conclude the winter series with a 10K trail race at the Hickory Knolls Discovery Center. Navigate dirt paths and limestone trails to earn your finisher medal and final pieces of the challenge series gear.

Race against the clock on a 2.25-mile alternating loop trail in Lowell Park. Choose the 8-hour 806, the 3-hour 314, or form a relay team. Finishers within the time limit earn unique apparel.

Hit the trails for Chauncey's 4 at The Farm, a 4-mile stampede through the historic St James Farm. It's the kick-off event for the 2026 trail running series. Runners can tackle the rolling limestone and wooded paths for a chance at awards a..

Celebrate Earth Day on the trails at Veteran Acres park. Choose from a 50K, 15-mile, or 5-mile loop on scenic single-track. The event focuses on being landfill-free and offers awards for top finishers.

Run through the scenic rolling trails of the Morton Arboretum on a USATF certified 10K course. Enjoy a lively post race party with live music and refreshments while supporting vital tree conservation and research.

A whimsical trail run in Deer Grove Forest Preserve featuring four distances on a wide, non-technical looped course. The event, organized by CUSS Running, includes inclusive community initiatives. One aid station at the start/finish support..

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.

A trail race at Donald County Park in Mount Horeb on May 2, 2026, offering 5 km, 15 km and a Kids One Mile Fun Run; chip timing, aid stations, awards, and proceeds benefit Friends of Donald Park for trail maintenance.

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.

Experience the Three Ravines Course at Wolf Road Woods with distance options of 3.1 or 5.4 miles. This family friendly trail event features a mix of single track terrain and a post race celebration with craft brews.

Test your discipline in this 6 hour trail challenge where you must complete a 5K every hour to stay in the race. Earn unique patches and medals while navigating the natural terrain of Deer Grove East.

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.

A low-impact trail event at Lapham Peak Park offering distances from a Kiddos 1K to a half marathon, with ruck and walk options, cupless aid stations, and proceeds benefiting Tall Pines Conservancy.

The Wildflower Run will take place in Bristol on Saturday 16 May 2026. You can run 5 kilometers.

The Sugar Badger 50 Miles is a trail ultramarathon scheduled for May 2026. Organized by Ten Junk Miles Racing, it focuses on a community atmosphere on the trails. The event is a single 50-mile distance challenge.

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..

This 5K run/walk takes place on the Rock Run Greenway Trail in Joliet, starting and ending at Cemeno's Pizza. All proceeds support local cancer patients through the Pat Clark Cancer Foundation. Registration includes a T-shirt and finisher m..