Trail Running calendar near Morris 2025-2026

The Tiger 10 Miler is an annual trail race held at Byron Forest Preserve and the Nardi Equine Prairie in Byron, Illinois. The 8th edition of this event features a challenging 10-mile course with twists, turns, and hills through scenic natural areas. Participants receive a custom finisher's medal and..

Half Day at the Lake is a unique ultra-running event held in Evanston, Illinois, featuring 6- and 12-hour race options. The race takes place on a scenic 2-mile loop along Chicago’s north shore lakefront path, passing through Evanston’s lakefront and Northwestern University’s campus. The course is a..

Limestone Rocks! 8-Hour or 4-Hour Race takes place at Limestone Park in Kankakee, Illinois. Runners choose an endurance 8-Hour or a 4-Hour option, competing on a 1.65-mile loop course. The surface is mostly crushed limestone with sections of asphalt; the course is roughly half flat and half hilly, f..

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..

Run The Woods is a charity running event held in Hudson, Illinois at Timber Pointe Outdoor Center (20 Timber Pointe Lane). The series includes 5K, 5K for Youth, 8K, 8K for Youth, and a 1 Mile Trail Walk – Untimed. While the site doesn’t describe a specific course layout, the venue suggests a family-..

Bloomingdale Trail 5K is an annual, family-friendly running event in Chicago, Illinois. The day features a timed 5K race along with ¼- and ½-mile dashes for young runners. The event location is 1834 N Lawndale Ave, Chicago, IL 60647, and the site describes a welcoming atmosphere for runners of all a..

Anderson Humane's Walk4Animals & 5K Run takes place in Batavia, Illinois, centered at the Peg Bond Center at 100 N Island Ave along the Batavia Riverwalk. The event offers a 5K Run (timed), a 1.5-mile Walk, and a T-Shirt Only option. The Walk4Animals route is a 1.65-mile loop around the Batavia Rive..

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..

October 4-5, 2025, The Hennepin Hundred is Illinois’ only point-to-point, all-trail ultramarathon, running from Sterling along the Rock River to Colona near the Mississippi and following the 104-mile Hennepin Canal State Trail through northwest Illinois’ historic locks, lift bridges, and scenic farm..

Fire Zone 5k is a first-time event hosted by the Lockport Fire Foundation in Lockport, Illinois. The 5k takes place on a Forest Preserve trail, with a single full marked loop starting at the Hassert Park parking lot across from Lockport Township Fire Station Six and ending back there. Runners and wa..

Des Plaines River Trail Races is an endurance trail event held in Lake County, Illinois, starting and finishing at Half Day Forest Preserve. The program features a Half Marathon, Marathon (Boston Qualifier), 50K, and 50 Mile ultra. Runners traverse a 100% trail course on a fast, flat crushed gravel..

The Farmdale Trail Run, held October 11-12, 2025, takes place at Farmdale Reservoir near East Peoria, Illinois. This premier trail event offers multiple distances: 10K, half marathon, 30-mile, 50-mile, and 100-mile ultras. The course features miles of single-track trails, service roads, and open pra..

Soul Crusher is a trail-running event in Crystal Lake, Illinois, offering 5- and 10-mile options. Runners navigate single-track forest trails through Veteran Acres and Sternes Woods, with a course described as challenging, fun, and bone-decorated. The start line sits in the middle of the park at a s..

Saw Wee Kee - Fall Trail Run is held at Saw Wee Kee Park, Sundown Lane, Yorkville, Illinois. The event is the Fall Trail Run segment of a four-race series; each race features a different course and medal piece, and completing all four earns the series medal with different seasonal swag at each stop...

The Buckley 5 Miler is a scenic and challenging cross-country trail race held at the Buckley Homestead in Lowell, Indiana. The 5-mile course features a 2-mile loop on the north side of the park followed by a 3-mile loop through the park, finishing at the pioneer farm. Runners encounter a picturesque..

Palos Park Spooky Shuffle 2025 is a 5K and 10K trail run/walk held at Swallow Cliff South Forest Preserve in Palos Park, IL, organized by the Palos Park Department of Recreation & Parks in partnership with the Forest Preserves of Cook County. Runners traverse the Sag Valley Trail System on wide, unp..

Oktoberfest Rotary Run is an annual fundraiser in Bloomington, Illinois, held on the third Sunday each October. The event centers at GE Park / Union Park Clubhouse (1750 GE Road) and offers a chip-timed 5K on the Constitution Trail, looping through Tipton Trails and returning on blacktop paths. A 1‑..

Witches in the Woods 5K/2K is a Halloween-themed running event at the Lake County Fairgrounds in Crown Point, Indiana. Participants can choose a 5K Timed Halloween Run or a Non-Timed Halloween 2K Walk. The night-time course weaves through the fairgrounds’ trees and surrounding roads, with flashlight..

Howl-o-ween 5k – Schaumburg takes place in Rolling Meadows, IL at Busse Woods. This pet-friendly 5k run/walk follows a scenic, paved, flat out-and-back Busse Woods Trail and is timed by J3 Timing with live results. The event supports animal charities, featuring Fetching Tails Foundation as a partner..

Fancy Nonsense 25k/50k is a whimsical ultramarathon organized by CUSS Running, held near Chicago at Red Gate Woods in the Palos Trail System (Willow Springs/Lemont, IL). The course is a 5.5-mile mostly runnable single-track loop, repeated to reach 25k or 50k. Expect a playful, mischievous atmosphere..