Trail Running calendar near Marseilles 2026-2027

Trail half marathon and 10K at Danada Forest Preserve in Naperville with USATF certified courses, chip timing and finisher medals.

A three day trail event at Rock Cut State Park featuring a night 10 km plus 25 km and 50 km races, with single race entries and Triple Crown series options that award commemorative spike prizes to finishers.

A remembrance event at the Lake County Fairgrounds Grandstand in Crown Pont, IN where participants climb 17 laps totaling 1,980 steps or join a 1 mile non timed walk. The event includes hero wristbands, limited finisher medals, and supports..

A timed urban ultra at Horner Park offering 3, 6, and 12 hour options on a short paved loop. Hourly playful challenges, a single aid station, and two- or four-person relay options add variety.

A community fundraiser in Geneva with a 2.5 mile Lightning Run, a 1 mile kids race, and a Mini Road Race Rally for ages 3 to 8. Proceeds support the Geneva Park District Scholarship Fund.

A one-day trail festival at Goodenow Grove Nature Preserve in Beecher offering 5K to 50K distances, including a 10K ruck option. Courses are trail-built with mixed surfaces, aid stations, event shirts and finisher medals.

A Backyard Ultra on the Rock River Parkway where runners repeat a GPS-verified 4.167-mile loop each hour until one remains. Entry is limited to 150 runners and includes an on-site aid station and crew zone.

An obstacle course race at Indiana Dunes National Park on September 13, 2026, featuring 10k, 5K and a K9 3.1-mile event. The course uses varied landscapes to reflect terrains associated with military service.

A multi-distance obstacle course event on rugged terrain near Marseilles Illinois featuring 5K and 10K options, a kid's loop, ruck categories with recommended weights, and a multi-lap Bearded Challenge. Finisher shirt, medal, and action pho..

Experience ten miles of hills and winding trails through the Byron Forest Preserve and Nardi Equine Prairie. This cup free race features cash prizes and a post race celebration with pizza at Hairy Cow Brewing Company.

A loop-based running event at Limestone Park offering 8 hour and 4 hour races on a 1.65 mile course with mixed crushed limestone and asphalt terrain. Scoring is by completed loops and proceeds support local organizations.

A looped trail event in Dixon, Illinois on September 26, 2026 offering distances from 8 miles up to 100 miles, with mixed singletrack and meadow terrain, two aid stations, crew access, and finish medals or a buckle for the 100 mile.

Trail races at Moraine Hills State Park with 5K, 10K and half marathon options, plus a virtual option from Sept 1 to Sept 27, 2026.

Experience the Bloomingdale Trail Run in Chicago featuring a timed 5K and short dashes for youth. This annual event offers a variety of distances on an urban trail for a family friendly day of running.

Timed 6 and 12 hour events on a 2 mile lakefront loop in Evanston with two aid stations, public water fountains, nearby parking, and a nonalcoholic finish beverage and finisher award.

The Hustle Up the Hill will take place in Warrenville on Saturday 26 September 2026. You can run 30 texts.unit_min.

A point to point all-trail ultramarathon along the Hennepin Canal near Sterling Illinois offering 100 mile, 50 mile, 50K and a 100 mile team relay. Aid stations are every 3 to 7 miles and bus service to the start is available for a fee.

Run The Woods is a trail event at Timber Pointe Outdoor Center in Hudson, IL featuring 5K and 8K races with youth divisions and a one mile untimed trail walk. Proceeds benefit Easterseals Central Illinois and Timber Pointe Outdoor Center.

The Lockport Fire Foundation presents the second annual Fire Zone 5k, a community 5k run and walk on a marked loop of the Forest Preserve trail starting at Hassert Park. Registered participants present on race day receive a t shirt and fini..

A community 5K in Flossmoor with a parallel virtual 5K that raises funds and collects goods to support local families experiencing hidden homelessness and provide school supplies for homeless children.