Trail Running calendar near Marysville 2026-2027

Trail 5K at Shawnee Prairie Preserve in Greenville, OH, passing prairie, woodland, and wetland habitats and historic park sites. Age-group awards, chip timing, shirts for early registrants, and proceeds support the Raptor Ambassador program..

Turkey Trails Columbus on 11/15/2026 at Ohio State at Newark offers distances from a Kids Dash to a Half Marathon. The event includes a chip timed 5k and 10k, a virtual option, and event shirts and medals for most entries.

Alley Trail Classic in Lancaster, Ohio on November 15, 2026 features a one loop 5k and a five loop 28k trail race with cash prizes and awards and set registration dates.

Experience a scenic trail race through the limestone cliffs and wooded paths of Oakes Quarry Park in Fairborn. Choose between distances ranging from a fun run to a 15k trail adventure.

50k and 25k trail races on December 12, 2026 in Glenmont, OH, run on the original Bob's Big Timber course with a lightly stocked aid station.

A trail race at Oakes Quarry Park in Fairborn, Ohio on December 12, 2026, offering a 1.55 mile fun run plus 5K, 10K, and 15K courses through limestone cliffs and wooded trails.

A trail half marathon of about 13.5 miles at John Bryan State Park in Yellow Springs, Ohio. ORRRC members run free; non-members ages 15+ pay $10. The race uses timing chips, aid stations, and relies on volunteer support.

Trail races at Oakes Quarry Park in Fairborn on December 26, 2026 offer a 1.55 mile fun run plus 5K, 10K and 15K distances, with awards for overall winners and finisher medals for all participants.

Two trail races at Alum Creek State Park in January and February offer looped 10K-based courses with five distance options from 10K to 50K, aid stations, drop bag access, and a limited trail package for series registrants.

Trail races on the Rocks and Roots Trail at Alum Creek State Park with 6K, 10K, 20K and 50K options and expected muddy spring conditions.

A team relay in Chillicothe, Ohio on April 16 and 17, 2027 featuring trail miles with hills and varied terrain. Race profits support local Drug Free Clubs of America chapters and registration is capped at 150 teams.

Multi-distance ultrarunning at Great Seal State Park near Chillicothe, OH, featuring a 20 mile single-track loop with about 3100 to 3200 feet of climb per loop.

A multi-distance trail event in Mohican Memorial State Forest with 100 mile, 50 mile and marathon options, aid stations about every five miles, and awards including a 100 mile finishers buckle for those within the 32 hour limit.

Trail event on June 5, 2027 in Circleville OH with looped single track races from 4.5 miles up to 24 hours and relays.