Trail Running calendar near Marysville 2026-2027

A night trail event at Caesar Creek State Park offering full marathon, half marathon and 10K on single track loops around the lake. The cupless race has four aid stations, required headlamp gear, glow in the dark medals and equal podium spo..

A last person standing running event in Zanesville where runners repeat a one-mile loop every 15 minutes along Joe's Run Trail; both ends have rest areas and the event supports the Zanesville Soccer Boosters.

A 5K trail race on June 14, 2026 at Garbry Big Woods Reserve in Piqua, part of the Miami County Park District Trail Run Challenge. Multiple registration tiers include shirt and no shirt options; basic health checks and age group awards are..

A summer solstice trail race at John Bryan State Park near Yellow Springs covering about 13 miles with chip timing and generous time limits. ORRRC members run free; non-members pay $10 and animals are not allowed except service dogs.

A two day obstacle course weekend in Bloomfield Township Ohio on June 27-28 2026 featuring a 1.5 mile military style Battle Challenge with a live fire range, multiple race distances, large water slides, camping and the USA OCR national cham..

Empower Backyard Ultra in Lebanon, Ohio on June 27, 2026 features hourly 4.1667-mile loops on wooded trails, a night bike-path out-and-back, and fixed 12-hour and 24-hour backyard events with a 150-runner capacity.

Trail Sisters approved trail ultramarathon at Caesar Creek State Park offering *50 Miles* and *50K* on single-track loops with cupless aid stations, manned support, and a 14.5 hour cutoff.

Trail runs at Battelle Darby Creek Metro Park offering 5k and 10k distances and supporting FLIP's cancer prevention work. The 5k is relatively flat and family friendly while the 10k finishes with a stair climb noted by local runners.

A 5K trail race on July 12, 2026 at Stillwater Prairie Reserve in Covington, OH, as part of the Miami County Park District Trail Run Challenge. Multiple pricing and series options are offered; no dogs are allowed.

A 100-minute looped running event at Williams Park in Gibsonburg where laps are recorded on a 0.9 mile loop. Entry is $25 and proceeds support a local foundation; all finishers receive awards and post-run food is provided.

A timed 5K at Patricia Allyn Park on July 19, 2026, with online and day of registration. Current ORRRC members run free; non members 15 and up pay $10.

Arch City XC Festival brings elementary, middle, high school and open two-mile races to Westerville North High School on July 25, 2026, with team scoring for middle and high school and proceeds supporting school programs.

A community 5K run and walk at Riverbend Park in Findlay, open to all ages. Registration includes a T-shirt guarantee if completed by June 25 and tiered fees; timing is provided by Dave’s Running.

A loop-format trail event at John Bryan State Park featuring a 1.1 mile loop with options from a fun mile up to a 13.2 mile half marathon, with water stations and park restrooms on each loop.

A 12 hour run and ruck on a 1.52 mile paved loop at Smith Park in Middletown, Ohio. Chip timing, a stocked aid station, weight rules for ruckers, and student crafted finisher awards for several distance milestones.

Test your endurance at this military inspired obstacle course featuring mud crawls and climbing walls. Supporting the Light Foundation, the event offers a 5k trail for adults and a dedicated race for children.

A Last Runner Standing backyard ultra on a multi generation family farm in Glenmont, OH, featuring wooded trails under old growth canopy, prairie sections, and free camping and parking. Registration closes July 31.

A women only 5K obstacle mud run on August 2, 2026 at East Fork Motocross Park featuring 18+ obstacles, an emphasis on fun and teamwork, and open to participants ages 7 and up.

A women only 5K obstacle mud run at East Fork Motocross Park on August 2, 2026, focused on fun rather than competition, with spectator access, Bag Drop for a fee, and age and waiver requirements for young participants.

A two mile grass cross country meet in Mason Ohio on August 7 2026 with races for high school and open divisions. Registration opens February 3 2026 and the entry fee is $15.