Trail Running calendar near Cincinnati 2026-2027

An overnight relay event at Kroger Field in Lexington offering marathon, double marathon and 12 hour ultra relay options. Proceeds support cancer patient care and the event is cupless, so participants should bring their own cup.

Trail races at Oakes Quarry Park in Fairborn, Ohio offering 5K, 10K and 15K courses through limestone cliffs and wooded trails. Early registration by July 10 includes a short sleeve race shirt; all finishers receive a medal.

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.

Evening cross country races of 5k and 10k at Masterson Station Park on July 24, 2026, with music, food trucks and bourbon tastings. The 5k allows walkers and the 10k has a 16 minutes per mile cutoff.

A trail event at French Shelter Park in Cincinnati offering 5K, 10K and half marathon routes with notable elevation gain, themed 5K and 10K races, finisher medals, and a half marathon finisher t shirt.

Run For Dreams in Shelbyville offers 12 hour, 6 hour and 3 hour individual timed races plus a 6 hour team relay to benefit The Dream Factory. The course is a two mile cross country loop at Red Orchard Park and food will be available.

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.

Experience the original event of the Dirt Days Trail Series at East Fork State Park. Run through densely wooded trails on a 5.6 mile or 10.8 mile course with options for early starts and various participation categories.

Tough Mudder Indiana at CERAland Park on August 1, 2026 features 15K and 5K obstacle courses across woodland and farmland, finisher items, spectator village options, group packages, volunteer roles, and Spartan Hurricane Heat events alongsi..

A Hurricane Heat weekend at CERAland Park on August 1, 2026, with 12-hour and 4-hour Heat formats held alongside a Tough Mudder event; team entry rules and a service member discount are listed.

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.

Support the Milan cross country team at the Indian Trails 5K in Indiana. This community fundraiser features both running and walking options for participants of all backgrounds.

Trail races at Oakes Quarry Park in Fairborn, Ohio offering 5K, 10K, and 15K on limestone cliffs and wooded trails; registration fees vary by distance and finishers receive a medal.

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.

A 5K cross country race at Hagerstown High School on August 8, 2026, organized by WCC Challenge. The course is a double loop of steep hills on grass and dirt and benefits Hagerstown High School Athletics/Cross Country.

A 5K trail race at Lost Creek Reserve in Troy Ohio on August 9 2026, part of the Miami County Park District Trail Run Challenge. Registration offers shirt and no shirt pricing and a Team Challenge is available.

The Guantlet 15K is a 9.3 mile trail race at Oakes Quarry Park in Fairborn, Ohio, running through limestone cliffs and wooded trails. Entry includes a finisher medal and a race shirt if registered by August 5.