Trail Running calendar near Marysville 2026-2027

A backyard ultra on a 4.167 mile loop at Alum Creek State Park near Lewis Center Ohio. Runners must complete each loop within one hour and continue hourly loops until only one runner completes an additional loop.

Trail races in Lewis Center, Ohio on a 4.1 mile loop beside Alum Creek Reservoir, with 7K, 13K, 20K and 26K options and marked lap choices for 1 to 4 laps.

Night trail runs near Alum Creek Reservoir in Lewis Center, Ohio with looped options of 7K, 13K, 20K and 26K. The course uses LED markers, requires headlamps, and includes a finisher amenity and awards for top finishers.

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.

A 10 km trail race at Battelle Darby Creek Metro Park through prairies, fields and riparian forest. ORRRC members run free while non-members pay a modest fee; check-in with a timing chip is required and service dogs only are permitted.

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.

Powder Keg at Carter Park in Kings Mills, Ohio on August 22, 2026 features a roughly 3.5 mile trail loop along the Little Miami River with an old road, an old dam, and a stair climb. Online registration only, fee $23.50.

A trail race at Oakes Quarry Park in Fairborn, Ohio offering 5K, 10K and 15K courses through limestone cliffs and wooded trails. Finishers receive a medal and overall winners in each distance receive a special award.

Trail races in Hocking Hills State Park on September 12 2026 feature five distances from 5K to 50K, mostly on trail through Old Man's Cave, Cedar Falls and Ash Cave, with GPX files and mapped distances provided.

Experience the fourth annual aMAZing 5k trail run at the Garber Nature Center. This event supports the Preble County Park District and offers awards for top finishers across multiple age categories.

Sprint For Survivors is the 8th annual run in Marysville on September 12, 2026. Distances include a 1 Mile, a 5k and a 10k and proceeds support She Dreams Again and its transitional home for trauma survivors.

A four-loop trail 50K at Germantown MetroPark with an individual race and two-person relay, about 3,000 gain, manned aid stations, a cupless policy, and a flood-course alternative; registration runs from 2026-03-01 to 2026-09-10.

A farm based obstacle event with a 5K course and a 1 mile kids option, featuring over 20 obstacles, pumpkins, food trucks, and educational displays at South Plymouth Pumpkins in Washington Court House.

Support service members and their families at Reynoldsburg Civic Park. Choose between a 5k obstacle course with mud and walls or a stroller friendly paved 5k run through the park grounds.

The Air Force Marathon is a multi distance race weekend each September at Wright Patterson Air Force Base near Dayton Ohio, with in person and virtual options, an expo, a pasta dinner, and a finish line festival.

YOTE in Laurelville, OH is a trail event by RunFluent LLC offering 50K, 25K, 10K and Youth 10K. The 25K is mostly trail and sections may be technical. Finishers receive a T and distance awards.

Mud Factor returns to Honda Hills in Thornville, Ohio on September 19, 2026 offering a 5K mud and obstacle run with Kidz Family and adult waves; waivers and photo ID are required and a spectator fee applies.

A 12th annual 5K through Glacier Ridge Metro Park on September 19, 2026, presented by the Dublin Coffman Marching Band to raise funds for band students, with the band performing along the route.

A two day festival in Shawnee Ohio on the Buckeye Trail featuring a Half Marathon, 10K, 5K, a 10 Mile Hike and a backpacking workshop. Events occur on mostly single track trail within the Wayne National Forest.

Trail trail races at Freedom Hills Ministries on September 25, 2026 include 10K and 5K distances with chip timing and a 1 mile kids run. Medals for all finishers, age-group prizes, food and drinks; a 12-run challenge follows on September 26..