Trail Running calendar near Yellow Springs 2026-2027

A night trail event at Alum Creek Reservoir offering 7K, 13K, 20K and 26K loop options. The 4.1 mile loop is LED marked and requires a headlamp for navigation.

A cross country 5K at Hagerstown High School featuring a double loop of steep hills on grass and dirt. Organized by WCC Challenge and benefitting Hagerstown High School Athletics, mid August heat can add to the effort.

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.

Trail races and a fun run at Oakes Quarry Park in Fairborn, Ohio, featuring limestone cliffs, wooded trails, and distances of 1.55 Miles, 5K, 10K, and 15K; shirts for early registrants, medals for all finishers.

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.

An evening running event in Westerville with a 5K, 1 Mile, and Family Fun Run that raises funds for Westerville Education Challenge and highlights mental health resources and remembrance.

Trail races at Mt. Airy Forest in Cincinnati include 5K, 10K, a 13.1 Miles half marathon and 30K. Finishers get medals, half marathon and 30K include shirts, and the event awards series points across the ATR season.

A 15K trail race through limestone cliffs and wooded trails at Oakes Quarry Park in Fairborn, Ohio on August 29, 2026. The entry fee is $45 and registrations by August 15 include a short sleeve shirt.

An adventure race at East Fork State Park where solo competitors or teams trek, bike, and paddle to collect checkpoints using map and compass. Timed 6 hour and 12 hour formats are USARA sanctioned and include boat rental options.

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.

A Spartan style endurance race in Hocking Hills covering over 4 miles with 20 plus obstacles, mud and water. Individual, group and 5 person team entries are available and the event is recommended for ages 15 and up.

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 on September 19 2026 offers 50K, 25K, 10K and a youth 10K on a newly designed trail course. The 25K is mostly trail, participants receive a finisher T and there are age group and overall awards.

An illuminated night run and walk at Glenwood Gardens with marked trails, a two-loop 3.26 mile run and a one-loop 2 mile walk; the run counts toward Dirt Days Trail Series points and online registration is required.