Trail Running Calendar Ohio 2026-2027

This unique 50K ultramarathon at Hueston Woods State Park challenges runners to complete ten 5K loops, each within a strict 50-minute window. The weekend also features half marathon, 10K, 5K, and 6-hour race options for all participants.

Experience a diverse trail race at Hueston Woods State Park. Choose from several distances including a half marathon and explore unique terrain filled with ancient fossils.

This cupless 50k ultramarathon features a scenic 3-loop course through the limestone gorge of John Bryan State Park. Runners face a 9-hour cutoff but can opt for an early start. Registration includes a tech shirt, and all finishers receive..

Experience the ridges and meadows of Mt. Airy Forest in this multi distance trail race. Choose between 5.4 or 10.6 miles with early start options for those needing extra time on the scenic counter clockwise loop.

A series of three free community trail runs in Franklin County Metro Parks on May 21, May 30 and June 3, 2026. Events feature Hoka trail shoe demos, raffles, food and music, and attending all three earns a badge and entry for Hoka shoes.

Experience the diverse landscapes of Caesar Creek State Park with a range of trail races including 5K, 10K, half marathon, and relay options through scenic woods and meadows.

Trail-based race day at Camp Manatoc on May 23, 2026 offering 10k, half, marathon, and an 8-hour format on varied singletrack and wooded trails. Part of the Ohio Endurance Series with aid support, swag, awards, and donations benefiting Camp..

A 5K trail run and walk through the Norma Johnson Center trails near Dover, Ohio with parking and race-day registration at the adjoining Yellowbrick on 39. Awards and a door-prize drawing follow the event.

Experience a Memorial Day trail run through the limestone cliffs and wooded paths of Oakes Quarry Park. Choose between 5k, 10k, and 15k distances and earn a finisher medal on this scenic Ohio course.

Trail ultrarunning and a single-loop race at Dillon State Park, featuring shaded forest trails, beachside camping, and timed 6 hour and 24 hour loop options for individual runners.

A two-day team trail relay at Dillon State Park on May 29-30, 2026, with shaded forest trails, lake views, mixed terrain, and on-site camping at Ragnar Village. Teams can choose standard, ultra, or sprint formats.

Experience one of the nation’s oldest ultra-marathons through the 5,000-acre Mohican Memorial State Forest. This event offers 100-mile, 50-mile, and marathon distances and serves as a qualifier for the Western States 100.

The Hargus Lake Trail Race offers trail running through the scenic woodlands and along the lake shore at A.W. Marion State Park. Participants can choose from a half marathon, 10K, 5K, or a timed 6-hour event. All races take place on May 30,..

Approximate 5K adventure race at East Fork State Park near Cincinnati with 15+ natural and man-made obstacles, from mud crawls and wall climbs to cargo nets and a sandy beach finish.

A 13.1 mile trail half-marathon at French Park in Cincinnati run as four loops of a 5K course. The course includes substantial elevation gain, a 3 hour time limit, finisher medal, and a half-marathon finisher t-shirt.

A family friendly trail event with a timed 5K and a 1 mile kids run on the Liberty-Benton and nearby campuses, age group awards for the 5K, pet friendly route, and on site coffee.

Experience a true cross country race through the wooded trails and rolling hills of Cuyahoga Valley National Park. This event features a scenic 5K trail run and a flat 1 mile grass loop for children.

A multi-format trail event on a roughly 2 mile loop in Chillicothe, Ohio offering youth, 10k, 24 hour solo and relay, and a new 100 mile option with specific time limits.

A 24-hour running event on a five-mile loop at St. Helena Park in Canal Fulton, OH on June 6, 2026, with a new 25K, relay teams aiming for 100 miles, on-site camping, a main aid pavilion, and cupless race rules.

Experience a trail race along the largest inland beach in Ohio at Alum Creek State Park. Choose from distances ranging from 5K to a half marathon or join a relay team to run through scenic shale cliffs.