Trail Running calendar near Wilmington 2026-2027

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.

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.

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.

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,..

Test your limits at East Fork State Park with a 5K mud run featuring over 15 natural and man-made obstacles. This adventure race offers a challenging course for solo athletes and a dedicated version for families.

Experience the wooded trails and meadows of Cincinnati at French Park. Choose from 5K, 10K, or Half Marathon distances featuring significant elevation and themed costumes in a community trail race atmosphere.

Test your endurance at Perfect North Slopes with obstacle races ranging from 5K to 50K. Experience steep alpine climbs and muddy terrain at this comprehensive Trifecta Weekend event located just outside Cincinnati.

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.

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.

This adaptive trail race at Russ Nature Reserve welcomes all abilities with a choice of 1-mile, 2-mile, or 5K distances. It's free for ORRRC members and youth 14 & under, or $10 for others. A rolling start allows flexible arrival times.

Trail races at Oakes Quarry Park in Fairborn, Ohio on June 6, 2026 offer 5K, 10K and 15K routes through limestone cliffs and wooded trails, with awards for overall winners and a finisher medal for all finishers.

This 5K trail race takes place at Possum Creek Metropark on a course with varied surfaces and minimal elevation change. It's a low-cost, community-focused event organized by the all-volunteer Ohio River Road Runners Club. Registration is fr..

Night-time trail races at Caesar Creek State Park offering marathon, half marathon and 10K on single-track trails, glow-in-the-dark owl medals, cupless aid stations, and mandatory headlamp and safety gear.

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 family friendly obstacle course fundraiser on June 20, 2026 at IU East in Richmond, IN. The 3 mile course features 12 plus obstacles, finisher medals, shirts and a fan zone, with proceeds supporting athletic training services.

Run a 13.5-mile trail course starting from John Bryan State Park in Yellow Springs. This club event is free for ORRRC members and just $10 for others, offering chip timing and refreshments. The first 200 finishers get an award.

Experience a 3.6 mile trail run at French Park featuring meadows and multiple creek crossings. This fourth leg of the Dirt Days Trail Series offers age graded awards and random door prizes in a picturesque Cincinnati park.

Experience a mission oriented obstacle course race in Southern Ohio featuring explosive effects and a live fire range. Tackle a 1.5 mile military style challenge and a 3k speed course with massive 350 foot water slides.

A trail event at Mount Airy Forest offering 5K, 10K, a 13.1 mile half-marathon and a 30K course of three 10K loops. Walkers are welcome, all finishers receive a themed medal, and series points and youth discounts apply.