Trail Running calendar near Lake Darby 2026-2027

We have found 80 Trailruns within 80 miles of Lake Darby. See below where and when you can find the races.

Trail race day at Caesar Creek State Park on April 25, 2026 offering a 5K, 10K, half marathon, 20K relay, a six-hour endurance option, and a season Pack Pass; participants receive bibs, fueling, medals, and timed results.

Experience the rugged beauty of Mohican State Park at Mo Spring. Choose between three trail distances featuring steep hills, scenic waterfalls, and the deep Clearfork Gorge for a memorable outdoor adventure in Ohio.

Trail races at Caesar Creek State Park Campground on April 25, 2026 include a half marathon, 10K, 5K, a 20K relay and a six hour event. Participants receive custom bibs, fueling supplies and souvenir medals.

May 2026

Trail races at Great Seal State Park near Chillicothe OH on a 20 mile loop offer 100 mile, 100k, 20 mile and 5k options. The loop is mostly single track with about 3100 to 3200 feet of elevation gain per circuit and multiple aid stations.

A community 5K in Troy, Ohio on May 3, 2026, part of the Miami County Park District Trail Run Challenge, with multiple registration and pricing options, on-site check-in, health assessments, and awards by overall and age group.

This 10 km trail race is organized by the Ohio River Road Runners Club at George Rogers Clark State Park. Entry is free for club members and runners 14 and under, and just $10 for others. It's a chip-timed event with refreshments and age gr..

Hit the trails at John Bryan State Park on May 9 and 10, 2026, for scenic, challenging courses from 5K to a looping half marathon plus relays and a 6 hour challenge. Finish with a medal and aid stations; grab a Pack Pass for the season.

Thunderbunny Trail Races in Athens, Ohio on May 9, 2026 offers 50K, 25K and 11K routes at Strouds Run State Park. The courses use mostly singletrack and include a Dow Lake loop and an Athens Ridge overlook.

A six hour timed trail event at John Bryan State Park where runners complete as many 5K loops as they can; official completion requires at least four loops and results are by total loops completed.

Trail races at Oakes Quarry Park in Fairborn on May 9, 2026 feature 5K, 10K, and 15K courses through limestone cliffs, wooded trails, and quarry views. Awards and finisher medals are provided.

A community trail 5K and fun run in Zanesfield, Ohio on May 9, 2026 that welcomes runners and walkers. Registration opens April 9 and a race t shirt and swag are guaranteed for registrations by April 20.

Timed loop running options of 30 or 60 minutes plus a 0.25-mile Kids Dash at Leeds Farm in Ostrander on May 15, 2026. Hosted by the BVW PTO, proceeds support Buckeye Valley West school programs.

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..

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.

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,..

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.