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The Little Miami Trail Challenge

Yellow Springs, United States • 9-10 May 2026

Event overview

The Little Miami Trail Challenge @ John Bryan is a trail running event held on May 9-10, 2026, at John Bryan State Park (Lower Shelter House) in Yellow Springs, OH. The event is permitted under a special use authorization from the state park. It includes single-day races and a season pass option called the 2026 Pack Pass, which provides entry into all 2026 events and is valid until 12/31. Race registration includes a race bib, finishers medal, and race sticker, plus timing and posted results tied to a points system. Sponsors listed include Hammer Nutrition and SPORTea.

Course details

All races start and finish at the Lower Stone Shelter. The event is run on trails and mixed terrain; course markings use color-coded flags, cones, and arrows. Aid and hydration details: there is one water station on the 1/2 Marathon and 10K routes, and additional aid station support is available at the Start/Finish before the second loop of the 1/2 Marathon.

Distances and course formats:

  • 1/2 Marathon - two loops, elevation gain 650 ft
  • 10K - one loop, elevation gain 325 ft
  • 5K - one loop, elevation gain 180 ft
  • 20K Relay and 6 Hours of Power are also offered

Nearby lodging options are noted, including the John Bryan campground and a private retreat in Xenia. Visit the organization's website for the most recent information.

United States Ohio Yellow Springs

Race information

Website Registration
6 hr
6 Hours of Power
13 mi
1/2 Marathon
20 km
20k Relay
6 mi
10k
3 mi
Visit the organization's website for the most recent information.
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