Glentress 8-Hour Challenge

JUN
6
2026
A challenging 8-hour trail run at Glentress. Runners complete as many 4.366-mile laps as they can on a hilly course. The event features electronic timing and welcomes spectators at the Basecamp area.
Sat 6 Jun 2026
4.366 Mile Loop

Always double-check with the organizer's website! This page may contain affiliate links.

Event Details

The Glentress 8-Hour Challenge is a trail running event where participants complete as many laps as possible within an 8-hour time limit. Each lap is 4.366 miles long and features 830 feet of ascent on trails around Glentress.

Race Format

Runners receive an electronic wristband for timing. The cut-off to begin a final lap is at 7 hours, 59 minutes, and 59 seconds. The final lap must be completed by the 9-hour mark. Lap milestones are defined: 3 laps equal a half marathon, 6 laps equal a full marathon, and 7 or more laps qualify as an ultra marathon.

Facilities and Logistics

Parking is available in a designated field at Glentress for a fee. A "Basecamp" area is provided for kit storage, though participants are responsible for their belongings. Spectators are welcome at Basecamp.

Mandatory Kit

Participants must carry:

  • Sufficient nutrition and hydration.
  • Weather-appropriate clothing.
  • Dry clothes for after the event.
  • A mobile phone.
  • A headtorch.

Additional Information

Volunteers are offered a free entry to a future event. The event has a refund policy available up to two months prior, and participant transfers are allowed up to one week before the race. Visit the organization's website for the most recent information.

4 mi
4.366 Mile Loop