Lake Murray Endurance Run

OCT
24
2026
The Lake Murray Endurance Run unfolds on the trails of Oklahoma's largest state park. Runners can choose from a 5 mile to a 100 mile course through forested, rolling hills. The event supports the state park system and features a cupless format.
Sat 24 Oct 2026
100 miles 100 kilometers 50 kilometers 25 kilometers 5 miles

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Event Overview

The Lake Murray Endurance Run takes place at Lake Murray State Park near Ardmore, Oklahoma. This is Oklahoma's first and largest state park, covering over 12,500 acres. The event features several race distances.

Course and Location

The course uses the park's extensive trail system, which consists of over 30 miles of trail. The terrain ranges from simple and flat to moderately difficult. The start and finish for the event is at Duke's Forest Campground within the park.

Available Distances

Participants can choose from the following race distances:

  • 100 Miler
  • 100K
  • 50K
  • 25K
  • 5 Mile

Additional Information

The event is a cupless race. Accommodation options within the park include a full-service lodge, cabins, RV sites, and primitive tent camping. A volunteer program offers race credits for future events with the organizer. The registration and refund policies are managed through the Ultrasignup platform. Visit the organization's website for the most recent information.

100 mi
100 Mile
100 km
100k
50 km
50k
25 km
25k
5 mi
5 Mile