Lake Murray Endurance Run

OCT
24
2026
Lake Murray Endurance Run takes place each late October at Lake Murray State Park near Ardmore, Oklahoma, offering trail distances from 5 miles to 100 miles. Courses run through forested rolling hills with aid stations and set time limits for ultra distances.
Sat 24 Oct 2026
100 miles 100 kilometers 50 kilometers 25 kilometers 5 miles

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Lake Murray Endurance Run

The Lake Murray Endurance Run is held annually in late October at Lake Murray State Park near Ardmore, Oklahoma. The event offers multiple trail distances that start and finish at Tipps Point Campground and use the park’s network of trails through forested rolling hills.

Distances

  • 100 Miles
  • 100K
  • 50K
  • 25K
  • 5 Miles

Lake Murray State Park covers about 12,500 acres and has more than 30 miles of trails. Trail terrain ranges from simple, flatter sections to moderately difficult segments with rocks and roots. The event is organized with aid stations along the longer courses; water and Gatorade are provided, plus food items such as fruit, sandwiches, chips, cookies and electrolyte products. Aid stations are spaced about 4.7 to 6.7 miles apart. The 5-mile event does not have an aid station. This is a cupless race, so participants must carry their own hydration device.

Time limits are set for the ultra distances: 32 hours for the 100-mile and 27 hours for the 100K, with additional intermediate cutoffs at specified mile points. Pacers are permitted for the 100-mile and 100K under the event’s rules, with exchanges allowed only at designated aid stations.

On-site lodging and camping options include a full-service lodge, cabins, RV sites and primitive camping at the state park. A separate car and tent camping area for runners is managed by the event. Visit the organization's website for the most recent information.

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