The Lake Murray Endurance Run returns to Lake Murray State Park near Ardmore, Oklahoma on October 24th, offering a variety of challenging distances for runners from across the region. This year marks the third edition of the endurance event that draws participants as far as Dallas-Fort Worth and Oklahoma City, each just about an hour-and-a-half drive away. Lake Murray State Park is known for its expansive forested hills and sprawling trails, covering over 12,500 acres with a trail system totaling more than thirty miles. On race day morning at around sunrise, the temperature typically hovers between fifteen to twenty-six degrees Celsius (61-79 Fahrenheit), providing runners with comfortable conditions despite some humidity. Since its inception three years ago, this endurance run has become an integral part of Oklahoma’s running community, raising funds for local youth development programs and attracting a growing number of participants each year. The event is significant not only as a sporting challenge but also as a fundraiser that supports the growth and education of young people in Ardmore. The course venue features Lake Murray State Park's extensive trail network, which includes both flat stretches and more challenging terrains with elevation changes. Runners will encounter various landscapes within the park’s rolling hills and dense forests during their runs. The start and finish lines are set at Duke’s Forest Campground, where aid stations provide essential supplies to participants along the way. Race day weather typically involves mild temperatures ranging from fifteen to twenty-six degrees Celsius (61-79 Fahrenheit) with an average wind speed of eleven point eight kilometers per hour and humidity levels around sixty-three percent. The trails are expected to be dry but hard underfoot, offering a stable surface for running despite the possibility of light rainfall during the day.
100 Miler 160.9K • Start: 06:00:00 • Fee: $170.00
100K 100K • Start: 06:00:00 • Fee: $135.00
50K 50K • Start: 07:30:00 • Fee: $110.00
25K 25K • Start: 08:00:00 • Fee: $90.00
5 Mile 8K • Start: 08:10:00 • Fee: $55.00
The Lake Murray Endurance Run offers several distances including the 100 Miler (160.9K) with an entry fee of $170.00; the 100K race at a cost of $135.00; the 50K event priced at $110.00; and shorter options such as the 25K for $90.00, along with a fun 8K (5 Mile) option that costs just $55.00. Participants can register online via [https://ultrasignup.com/register.aspx?did=134883](https://ultrasignup.com/register.aspx?did=134883). The registration fee includes processing fees from Ultrasignup and taxes, with no additional costs. Registration is open until the start of the race but closes thirty days in advance for those seeking a full refund. For bib pickup, participants must visit Duke’s Forest Campground on the morning of October 24th between seven and eight AM to collect their numbers along with any other necessary materials such as maps or wristbands. No additional items are required beyond identification proving you're the registered individual. The start location is precisely at Tipps Point within Lake Murray State Park. The Lake Murray Endurance Run takes place in Ardmore, Oklahoma on October 24th, featuring a mix of challenging terrains and scenic views along its extensive trail system. This event stands out for its commitment to youth development through proceeds raised from participation fees, making it more than just a race but also an impactful community initiative.
Races Offered
100 Miler
Oct 24, 2026
straighten
Distance —
160.9K
terrain
Type —
Running
timer
06:00
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$170.00
100K
Oct 24, 2026
straighten
Distance —
100K
terrain
Type —
Running
timer
06:00
sell
$135.00
50K
Oct 24, 2026
straighten
Distance —
50K
terrain
Type —
Running
timer
07:30
sell
$110.00
25K
Oct 24, 2026
straighten
Distance —
25K
terrain
Type —
Running
timer
08:00
sell
$90.00
5 Mile
Oct 24, 2026
straighten
Distance —
8K
terrain
Type —
Running
timer
08:10
sell
$55.00
Weather History
These values represent the 3-year monthly averages for October in Lake Murray State Park.
thermostatTemperature
15.6° / 26.0°
wb_sunnyFeels like
14.3° / 24.7°
light_mode
Avg sunshine hours
9h 34m
water_drop
Avg rainfall
3.2 mm
ac_unit
Avg snowfall
—
air
Avg wind speed
11.8 km/h (Light breeze)
opacity
Sweat loss rate
High
terrain
Course conditions
Hard and dry surface
sunny
Max UV Index
Moderate (4.0)
humidity_mid
Humidity
63.1%
wb_twilight
Sunrise
07:34
nightlight
Sunset
18:53
About Lake Murray State Park
Learn more about the host city, Lake Murray State Park.
Lake Murray is a 5,700-acre (23 km2) lake in south central Oklahoma, near Ardmore named for Oklahoma Governor William H. Murray. It was created by damming Anadarche and Fourche Maline Creeks. The lake is wholly within Lake Murray State Park, Oklahoma's largest state park, containing over 12,500 acres (51 km2) of relative wilderness. A state-operated lodge and resort is located on the west shore that serves many visitors to the lake, and serves as a base for numerous cabin and campground facilities near the lake.
