Stampede the Trail 5K & Marathon

Dust off those running shoes and head to Duncan for the Simmons Center Stampede 5K and Half Marathon. 

Kid's marathoners will receive a t-shirt and participant medal with their registration. One adult is allowed to participate FREE with the child. If adult would like t-shirt and medal, they must register. When you register for the Kid's marathon, a mileage log sheet will be emailed to you!

T-Shirts and Awards: All participants will receive a Stampede Shirt, participant medal and swag bag. There will be an Awards Ceremonies immediately following end of races, with medals for the top male and female overall and for the top three finishers in each age group.

Same day registration available from 6 a.m. to 7:30 a.m., the shirt is not guaranteed.

  • Saturday, June 24, 2023
    7:00 am - 12:00 pm
Simmons Center & Jack A Maurer Convention Center
800 Chisholm Trail Parkway
Duncan, OK 73533


  • Half Marathon $65 ($75 on race day)
  • 5K $30 ($35 on race day)
  • Kids $10 ($15 on race day)


From Hwy 81 S, turn west on Elk Ave. Turn south on Chisholm Trail Pkwy. From Hwy 81 N, turn west on Beech St. Turn north on Chisholm Trail Pkwy. Signs indicating Simmon Center are posted on both Beech & Elk