Orange Dirt Trail Series

Join us for the Orange Dirt Trail Series in sunny Stillwater, OK! Spend the morning on the trails and in the trees, then cheer on other finishers while you enjoy a beverage and snacks at our post-race celebration. Run, walk, or just come hang – we can't wait to see you out at the lake!
Orange Dirt Trail Series 5K | 10K | Half Marathon | MarathonLake McMurtry – Stillwater, OK
Saturday October 17, 2026Lake McMurtry East Pavilion29180 Chisholm Curve Stillwater, OK 74075
Registration
5K: $4010K: $50Half Marathon: $60Marathon: $70
Registration includes a finisher's medal and refreshments during the post-race celebration. Register by September 30 to guarantee your t-shirt size.
Packet Pickup
Friday, October 16 5:00pm – 8:00pm Stonecloud Stillwater Patio & Taproom 917 S Husband StStillwater, OK 74074
Saturday, October 17 (race day)5:30am until 15 minutes before your distance start timeLake McMurtry East Pavilion29180 Chisholm CurveStillwater, OK 74075
Start Times
7:00am: Marathon start7:30am: Half Marathon start8:00am: 10K start8:30am: 5K start 
Course Description
All distances will start and finish near the Lake McMurtry East Pavilion.
Each course will be an out-and-back utilizing the Yellow, Red, Blue, and/or Green Trails. You can find Lake McMurtry trail maps and information on their website.
5K: Yellow Trail10K: Yellow TrailHalf Marathon: Yellow Trail, Red TrailMarathon: Yellow Trail, Red Trail, Green Trail, Blue Trail
Final course maps will be emailed Monday prior to race weekend and will include aid station locations.
Aid stations and finish line support will be available until 4:00pm on race day.
Timing
The Orange Dirt Trail Series will be chip-timed.It is very important to wear your bib correctly on the front of your body.Please refer to your race packet for instructions on how to properly wear your bib.
Post-Race Celebration
Race participants are encouraged to stick around after their run and enjoy an assortment of snacks and drinks.
Awards
All participants will receive a very cool finisher's medal! 
Awards ceremonies will follow each race. Awards will go to the top three finishers in female, non-binary, and male categories. Winners must pick up their award following the race. They will not be mailed.
Accommodations
Stillwater offers many different lodging options. 
Camping at Lake McMurtry is available and they offer both private and primitive site options. McMurtry's East Side has restrooms, but not showers. Primitive camping will be available near the East Pavilion the night of Friday October 16. Reservations for all sites are required and can be made by contacting Lake McMurtry at (405)-747-8085. Be sure to tell them you're joining for the Orange Dirt Trail Series!