Orange Dirt Trail Series logo

Orange Dirt Trail Series

Orange Dirt Trail Series is a trail running and running race on October 17, 2026 in Stillwater, OK, featuring the 5K, 10K, Half Marathon, and Marathon distances, with entry fees from $40 to $70.

Date
October 17, 2026 (107 days to go)
Distance
5K · 10K · Half Marathon · Marathon
Price
$40–$70
Sports
Trail RunningRunning
Register →

From the Organizer

Orange Dirt Trail Series 
5K/10K/Half Marathon/Marathon
Lake McMurtry - Stillwater, OK

Date / Time / Place

Saturday morning, October 17th, 2026, in Stillwater, Oklahoma

Race start/finish line is located at the East Side pavilion (Red Trail Head) at Lake McMurtry north west of Stillwater, OK. 

29180 Chisholm Curve Stillwater, OK 74075

 

Race Day Packet Pickup

5:30 – 15 minutes before your distance: Race day packet pickup at the East Side pavilion. 

 

Start Times

7:00 AM: Marathon start

7:30 AM: Half Marathon start

8:00AM: 10K start

8:30AM: 5K start 

 

Post-Race Celebration - An assortment of good things to eat and drink for race participants. 

 

Course Description

Race start/finish line location: Beside the East Side pavilion. 

All races are out and backs utilizing the blue, green, red, and yellow trails. Final course maps will be emailed out the Monday before race weekend. 5K/10K take place on the Yellow trail, the half marathon takes place on the yellow and red trails, and the full marathon takes place on the yellow, red, green, and blue trails.

https://www.lakemcmurtry.org/maps.html

Packet Pickup

Packet pick up will be Friday, October 25th from 5-8 pm at Stonecloud Brewing in Stillwater located at 917 S Husband.

 

Registration: 

5K- $40

10K - $50

Half Marathon - $60

Marathon - $70

 

Awards

All participants will receive a cool Finisher's Medal!

Awards ceremony following each race.  Awards to top three finishers in Female, Non-Binary, and Male categories. 

Awards MUST be picked up by winners following the race. They will NOT be mailed. 

 

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.

 

Accommodations

Stillwater offers many different hotel options. 

Camping at the lake is available through private site and primitive. To reserve a site, call the lake directly and let them know you are with the race. Primitive camping will be available by the East Side Pavilion Friday night before the race. There are bathrooms available but not showers. 

 

Events

Marathon$70
Half Marathon$60
10K$50
5K$40

Weather

Typical Conditions

It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.

Typical High

73°

Typical Low

48°

Chance of Rain

25%

Based on US Climate Normals data from Stillwater 2 W, 2 mi from the venue.

Sunrise 7:37 AMSunset 6:49 PMDaylight 11h 13m

Host City

About Stillwater, OK

Population

48,818

as of 2023

City Elevation

880 ft

Nearest Airport

SWO

Stillwater Regional Airport · 4 mi

Major Hub

OKC

OKC Will Rogers World Airport · 58 mi

Time Zone

Central Time

From Endurance Grid

A mid-size host city. Enough lodging and amenities to keep race weekend easy, without big-city sprawl.

Race Location

Approximate location — pin shows the host city, not the exact venue.

Your Next Start Line

What Are You
Waiting For?

Every finish line starts with a single decision. Claim your spot at Orange Dirt Trail Series, put it on the calendar, and turn “someday” into a start date.

107

Days to train

Race
Orange Dirt Trail Series
Date
October 17, 2026

From Endurance Grid

About These Sports

This race spans more than one sport — here’s a guide to each, so you can understand what’s involved and decide if it’s the right fit. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.

Trail Running

Running off-road — dirt, singletrack, and mountain paths — from 5Ks to ultras. The terrain makes for an exciting twist and adventure in your running journey.

Running

From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.

Frequently Asked Questions (FAQs)

What is the Orange Dirt Trail Series?+
Orange Dirt Trail Series is a trail running and running race held in Stillwater, Oklahoma on October 17, 2026. It is one of the many endurance events listed on Endurance Grid, a multi-sport endurance event calendar covering running races, triathlons, HYROX, and more endurance sports across the United States. Find more trail running races near you or explore our sports guides to learn what race day actually feels like.
When and where is the Orange Dirt Trail Series?+
Saturday, October 17, 2026 in Stillwater, Oklahoma at 29180 Chisholm Curve. Check the event page for exact start times and wave schedules.
How do I register for the Orange Dirt Trail Series?+
Registration is handled through the event's registration page. Confirm pricing and distances there, and sign up.

Orange Dirt Trail Series

Oct 17, 2026

Register →