Texoma Challenge

Event Overview

The Texoma Challenge is an endurance event featuring a 5K, 10K, 10K Ruck, Half Marathon, Marathon, 50K, and 50K Relay in the foothills of North Texas at Waterloo Park. The event follows 6.2 mile loop of unique trails beginning and ending in Waterloo Park in Denison Texas.

Course Overview

- Surface: Rooty & dirt single-track trails.
- Course: Waterloo Trails
- Elevation: Rolling hills 500 ft elevation gain per loop.
- Location: Waterlooo Park (1101 Waterloo Lake Dr, Denison, TX 75020)
- Weather: Historic Average shows 68-80 degrees
- No Cup Race: We don't serve cups, please make sure to bring your own water-carrying system!

Additional Distances

This event also has the following sub ultra distances

26.2 Miles 10 KM 13.1 Miles 5 KM

Results

Date Finishers Top Result (F) Top Result (M)
06/06/26 16 7:48:40 6:10:52
06/07/25 Race Cancelled

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

Hellz Bellz Ultra
Yacolt, WA - 62 finishers
50 Miles | 50 KM
Dirty Burg
Belmont, MI - 23 finishers
50 KM
Siskiyou Out Back
Ashland, OR - 331 finishers
100 Miles | 100 KM | 50 KM
Hardin-Meade Endurance Run
Elizabethtown, KY - 39 finishers
50 KM
Waugoshance Trail 50K
Mackinaw City, MI - 62 finishers
50 KM
Summit 700 Trail Runs
Blue Mountain, ON - 117 finishers
50 KM
Dances with Dirt - Devil's Lake
Baraboo, WI - 166 finishers
50 Miles | 50 KM
Sinister 7 Ultra
Crowsnest Pass, AB - 471 finishers
100 Miles | 50 Miles | 50 KM
Devil's Gulch
Wenatchee, WA - 62 finishers
50 Miles
Teton Mountain Runs
Teton Village, WY - 43 finishers
50 KM
View All Results