Outlast Dallas Fort Worth - Granbury

DEC
5
2026
A six hour trail challenge in Granbury where runners complete a 5K each hour for up to six rounds. Patches are awarded for four and five laps, a medal for six, and local and national prizes include cash and leaderboard ranking.
Sat 5 Dec 2026
6 Hour Challenge

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OUTLAST DALLAS FORT WORTH : Granbury, TX

OUTLAST is a six hour trail endurance challenge held in Granbury, TX on 12/05/2026. The format requires runners to complete a 5K loop every hour, on the hour; each lap must be finished within the hour to continue. The listed event distance for the 6 Hour Challenge is 18 Miles.

Courses are trail based with natural terrain, elevation changes, and variable surface conditions; some sections may include pavement or gravel. The event provides a basecamp/loop start aid station with water, basic hydration, and snacks. This is a cupless event, so runners are expected to use their own bottle or hydration system.

Recognition and awards are tiered by laps completed: four laps earn a Grit Earned patch, five laps earn a Survivor patch, and completing all six laps earns a premium OUTLAST medal. All participants receive a premium OUTLAST tee. Local winners are determined by the fastest combined 5K times; the top male and female at this race each receive $1,000. Finishers who complete all six laps are ranked on the national leaderboard. The fastest runner across all OUTLAST six hour events receives a $1,000 national prize and the top 100 national times by the end of the 2026–2027 tour will be invited to the Outlast Championship in 2027.

Registration for the 6 Hour Challenge opens 6/8/2026 and closes 9/5/2026; the listed registration fee is $90.00. Recommended gear includes trail shoes, a hydration system, layered clothing, and on-course fuel. Space for personal tents or aid stations is limited. Visit the organization's website for the most recent information.

18 mi
6 Hour Challenge
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