The Mammoth 2026 - 100K / 50K / 25K / 10K / 5K and Mighty Mammoth 1K Fun Run
The The Mammoth 2026 - 100K / 50K / 25K / 10K / 5K and Mighty Mammoth 1K Fun Run is a 100K Ultra Trail Run / 50K Trail Tun / 25K Trail Run / 10K Trail Run / 5K Trail Run / The Mighty Mammoth 1K Fun Run / PACER - 100K Ultra Trail Run race held on Saturday, October 10, 2026 in Glen Rose, TX, US. Explore registration links, course details, and an AI-powered training plan on Traxamo.
What are the key details for The Mammoth 2026 - 100K / 50K / 25K / 10K / 5K and Mighty Mammoth 1K Fun Run?
| Date | Saturday, October 10, 2026 |
|---|---|
| Location | Glen Rose, TX, US |
| Distances | 100K Ultra Trail Run, 50K Trail Tun, 25K Trail Run, 10K Trail Run, 5K Trail Run, The Mighty Mammoth 1K Fun Run, PACER - 100K Ultra Trail Run |
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Race week — short shakeout runs only. Focus on sleep, hydration, and your nutrition plan. Nothing new.
The Mammoth race event in Glen Rose, TX offers a variety of trail running distances, catering to a wide range of runners from beginners to ultra-distance enthusiasts. Set in October, this event provides an opportunity to experience the scenic trails of Texas in a cooler season.
Highlights
- •Multiple distance options from 1K to 100K, accommodating various skill levels.
- •Trail runs set in the scenic landscapes of Glen Rose, known for its natural beauty.
- •The event includes a fun run for families and younger participants, promoting community involvement.
Who it's for
This race is ideal for trail runners of all experience levels, including families looking for a fun run experience and seasoned ultramarathoners seeking a challenging course.
Course character
Given its location in Glen Rose, the course is likely to feature natural terrain with varying elevations typical of trail runs. October weather in Texas can be mild, making for a pleasant running experience.
Local tips
- •Plan for potential variable weather in October; pack layers and hydration gear.
- •Consider arriving early to acclimate to the trails and explore the local area.
- •Check local accommodations in advance, as events may attract visitors to the region.
Pin shows the race city. Detailed course maps coming soon.