16900 Cherry Ln, Lago Vista TX
Friday, November 28th, 2025
🏃♂️ COLORADO RIVER RUN
🌊 Run to the River
An invigorating trail adventure at Arkansas Bend Park.
🌲 Connect with Nature, Challenge Your Endurance
Set along the scenic banks and trails surrounding the majestic Colorado River at Arkansas Bend Park, this event offers a unique opportunity to connect with nature while testing your limits. Run through diverse landscapes, including riverbanks, rugged trails, and serene natural habitats as you embrace the spirit of outdoor adventure.
The Colorado River Run promises to be a memorable experience for runners and nature enthusiasts alike. The course layout is designed to highlight the river's most picturesque spots while providing a challenging terrain for runners of all levels, from competitive athletes seeking to set personal records to recreational runners looking for a unique trail experience.
🏁 Race Distances
100 Mile Ultramarathon
Start Time: 6:30 AM
Cut-off: 36 hours
The ultimate river trail adventure for endurance athletes.
50 Mile Ultramarathon
Start Time: 6:30 AM
Cut-off: 36 hours
Challenge yourself with breathtaking river views.
Marathon (26.2 miles)
Start Time: 8:30 AM
Cut-off: 9 hours
Classic distance with unforgettable scenery.
Half Marathon (13.1 miles)
Start Time: 8:30 AM
Cut-off: 9 hours
Perfect distance to enjoy the river trails.
5K Run/Walk (3.1 miles)
Start Time: 8:30 AM
Cut-off: 4 hours
Family-friendly option - children can accompany registered parents for free!
🌄 Course Description
Scenic River Trails
The course is designed to highlight the Colorado River's most picturesque spots while providing a challenging terrain for runners. You'll experience diverse landscapes, including riverbanks, rugged trails, and serene natural habitats.
Fully Supported Adventure
Fully stocked aid stations along the course, providing hydration, nutrition, and medical assistance to ensure your safety and well-being. Our eco-friendly practices, such as waste reduction and the use of sustainable materials, minimize the event's environmental footprint.
What You'll Experience
- Terrain: Mix of single-track trails, dirt paths, and occasional technical sections
- Scenery: Stunning river views, natural habitats, and diverse ecosystems
- Elevation: Moderate with some challenging climbs and descents
- Support: Well-stocked aid stations with friendly volunteers
- Community: Welcoming atmosphere for runners of all abilities
🎉 What's Included
Custom Finisher Medal
Unique medal for all finishers.
Aid Stations
Fully stocked with nutrition and hydration.
Support
On-course and at finish line.
Pacing Allowed for Ultra Distances
Pacers are allowed for the 100 Mile Run (after mile 50) and 50 Mile Run (after mile 30) to provide safety and encouragement during later stages.
👨👩👧 Family-Friendly 5K Option
Parents are welcome to run or walk the 5K course with their young children at no additional cost!
🤝 Volunteer Opportunities
We Need Help With:
- Course Marshals
- Aid Station Support
- Registration/Packet Pickup Assistants
All Volunteers Receive:
- Race shirt
- Meal and snacks
- Community service hours
- Future race credit
Shifts Available:
- Morning: 7:00 AM - 1:00 PM
- Afternoon: 1:00 PM - 6:00 PM
Email: info@atxactive.com to volunteer or click here.
🚀 Ready for Your Colorado River Adventure?
Join us for this unique trail experience along the scenic banks of the Colorado River. Challenge your endurance and connect with nature!
REGISTER NOW!Course Map
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