Colorado River Run: 100-Mile & 50-Mile Ultra, 50K, Marathon, Half-Marathon, 10K and 5K

Colorado River Run: 100-Mile & 50-Mile Ultra, 50K, Marathon, Half-Marathon, 10K and 5K

Fri November 27 - Sat November 28, 2026

An invigorating trail adventure at Turkey Bend Park. Connect with Nature, Challenge Your Endurance. Set along the scenic banks and trails surrounding the majestic Colorado River at Turkey 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.

Race Distances

• 100 Mile Ultramarathon: Start Time: 8:00 AM, Cut-off: 39 hours
• 50 Mile Ultramarathon, 10 Miler, 5 Miler: Start Time: 8:00 AM, Cut-off: 36 hours
• 50K & Marathon (26.2 miles): Start Time: 8:30 AM, Cut-off: 12 hours
• Half Marathon (13.1 miles): Start Time: 8:30 AM, Cut-off: 9 hours
• 10K (6.2 miles) | 5K Run/Walk (3.1 miles): Start Time: 8:30 AM, Cut-off: 9 hours

Course Description

Scenic River Trails: Mix of single-track trails, dirt paths, and occasional technical sections with stunning river views and moderate elevation.

What's Included

• Custom Finisher Medal
• Fully stocked Aid Stations
• Support On-course and at finish line
• Pacing Allowed for Ultra Distances
• Family-Friendly 5K Option

Volunteer Opportunities are available for Course Marshals, Aid Station Support, and Registration/Packet Pickup Assistants.

Additional race information can be found at https://fitfoundation.org/colorado-river-run-1.