Colorado River Run 200K • 100 Mile • 100K • 50 Mile • 50K • Marathon • Half Marathon & Ruck • 10K • 5K • Kids 1K Logo

Colorado River Run 200K • 100 Mile • 100K • 50 Mile • 50K • Marathon • Half Marathon & Ruck • 10K • 5K • Kids 1K

Cedar Creek, TX

Fri, Nov 27, 2026

In 73 days · Fri, Nov 27, 2026

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When

Friday, November 27th, 2026

Where

1884 State Highway 71 West,, Cedar Creek TX

Distances

Ultra · Marathon · Half · 10K

Typical weather

On this date: rain 2 of the last 10 years

2025

4864°F

dry

2024

5780°F

dry

2023

4055°F

dry

2022

4968°F

dry

2021

4853°F

rain

2020

5971°F

rain

2019

5268°F

dry

2018

3459°F

dry

2017

5276°F

dry

2016

5774°F

dry

Best months to race in Texas

About this race

COLORADO RIVER RUN

Run to the River

"Out here on these trails, not all who wander are lost, some are simply finding their strength."

Event Information

  • Date: 2026-11-27
  • Location: 1884 State Highway 71 West, Cedar Creek, TX
  • Website: Colorado River Trail Run
  • Distances: 200K, 100 Mile, 100K, 50 Mile, 50K, Marathon, Half Marathon & Ruck, 10K, 5K, Kids 1K

Connect with Nature, Challenge Your Endurance

Set along the scenic banks and trails surrounding the majestic Colorado River at McKinney Roughs 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 Experience

  • Memorable Adventure: The Colorado River Run promises a unique trail experience.
  • Challenging Terrain: Designed to highlight the river's most picturesque spots.
  • Inclusive for All: Suitable for competitive athletes and recreational runners alike.
  • Registration Deadline: Must register by November 7, 2026, to guarantee your race shirt!

Click here to purchase your crew and/or spectator/visitors pass

Race Distances

200K Ultramarathon

  • Start Time: 7:00 AM (11/27)
  • Cut-off: 11:30 PM (11/28)
  • Description: Beyond 100 miles — our most extreme distance for experienced ultra runners only.

100 Mile Ultramarathon

  • Start Time: 9:00 AM (11/27)
  • Cut-off: 11:30 PM (11/28)
  • Description: The ultimate river trail adventure for endurance athletes.

100K Ultramarathon

  • Start Time: 9:00 AM (11/27)
  • Cut-off: 11:30 PM (11/28)
  • Description: The gateway ultra distance between 50 and 100 miles.

50 Mile Ultramarathon

  • Start Time: 9:00 AM (11/27)
  • Cut-off: 9:30 PM (11/28)
  • Description: Challenge yourself with breathtaking river views.

50K & Marathon (26.2 miles)

  • Start Time: 9:00 AM (11/28)
  • Cut-off: 8:30 PM
  • Description: Classic distance with unforgettable scenery.

Half Marathon (13.1 miles)

  • Start Time: 9:00 AM (11/28)
  • Cut-off: 5:00 PM
  • Description: Perfect distance to enjoy the river trails.

10K (6.2 miles) | 5K Run/Walk (3.1 miles)

  • Start Time: 9:00 AM (11/28)
  • Cut-off: 5:00 PM
  • Description: 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 minimize the event's environmental footprint.

Course Records

  • 100 Miles: Jeffrey Bergeron (M) 29:26:45
  • 50 Miles: Andrea Fogliato (M) 8:35:56
  • 50K: Marcos Gonzalez (M) 6:08:58
  • Marathon: Elissa Schoening 5:13:08
  • Half-Marathon: Jake Johnson (M) 1:32:03, Hannah Lee Cullum (F) 1:54:49

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.

Rio Colorado Ultra Slam

Every Fit Foundation finish counts toward the Rio Colorado 250. Complete 250 km across our 2026 races and the buckle is yours, in addition to your individual race awards. A single 200K finish also qualifies you for the buckle outright.

Ready for 100 Miles?

Access your complete 100-mile training plan to prepare for this epic adventure!

ACCESS TRAINING PLAN

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: Allowed for ultra distances for safety and encouragement.

Family-Friendly 5K Option

Parents are welcome to run or walk the 5K course with their young children at no additional cost!

Organized in partnership with Healthy Kids Running Series Cedar Park. Proceeds support HKRS Cedar Park youth running programs.

Children MUST be registered to participate.

Volunteer Opportunities

We Need Help With:

  • Course Marshals
  • Aid Station Support
  • Registration/Packet Pickup Assistants

Course map

Hotels for race weekend

Live prices near the start line, Nov 26 – 28, 2026.

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