Colorado 24 Hour Run

Windsor, United States • 1-2 Nov 2025

The Colorado 24 Hour Run is an exciting endurance event taking place in Fort Collins, Colorado, featuring various race formats including 24-hour, 12-hour, and 6-hour runs, as well as relay options. Participants can challenge themselves to see how far they can run within their chosen time frame on a scenic one-mile dirt loop, designed to be easy on the feet. The event aims to create a welcoming atmosphere for runners of all levels, encouraging personal achievements and camaraderie. Post-race festivities promise to enhance the experience, ensuring participants leave with great memories and stories to share. Visit the organization's website for the most recent information.

Race information

24 hr
24 Hour
24 hr
24 Hour Relay
12 hr
12 Hour
12 hr
12 Hour Relay
6 hr
6 Hour
6 hr
6 Hour Relay
Visit the organization's website for the most recent information.
Trail runs nearby

The Weld Your Mettle Running Festival is a four-day event taking place in Eaton, Colorado, from May 23 to May 26, 2025. It offers a variety of running challenges suitable for all levels, including a 7K run, ruck, and timed events ranging from 3 to 48 hours, either solo or as part of a relay team. Pa..

The Crazy Legs 10k+ Trail Run takes place at Devil’s Backbone Open Space in Loveland, Colorado. The course features a scenic loop through Hidden Valley, Hunter Loop, Laughing Horse Loop, and Wild Loop trails, covering over 10 kilometers with minimal overlap to prevent congestion. Marked by flour arr..

The Timberview Trail Run is a scenic trail racing event held at Lory State Park in Colorado, featuring three distances: 5K, 5 miles, and 10 miles. The race offers a beautiful course among treetops with views of Horsetooth Reservoir and the surrounding foothills. The 5K is beginner-friendly, while th..

The Lory Summer Trail Series is a fun, low-key trail running event held each Tuesday evening in August at Lory State Park, Fort Collins, Colorado. It features a series of shorter races with distances ranging from 5K to 12K, designed to welcome new trail runners and help experienced racers sharpen th..

The Eltuck Valley 5K is part of a series of midweek trail races held at Lory State Park in Bellvue, Colorado. Scheduled for August 5, 2025, this event is designed to cater to both novice and experienced runners, offering a flat and fast course ideal for those looking to improve their speed. Particip..

The Into the Hills Eltuck 10K is part of a series of midweek trail races held at Lory State Park in Bellvue, Colorado. Scheduled for August 12, 2025, this event is designed to cater to both novice and experienced trail runners, offering a challenging course with significant elevation gain and stunni..