Barr Lake Trail Race

Brighton, United States • 13 Jun 2026

Event Information

The Barr Lake Trail Race takes place on June 13, 2026, in Brighton, Colorado. The event celebrates its seventh year.

Race Distances

The event offers five race distances:

  • 50K (31.6 miles)
  • 30K (21.8 miles)
  • Half Marathon (13.1 miles)
  • 15K (9.1 miles)
  • 5K (3.3 miles)

Course Details

All courses are 100% dirt trails. The event is described as having one of the fastest and flattest courses in Colorado, with very little elevation gain per loop. Runners have uninterrupted views of Barr Lake and the Colorado Front Range. The course is a loop that starts and finishes at the Nature Center. The 50K, 30K, and Half Marathon are multi-loop courses. The 15K is a single loop. The 5K is an out-and-back route. Each distance has a specified time limit, ranging from 6 to 9 hours. The event has a cupless initiative to minimize environmental impact. Participants are encouraged to bring their own reusable cup or purchase one at registration. Visit the organization's website for the most recent information.

Race information

50 km
50k
30 km
30k
Half Marathon
Half Marathon
15 km
15k
5 km
Visit the organization's website for the most recent information.
Trail runs nearby

Experience the 45th annual run along the scenic High Line Canal in Centennial. Enjoy chip timed 5K or 10K races followed by a pancake breakfast and beer garden.

Run along Boulder Reservoir on flat, mostly dirt trail courses with sweeping Rocky Mountain views. Choose from 10K, 3 4 marathon, half, full marathon or relay, with USATF certified courses, a shirt and a finisher medal.

Tackle the sustained climbs and technical trails of Roxborough State Park in this late-summer ultramarathon. Choose between the 50K or 50 mile distance on exposed, challenging terrain. Be prepared for hot conditions, spaced aid, and a manda..

Run the trails around Standley Lake in Westminster, Colorado. Choose from five distances, from a 5K to a 50K, on out-and-back dirt routes. Experience a cupless race with scenic views and a festive atmosphere.