Trail Sisters Women's Half Marathon

SEP
12
2026
Experience a scenic trail run through sage brush and ponderosa pines in the Rocky Mountains. Choose between a half marathon or 10k distance with stunning views of the Collegiate Peaks in Buena Vista.
Sat 12 Sep 2026
Half Marathon 10 kilometers

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Women's Trail Half Marathon

The Trail Sisters Women's Half Marathon is an annual trail running event held in Buena Vista, Colorado. The event focuses on increasing female participation and providing opportunities for women in the sport of trail running. The race takes place in the Rocky Mountains along the Arkansas River, offering a natural setting for participants to explore.

Participants can choose between two different race distances:

  • 13.1 miles (Half Marathon)
  • 10k

The courses consist of trails that wind through landscape featuring sage brush and ponderosa pines. Throughout the run, participants have views of the Collegiate Peaks. The event is designed as a celebration for the local Buena Vista community and the wider trail running community. In addition to the races, the event includes a post-race party for participants to gathered and celebrate.

The event organization provides resources for participants regarding local town information and lodging options in the Buena Vista area. Volunteers also support the operation of the races. Visit the organization's website for the most recent information.

Half Marathon
Trail Sisters Women's Half Marathon
10 km
Trail Sisters Women's 10k