Trail running Race Calendar in Colorado, United States

Aug

15

Moco Trails Wild West Backyard Ultra

Craig, Colorado, United States

Trail running Running

6.7K

Aug

11

Into the Hills Eltuck 10k

Bellvue, Colorado, United States

Trail running

10K

Aug

04

Eltuck Valley 5K - Lory Summer Trail Series

Fort Collins, Colorado, United States

Running

5K

Jul

29

Buff Pass Burner

Steamboat Springs, Colorado, United States

Mountain biking Trail running

8K 4.8K 3.2K 17.7K +5

Jul

26

World Championship Pack Burro Race

Fairplay, Colorado, United States

Trail running Running

49.9K 24.1K

Jul

25

Pikes Peak Ultra

Colorado Springs, Colorado, United States

Trail running

Ultra 30K 20K

Jul

25

Beas Knees Citizens' Race and National High School Trail Championships

Salida, Colorado, United States

Trail running

8.7K

Jul

25

Living Journeys Summit Hike

Crested Butte, Colorado, United States

Trail running

Hike

Jul

24

Never Summer 100km & 60km

Walden, Colorado, United States

Trail running

Ultra

Jul

23

14er Challenge

Buena Vista, Colorado, United States

Trail running

40.2K

Jul

18

Audi Power of Four Trail Run

Aspen, Colorado, United States

Trail running

49.9K 24.1K 10K

Jul

18

Expedition Maroon Bells

Aspen, Colorado, United States

Trail running

45.1K