Race Calendar in Colorado, United States

Living Journeys Summit Hike

Crested Butte, Colorado, United States

25 Jul, 2026 (Sat)

$40.00

Trail running

Hike

The Hero's Journey 5K

Aurora, Colorado, United States

25 Jul, 2026 (Sat)

$10.00 - $35.00

Running

5K 1K

San Juan Gravel Classic

Ridgway, Colorado, United States

25 Jul, 2026 (Sat)

$90.00

Gravel biking

35.4K Ultra

Aspen Valley Marathon

Aspen, Colorado, United States

25 Jul, 2026 (Sat)

$70.00 - $220.00

Running

Marathon Half-Marathon 5K

Beas Knees Citizens' Race and National High School Trail Championships

Salida, Colorado, United States

25 Jul, 2026 (Sat)

$25.00

Trail running

8.7K

2nd Annual Pancreatic Cancer Awareness in Honor of Diana Cantu - 5K Fun Run/Walk

Alamosa, Colorado, United States

25 Jul, 2026 (Sat)

$18.00 - $25.00

Running

5K

CEROX + IRON

Frederick, Colorado, United States

25 Jul, 2026 (Sat)

Bird to Bird – Gravel Bike Ride

Crested Butte, Colorado, United States

26 Jul, 2026 (Sun)

$50.00

Cycling

Ultra

World Championship Pack Burro Race

Fairplay, Colorado, United States

26 Jul, 2026 (Sun)

$70.00

Trail running, Running

49.9K 24.1K

Spirit of the West 5K Run/Walk

Golden, Colorado, United States

26 Jul, 2026 (Sun)

$35.00

Running

5K

HRCA Badlands Circuit

Highlands Ranch, Colorado, United States

29 Jul, 2026 (Wed)

CCOC Kids Triathlon

Colorado Springs, Colorado, United States

29 Jul, 2026 (Wed)

Triathlon

4.8K