Running Race Calendar in Colorado, United States

Jul

19

Barr Trail Mountain Race

Manitou Springs, Colorado, United States

Running

20.3K

Jul

18

Festival in the Clouds Firefighter 5K, Fun Run and Doggie Dash

Alma, Colorado, United States

Running

5K

Jul

18

49th Annual Manassa Pioneer Days 5K Run

Manassa, Colorado, United States

Running

5K

Jul

18

Heritage Eagles 5K

Littleton, Colorado, United States

Running

5K

Jul

18

2026 OCA Colorado 5K Panda Run

Denver, Colorado, United States

Running Walking

5K 1K

Jul

18

Toni's Trot 5K

La Salle, Colorado, United States

Running

5K

Jul

18

Hyrox Hybrid Camp

Frederick, Colorado, United States

Running

Hyrox Hybrid Class

Jul

18

CU Anschutz Run Club 5K

Aurora, Colorado, United States

Running

5K

Jul

18

Spring Creek Memorial Trail Run

Steamboat Springs, Colorado, United States

Running

15.3K 5K

Jul

16

PNAAF 5K Wellness Challenge

Colorado Springs, Colorado, United States

Running

5K

Jul

12

RMRR July Trophy Series

Lakewood, Colorado, United States

Running

3.2K

Jul

12

Heatwave Half Marathon - Colorado Springs

Colorado Springs, Colorado, United States

Running

1.6K 5K 10K Half-Marathon +1