Race Discovery

5K races in Colorado, United States — 2026 running calendar

512 events found

July Virtual Run - Colorado Springs logo
Jul
03

July Virtual Run - Colorado Springs

Colorado Springs, Colorado, United States
Running
5K
July Virtual Run - Denver logo
Jul
03

July Virtual Run - Denver

Denver, Colorado, United States
Running
5K
Denver Pride 5K logo
Jun
27

Denver Pride 5K

Denver, Colorado, United States
Running
5K
Before The Fourth 5k logo
Jun
27

Before The Fourth 5k

Littleton, Colorado, United States
Running
5K
Fitness Expo On Tap at the Colorado Tap House logo
Jun
27

Fitness Expo On Tap at the Colorado Tap House

Arvada, Colorado, United States
Running
5K FREE Yoga On Tap 1.6K I want the Event Shirt! +1
SBT TRL logo
Jun
27

SBT TRL

Steamboat Springs, Colorado, United States
Running
10K 5K
Timberview Trail Run
Jun
27

Timberview Trail Run

Bellvue, Colorado, United States
Running
16.1K 5K 8K
The Four Legged 5k logo
Jun
26

The Four Legged 5k

Bailey, Colorado, United States
Running
5K
The Red Schoolhouse Run logo
Jun
23

The Red Schoolhouse Run

Louisville, Colorado, United States
Running
5K
Juneteenth Fun Run 5K logo
Jun
21

Juneteenth Fun Run 5K

Denver, Colorado, United States
Running
5K
Strawberry Shortcut logo
Jun
21

Strawberry Shortcut

Glenwood Springs, Colorado, United States
Running
10K 5K 1.6K
14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk logo
Jun
21

14th Annual Buffs4Life Kyle MacIntosh Memorial 5K Run/Walk

Boulder, Colorado, United States
Running
5K