Race Discovery

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

362 events found

Smiles for Miles Memorial Day Fun Run - Sponsored by Dignity Memorial - Supporting Operation School Bell logo
May
25

Smiles for Miles Memorial Day Fun Run - Sponsored by Dignity Memorial - Supporting Operation School Bell

Pueblo, Colorado, United States
Running
5K
Smiles For Miles Memorial Day Fun Run
May
25

Smiles For Miles Memorial Day Fun Run

Pueblo, Colorado, United States
Running
5K
UACWMA Invasive Challenge 5K logo
May
25

UACWMA Invasive Challenge 5K

Canon City, Colorado, United States
Running
5K
The Narrow Gauge Races logo
May
24

The Narrow Gauge Races

Durango, Colorado, United States
Running
16.1K 5K 1.6K
Memorial Day Run 5K/10K/13.1 DENVER/AURORA logo
May
23

Memorial Day Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States
Running
5K 10K Half-Marathon 1.6K +2
Memorial Day 5K Virtual Run - Denver logo
May
23

Memorial Day 5K Virtual Run - Denver

Denver, Colorado, United States
Running
5K
Memorial Day 5K Virtual Run - Lakewood logo
May
23

Memorial Day 5K Virtual Run - Lakewood

Lakewood, Colorado, United States
Running
5K
Memorial Day 5K Virtual Run - Thornton logo
May
23

Memorial Day 5K Virtual Run - Thornton

Thornton, Colorado, United States
Running
5K
Memorial Day 5K Virtual Run - Arvada logo
May
23

Memorial Day 5K Virtual Run - Arvada

Arvada, Colorado, United States
Running
5K
Run for Mental Health 5K/10K/13.1 DENVER/AURORA logo
May
23

Run for Mental Health 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States
$30.00 - $45.00
Running
5K 10K Half-Marathon 1.6K +14
Memorial Day 5K Virtual Run - Pueblo logo
May
23

Memorial Day 5K Virtual Run - Pueblo

Pueblo, Colorado, United States
Running
5K
Memorial Day 5K Virtual Run - Colorado Springs logo
May
23

Memorial Day 5K Virtual Run - Colorado Springs

Colorado Springs, Colorado, United States
Running
5K