Race Discovery

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

436 events found

9/11 Heroes Run - Denver, Colorado logo
Sep
13

9/11 Heroes Run - Denver, Colorado

Denver, Colorado, United States
Free - $50.00
Running
5K 1.6K +3
Mad Dash 5K logo
Sep
13

Mad Dash 5K

Milliken, Colorado, United States
$40.00
Running
5K
Severance Glow 5K Run or Walk logo
Sep
18

Severance Glow 5K Run or Walk

Severance, Colorado, United States
Running
5K
Denver: Walk With Autism and Resource Fair logo
Sep
19

Denver: Walk With Autism and Resource Fair

Denver, Colorado, United States
$25.00
Running
5K
Montbello Alive! 5K logo
Sep
19

Montbello Alive! 5K

Denver, Colorado, United States
$25.00
Running
5K
All-Out Fall Fest logo
Sep
19

All-Out Fall Fest

Westminster, Colorado, United States
$35.00 - $80.00
Running
Half-Marathon 10K 5K +2
Stride for Hope 5K and Kids Fun Run logo
Sep
19

Stride for Hope 5K and Kids Fun Run

Delta, Colorado, United States
$15.00 - $30.00
Running
5K 1.6K
Wellington STAR Foundation 5K 10K logo
Sep
19

Wellington STAR Foundation 5K 10K

Wellington, Colorado, United States
$15.00 - $57.00
Running
5K 10K +2
Autumn Run logo
Sep
19

Autumn Run

Buena Vista, Colorado, United States
Free - $100.00
Running
Half-Marathon 10K 5K 1K
Champions for Children 5K Run/Walk logo
Sep
19

Champions for Children 5K Run/Walk

Commerce City, Colorado, United States
Running
5K
ColorFest Color Run/Walk 5K logo
Sep
19

ColorFest Color Run/Walk 5K

Pagosa Springs, Colorado, United States
$35.00
Running
5K
Beulah Challenge and OverIt Series logo
Sep
19

Beulah Challenge and OverIt Series

Beulah, Colorado, United States
$20.00 - $190.00
Running
Half-Marathon 10K 5K +2