5K races near Denver, Colorado — 2026 running calendar

Oct

04

The Welton Run 5K

Denver, Colorado, United States

Running

5K

Oct

04

The Michael J. Fox Foundation's Denver Run/Walk

Denver, Colorado, United States

Running

Kids Run (3-12 years old) 1.6K 5K

Oct

03

Rainbow Trail Lutheran Camp's Grace Race 5k

Denver, Colorado, United States

Running

5K

Oct

02

Denver East Angel Invitational

Denver, Colorado, United States

Running

5K 3K +3

Sep

26

Colorado Brain Tumor Walk & Race

Denver, Colorado, United States

Running

5K

Sep

26

Fusion Invitational

Denver, Colorado, United States

Running

5K 2.4K

Sep

19

Northfield Nighthawk Invitational

Denver, Colorado, United States

Running

3K 5K +3

Sep

19

Denver: Walk With Autism and Resource Fair

Denver, Colorado, United States

Running

5K

Sep

19

Montbello Alive! 5K

Denver, Colorado, United States

Running

5K

Sep

13

9/11 Heroes Run - Denver, Colorado

Denver, Colorado, United States

Running

5K 1.6K +3

Sep

13

El Grito 5k ( )

Denver, Colorado, United States

Running

5K

Sep

09

Denver West Cowboy Classic

Denver, Colorado, United States

Running

3K 5K The Field +3