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

Aug

01

STEPS TO EMPOWER

Colorado Springs, Colorado, United States

Running

1.6K 5K

Aug

01

Snowshoe Shuffle

Creede, Colorado, United States

Running

5K

Jul

30

The Chosen Challenge

Colorado Springs, Colorado, United States

$65.00

Running

5K

Jul

25

The Hero's Journey 5K

Aurora, Colorado, United States

Running

5K 1K

Jul

25

Run for Coffee Lovers 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

Running

5K 10K Half-Marathon 1.6K +2

Jul

25

Christmas 5K/10K/Half Marathon in July Meet Up - Denver

Littleton, Colorado, United States

Running

5K 10K Half-Marathon

Jul

25

Run for Donuts 5K/10K/13.1 Denver/Aurora

Centennial, Colorado, United States

Running

5K 10K Half-Marathon 1.6K +8

Jul

25

Aspen Valley Marathon

Aspen, Colorado, United States

Running

Marathon Half-Marathon 5K

Jul

25

Newbie to 5k

Pueblo, Colorado, United States

Running

5K

Jul

25

2nd Annual Pancreatic Cancer Awareness in Honor of Diana Cantu - 5K Fun Run/Walk

Alamosa, Colorado, United States

Running

5K

Jul

24

Flyin' Ryan Memorial 5k

Loveland, Colorado, United States

Running

5K

Jul

20

Clear for Takeoff Virtual 5K

Colorado Springs, Colorado, United States

Running

5K