Race Discovery

Running Race Calendar in Colorado, United States

728 events found

World Run Day Virtual 5K - Denver logo
Oct
24

World Run Day Virtual 5K - Denver

Denver, Colorado, United States
$19.99
Running
5K
Mancos Cowboy Half Marathon, 5K, and Fun Run logo
Oct
24

Mancos Cowboy Half Marathon, 5K, and Fun Run

Mancos, Colorado, United States
Free - $85.00
Running
Half-Marathon 5K 1.6K
YMCA of Pueblo Spooky Sprint 5K logo
Oct
24

YMCA of Pueblo Spooky Sprint 5K

Pueblo, Colorado, United States
$40.00
Running
5K
World Run Day Virtual 5K - Boulder logo
Oct
24

World Run Day Virtual 5K - Boulder

Boulder, Colorado, United States
$19.99
Running
5K
McGraw Memorial Park "Quick Draw @ McGraw" 2 Mile Trail Race logo
Oct
24

McGraw Memorial Park "Quick Draw @ McGraw" 2 Mile Trail Race

Bailey, Colorado, United States
$35.00
Trail running Running
3.2K
Apex Foundation Trick or Trot 5K & Halloween Hunt logo
Oct
24

Apex Foundation Trick or Trot 5K & Halloween Hunt

Arvada, Colorado, United States
$10.00 - $45.00
Running
5K 1.6K
Fall Skyline Traverse logo
Oct
24

Fall Skyline Traverse

Boulder, Colorado, United States
Running
29K
Hoofin' It Through the Hollows 5K logo
Oct
24

Hoofin' It Through the Hollows 5K

Centennial, Colorado, United States
$20.00
Running
5K
Zedikiah Scholarship 5K
Oct
24

Zedikiah Scholarship 5K

Denver, Colorado, United States
Free
Running
5K
Ghosts and Goblins 5K/10K logo
Oct
25

Ghosts and Goblins 5K/10K

Denver, Colorado, United States
$36.00 - $50.00
Running
5K 10K
The 14th Annual Odyssey Odyssey - 2026 logo
Oct
25

The 14th Annual Odyssey Odyssey - 2026

Denver, Colorado, United States
Free
Running
5K 1.6K
Fleet Feet Colorado Springs Halloween Fun Run logo
Oct
30

Fleet Feet Colorado Springs Halloween Fun Run

Colorado Springs, Colorado, United States
Free
Running
5K