Race Discovery

Race Calendar in Colorado, United States

656 events found

RMRR August Trophy Series logo
Aug
07

RMRR August Trophy Series

Centennial, Colorado, United States
$10.00
Running
5K
Choice City Running Festival logo
Aug
07

Choice City Running Festival

Fort Collins, Colorado, United States
Free - $76.00
Running
1.6K 5K 10K Half-Marathon +4
Arapahoe Warrior 5K logo
Aug
08

Arapahoe Warrior 5K

Centennial, Colorado, United States
$35.00
Running
5K
All-Out Runapalooza logo
Aug
08

All-Out Runapalooza

Arvada, Colorado, United States
$40.00 - $353.00
Running
Half-Marathon 10K 5K +2
Escalante Days 5K logo
Aug
08

Escalante Days 5K

Dolores, Colorado, United States
$30.00
Running
5K
HRCA Splash Mash Dash Kids Triathlon logo
Aug
08

HRCA Splash Mash Dash Kids Triathlon

Littleton, Colorado, United States
Dog Days Of Summer 2026 logo
Aug
08

Dog Days Of Summer 2026

Longmont, Colorado, United States
$20.00 - $40.00
Running
5.6K 1K
Pat's Pony Express logo
Aug
08

Pat's Pony Express

Woodland Park, Colorado, United States
$65.00 - $80.00
Trail running
12.9K 25.7K 22.5K
Eat. Run. Adopt. 10K logo
Aug
08

Eat. Run. Adopt. 10K

Berthoud, Colorado, United States
$60.00
Running
10K
Leadville Boomdays International Pack Burro Race logo
Aug
08

Leadville Boomdays International Pack Burro Race

Leadville, Colorado, United States
$65.00 - $80.00
Running
33.8K 12.9K
Fort Collins Running Summit logo
Aug
08

Fort Collins Running Summit

Fort Collins, Colorado, United States
Summer Sizzler- Denver logo
Aug
08

Summer Sizzler- Denver

Thornton, Colorado, United States
$22.00 - $40.00
Running
1.6K 5K 10K 15K