Race Discovery

Race Calendar in Colorado, United States

761 events found

Colorado 13er (Half Marathon/10k/5k) logo
Jun
06

Colorado 13er (Half Marathon/10k/5k)

Louisville, Colorado, United States
$35.00 - $65.00
Running
Half-Marathon 10K 5K
The Steamboat Marathon logo
Jun
06

The Steamboat Marathon

Steamboat Springs, Colorado, United States
$70.00 - $125.00
Running
Marathon Half-Marathon 10K
Flamingo Day 5K logo
Jun
06

Flamingo Day 5K

Denver, Colorado, United States
$30.00
Running
5K
All-Out Summer Breeze logo
Jun
12

All-Out Summer Breeze

Arvada, Colorado, United States
$20.00 - $65.00
Running
Half-Marathon 10K 5K +2
Alpha 5K Challenge logo
Jun
12

Alpha 5K Challenge

Boulder, Colorado, United States
Running
5K
KowTown Gravel logo
Jun
12

KowTown Gravel

Kremmling, Colorado, United States
$85.00 - $110.00
Gravel biking
Ultra 45.1K 25.7K +2
Summits Trail Runs logo
Jun
12

Summits Trail Runs

Granby, Colorado, United States
$60.00 - $130.00
Trail running
Elevation Challenge (14-hr) 9.8K 22.4K 44.7K +1
Treat Trot - Denver logo
Jun
19

Treat Trot - Denver

Denver, Colorado, United States
$17.00 - $42.00
Running
Kids Dash 1.6K 5K 10K +3
Red, White and Brew 5k, 10k & Half Marathon logo
Jun
19

Red, White and Brew 5k, 10k & Half Marathon

Windsor, Colorado, United States
$18.00 - $68.00
Running
5K 10K Half-Marathon 1.6K +2
Unicorn 5k (North) logo
Jun
19

Unicorn 5k (North)

Thornton, Colorado, United States
$18.00 - $41.00
Running
5K 1K
Treat Trot Colorado Springs logo
Jun
20

Treat Trot Colorado Springs

Colorado Springs, Colorado, United States
$17.00 - $42.00
Running
Kids Dash 1.6K 5K 10K +3
Race in the Clouds - Alma Dirt Festival logo
Jun
24

Race in the Clouds - Alma Dirt Festival

Alma, Colorado, United States
Free - $90.00
Running Mountain biking Duathlon Trail running
Weekend Camping FREE Kids Mountain Bike and Trail Run Ultra Marathon +7