Race Calendar in Colorado, United States

Apr

12

Healthy Kids Running Series Fall - Fort Collins, CO

Fort Collins, Colorado, United States

$15.00

Running

6.4K 3.2K 1.6K PreK 2/3 Yr Old - 50 Yard Dash +12

Apr

12

Healthy Kids Running Series Fall - Denver, CO

Denver, Colorado, United States

$15.00

Running

6.4K 3.2K 1.6K PreK 2/3 Yr Old - 50 Yard Dash +12

Apr

12

Healthy Kids Running Series Spring 2026 - Aurora, CO

Aurora, Colorado, United States

Running

6.4K 3.2K 1.6K

Apr

07

Garden Training Runs

Colorado Springs, Colorado, United States

Running

Garden Training Runs

Apr

02

Walk Run or Roll for Daniel

Colorado Springs, Colorado, United States

Cycling Running

24.1K 5K

Mar

28

Race Through Colorado 1M, 5K, 10K, 13.1, 26.2 - Now Only $20!

Denver, Colorado, United States

$20.00

Running

1.6K 5K 10K Half-Marathon +1

Mar

23

Mountain Lions Track Program

Boulder, Colorado, United States

Running

Mountain Lions Track Program

Mar

01

Dogventure Photo Challenge

Niwot, Colorado, United States

$19.99

Running

1.6K

Feb

16

Vendors and Honorary Badge Signups

Aurora, Colorado, United States

Running

Be A Vendor Honorary K-9 Deputy Signup

Jan

03

Nielson Challenge

Colorado Springs, Colorado, United States

Running

3.2K +3

Jan

01

South Suburban Race Series

Littleton, Colorado, United States

Running

Series Registration

Nov

10

Tuesday Night Track

Fort Collins, Colorado, United States

Free

Running

TNT