Race Calendar in Colorado, United States

Adams County Foster Care 5K Run/Walk and 1 mile fun run

Brighton, Colorado, United States

May 2, 2026 (Sat)

Running

5K 1.6K +1

Saturday May 2 is International Women's Mountain Biking Day!! Join us @ SRAM - Bring a Friend!

Colorado Springs, Colorado, United States

May 2, 2026 (Sat)

CCPC's Walk for Life 2026

Canon City, Colorado, United States

May 2, 2026 (Sat)

Sunrise Marathon 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

May 2, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

Cinco De Mayo Run 5K/10K/13.1 DENVER/AURORA

Centennial, Colorado, United States

May 2, 2026 (Sat)

Running

5K 10K Half-Marathon 1.6K +2

CollaBEERation 5k & Brew Fest Party

Longmont, Colorado, United States

May 2, 2026 (Sat)

Running

5K

FireKracker 5K Training

Fort Collins, Colorado, United States

May 2, 2026 (Sat) – Jul 4, 2026

Greenland Trail Races

Larkspur, Colorado, United States

May 2, 2026 (Sat)

Trail running, Running

Ultra 25K 12.9K 6.4K +2

Take 5 in the Garden

Colorado Springs, Colorado, United States

May 2, 2026 (Sat)

Trail running, Running

15.3K 8K 5K

Everest Challenge

Air Force Academy, Colorado, United States

May 1, 2026 (Fri) – May 31, 2026

SJBL Track & Field League Championships

Cortez, Colorado, United States

Apr 30, 2026 (Thu)

Yampa River Challenge

Steamboat Springs, Colorado, United States

Apr 29, 2026 (Wed)

Paddle sports

1K