DU Crimson Classic 5K Run/1.5 Mile WalkRunning5k5k5k5kWalking2 km2 km2 km2 km October 22, 2025Denver, Colorado, United States
2025 Louisville Fall Festival Glow 5K Run/WalkRunning5kWalking2 km October 24, 2025Louisville, Colorado, United States
Zia 4CCX Rd 2 StadiumCycling2 km2 km2 km2 km2 km1 km1 km October 25, 2025Durango, Colorado, United States
Brain Aneurysm Foundation 5K - LouisvilleRunning5k October 25, 2025Louisville, Colorado, United States
Halloween Fun Run 5k & 1mile - Zombie ThemeRunning5k2 km October 25, 2025Idaho Springs, Colorado, United States