Upcoming Marathon Events in Colorado, United States

JUL
4
2026
Run for Chocolate Denver/Aurora 2026
📍 Aurora, United States
🏃‍♂️ Road
📏 1mi, 5 km, 10 km, 21 km
JUL
18
2026
Silverton Alpine Runs 2026
📍 Silverton, United States
🏃‍♂️ Trail
📏 8 miles, 42 km, 50 km
OCT
3
2026
2026 Colorado Springs Marathon
📍 Colorado Springs, United States
🏃‍♂️ Road
📏 5 km, 21 km, 42 km
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