Upcoming Marathon Events in Colorado, United States

MAY
4
2025
2025 Colorado Marathon
📍 Fort Collins, United States
🏃‍♂️ Road
📏 5 km, 10 km, 21 km, 42 km
OCT
4
2025
2025 Colorado Springs Marathon
📍 Colorado Springs, United States
🏃‍♂️ Road
📏 21 km, 42 km
NOV
1
2025
2025 Colorado 24 Hour Run
📍 Fort Collins, United States
🏃‍♂️ Road
📏 6 hrs, 12 hrs, 24 hrs
FEB
8
2026
2026 Super Half Marathon and Game Day 5K
📍 Colorado Springs, United States
🏃‍♂️ Mixed Terrain
📏 5 km, 21 km
FEB
21-22
2026
2026 Stories Trail Runs
📍 Colorado Springs, United States
🏃‍♂️ Road
📏 6.7 miles, 13.1 miles, 19.6 miles
FEB
22
2026
2026 All-Out Mardi Crawl
📍 Arvada, United States
🏃‍♂️ Road
📏 5 km, 10 km, 13.1 miles
APR
11
2026
2026 Mountain Ridge
📍 Highlands Ranch, United States
🏃‍♂️ Trail
📏 5 km, 10 km, 21 miles, 21 km
APR
12
2026
2026 AZT Vail Scramble
📍 Vail, United States
🏃‍♂️ Trail
📏 10 km, 21 km, 42 km
APR
18
2026
2026 Rattler Trail Race
📍 Colorado Springs, United States
🏃‍♂️ Trail
📏 5 km, 10 km, 25 km, 50 km
APR
25
2026
2026 Cheyenne Mountain Trail Race
📍 Colorado Springs, United States
🏃‍♂️ Trail
📏 4 miles, 7 miles, 25 km, 50 km
12
Next →
Page 1 of 2 (16 events)