When
May 03, 2026
Starts at 6:30am MDT
Weather
☁️ Cloudy · -1°C–10°C
Forecast
· 46% · Wind 13 km/h
Registration
Open Now
Closes May 2, 2026 · 5:59 PM MDT
Website
Official website →
Event Details
Are you looking to challenge yourself and push your running limits to new heights? The Colorado Marathon’s Half Marathon might just be the perfect race for you! Running a mountainous downhill course is nothing short of extraordinary, and our downhill race in Fort Collins is one of the best half marathons in Colorado.
So, why not join us and experience the uniqueness of running a scenic and invigorating 13.1 course?
Event type
Half-Marathon
Distance
21.1 km
Surface
Road
Registration opens
July 1, 2025 · 12:00 AM MDT
Registration closes
May 2, 2026 · 5:59 PM MDT
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