About This Race
Run the Mile High City at altitude with Rocky Mountain views.
Runner Reviews
See what runners are saying about Denver Colfax Marathon
4.3
543 reviews
No Reviews Yet
Be the first to share your experience running this race!
Earn Points+75
Submit your completion to earn points
Race Details
DistanceMarathon
LocationDenver, United States
DateMay 17, 2026
Rating
4.3(543)
Share this race
Let your running friends know about this race