Sports
Denver Colfax Marathon
Denver's only marathon featuring full marathon, half-marathon, 10-miler, 5K and relays with seven miles of rivers, lakes and bridges.
- When
- May 16 – May 17, 2026
- Where
- Denver, CO
About this event
Denver's only marathon featuring full marathon, half-marathon, 10-miler, 5K and relays with seven miles of rivers, lakes and bridges.
View original listing on visitdenver.com →Track record & vendor details
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