Photo: © Colfax MarathonMARATHON21K16K
Colfax Marathon
Denver, United StatesIn 207 days
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At a glance
Colfax Marathon 2027 takes place on 15 May 2027 – 16 May 2027 in Denver, United States. Distances: 42.195 km, 21.098 km, 16.093 km.
- Date
- Saturday, 15 May 2027 – Sunday, 16 May 2027
- Location
- Denver, United States
- Distances
- Marathon · 42.195 km · Competitive
- Staffetta maratona · 42.195 km · Competitive
- Half marathon · 21.098 km · Competitive
- Urban 10 Miler · Competitive
- Registration
- Registration open · Register now ↗
- Official website
- runcolfax.org ↗
Last updated: 19 October 2026
The race
Colfax Marathon takes place from 15 to 16 May 2027 in Denver (Colorado, United States). The programme includes: marathon, half marathon, Urban 10 Miler and marathon relay.
It is Denver's only marathon and runs through Empower Field at Mile High Stadium; the half passes through the Denver Zoo.
Where it is
Denver · United States© OpenStreetMap · OpenFreeMap
