20 JUNMAP
Estes Park Marathon and Half Marathon
Colorado
Event weekend
- Map
- Profile
- Character
GPS trace: 932 pts / www.epmarathon.org
- Net Downhill
- Mountain
- Forest
- Lakeside
- Ascent
- 256 m
- m/km
- 6.1 m/km
-4.6%GAP
Location distance guide
Colorado marathons
Colorado marathon guide with source-backed race region, mapped-route counts, elevation profiles, cost signals and route evidence where available.
Colorado marathons coverage
7Race pages4Mapped routes1Elevation profiles57%Map coverage
Featured race pages
Featured Colorado marathons
19 SEPMAP
Pikes Peak Marathon & Ascent
Colorado
Event weekend
- Map
- Character
GPS trace: 1,325 pts / www.pikespeakmarathon.org
- Mountainous
- Countryside
- Mountain
- City
03 OCTMAP
The Colorado Springs Marathon
Colorado
Event weekend
- Map
- Character
GPS trace: 825 pts / thecoloradospringsmarathon.com
- Gently Rolling
- City
- Parkland
- Historic
15 MAYMAP
Denver Colfax Marathon
Colorado
Event weekend
- Map
- Character
GPS trace: 1,354 pts / www.runcolfax.org
- Gently Rolling
- City
- Mountain
- Waterfront
15 AUGSCORE
Boulder Rez Marathon
Colorado
Event weekend
- Character
- Flat
- Parkland
- Mountain
- Lakeside
27 SEPSCORE
Boulderthon
Colorado
Event weekend
- Character
- Gently Rolling
- Mountain
- Lakeside
- City
02 MAYSCORE
The Colorado Marathon (Fort Collins)
Colorado
Event weekend
- Character
- Net Downhill
- Canyon
- Riverside
- City
Related race guides
Colorado running races
All race pages in this location guide across every qualifying distance.
Marathons
All indexed marathon race pages, including route evidence and ranking filters.
Marathon route maps
Mapped marathon race pages with stored route geometry, elevation metrics and route provenance where available.
Colorado marathon comparisons
Colorado marathons questions
What Colorado marathons are included?
This guide includes 7 marathon race pages whose source-backed event region is Colorado. Nearby races by radius are not included.
Which Colorado marathons have route maps?
4 Colorado marathons currently have stored route geometry. Route traces appear only when stored geometry exists.
How are featured Colorado marathons ordered?
Featured races are ordered by available evidence first: stored route geometry, elevation profiles, route metrics, cost data, dates and race-character tags.