The event covers a distance of approximately 26.7 miles for the full marathon and 13.4 miles for the half marathon, taking place primarily on dirt singletrack trails with a small portion on rocky paths and dirt roads. The course begins at the Blue Sky Trailhead at Horsetooth Mountain Park, situated west of Fort Collins, Colorado. Runners traverse a north-south route through the easternmost hogbacks of Northern Colorado's Front Range, moving between Horsetooth Mountain Park and Devil's Backbone O
Adjusted Time
4:31:29
Time difference: +31.5 minutes compared to a flat, road, temperate course.
| Surface | Road |
| Elevation Gain | 1064m |
| Elevation High | 1942m |
| Elevation Low | 1545m |
| Predicted High | 21°C |
| Predicted Low | -1°C |
| Chance of Rain | 0% |