The Aspen Valley Marathon is a high-altitude running adventure, set against the backdrop of the stunning Rocky Mountains. Although primarily known for its full marathon, the half marathon follows the same breathtaking route, featuring fast, paved roads surrounded by endless mountain vistas.\n\nThe slight downhill course makes it a potential PR opportunity, but the thin mountain air presents a unique challenge for those not accustomed to elevation. Despite this, the race’s pristine natural beauty
Adjusted Time
1:45:31
Time difference: +0.5 minutes compared to a flat, road, temperate course.
| Surface | Road |
| Elevation Gain | 35m |
| Elevation High | 2305m |
| Elevation Low | 2010m |
| Predicted High | 28°C |
| Predicted Low | 15°C |
| Chance of Rain | 3% |