Sunday, September 27, 2026 Nathrop, CO, USA

Trail 50k

Sawatch Ascent 50km Race

107 days away

50km Distance

3,300m Elevation

7.5 Grit Score

Hardcore Level

Vertical Intensity 66 D+/km

Flat Hilly Mtn

Significant climbing. Steep sections will require power hiking.

The Aid Station

Course-specific beta from the community

⛰️ terrain

This is a mountain course. Poles are highly recommended for the sustained climbs.

By UltraHub Expert

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

OPENFREE MAP (LIBRE)

A classic, high-alpine, vert-heavy Colorado 50k! Get some miles on the Colorado Trail and run all the way to 13,150' feet in elevation!