Red Dirt Pass

Managing agency

Arapaho-Roosevelt NF — Boulder RD

Red Dirt Pass is a 4.6-mile out-and-back trail located in Colorado near the Boulder Ranger District of Arapaho-Roosevelt National Forest. The route features 1,328 feet of elevation gain, making it a moderate hike suitable for those with some hiking experience. The trail is maintained by the Arapaho-Roosevelt National Forest, Boulder Ranger District, ensuring regular upkeep and safe passage. The out-and-back format allows hikers to turn around at the pass and retrace their steps, with the turnaround point offering a natural endpoint for the hike. The elevation gain is distributed across the 2.3-mile approach, providing a steady climb to Red Dirt Pass. This steady grade makes the hike accessible to intermediate hikers while still offering a rewarding workout. As part of the Arapaho-Roosevelt National Forest system, the trail provides access to the natural landscapes and terrain of the Boulder Range area. The trailhead and route are managed to maintain the integrity of the surrounding forest ecosystem while providing recreational access to visitors.