No-See-Um

Managing agency

White River NF — Aspen-Sopris RD

No-See-Um is a 5.3-mile loop trail located in Colorado near the town of Colorado, managed by the White River National Forest's Aspen-Sopris Ranger District. This trail offers hikers a moderate loop experience through the national forest landscape. The loop configuration provides a complete circuit without requiring backtracking, making it ideal for hikers seeking a varied route. The trail's maintained status through the Forest Service ensures established pathways and regular upkeep. The specific elevation gain for this route has not been recorded in available trail data, so hikers should check with the Aspen-Sopris Ranger District for additional topographic details before visiting. The White River National Forest encompasses diverse terrain across the Elk Mountains and surrounding areas, and this trail provides access to that ecosystem. For the most current conditions, trail maintenance updates, and detailed information about difficulty ratings or terrain features, contact the Aspen-Sopris Ranger District directly. Visitors should be prepared with standard hiking gear and check weather conditions before heading out.