South Boulder Creek

Managing agency

White River NF — Blanco RD

South Boulder Creek is a 9.0-mile out-and-back trail located in Colorado with 2,695 feet of elevation gain. This moderately challenging route takes hikers through diverse terrain as it follows the creek drainage, offering consistent water features throughout the hike. The steady elevation gain is distributed across the entire distance, making it a sustained climb rather than steep pitches. The trail provides access to backcountry areas managed by the local wilderness authority. Hikers should expect to encounter rocky sections and creek crossings, particularly during spring runoff when water levels are higher. The creek itself serves as a reliable navigation aid and water source. This hike is suitable for hikers with moderate fitness levels and experience on mountain terrain. The out-and-back format allows flexibility in turnaround points if needed. Best hiking seasons are typically late spring through early fall, when snow is minimal and water crossings are manageable. The trail offers good opportunities for wildlife observation and access to Colorado's high country ecosystems.