Lake Eileen

Managing agency

Rio Grande NF — Conejos Peak RD

Lake Eileen is a 4.2-mile out-and-back trail located in Colorado near the Rio Grande National Forest, managed by the Conejos Peak Ranger District. This trail offers hikers access to an alpine lake in the southern San Juan Mountains region. The out-and-back route provides a straightforward hiking experience, making it accessible for those seeking a moderate day hike. The trail's proximity to Colorado's mountain terrain ensures scenic views characteristic of the area's high-country landscape. The Conejos Peak Ranger District manages this trail as part of the Rio Grande National Forest system, ensuring it meets Forest Service standards for safety and maintenance. Before heading out, check with the ranger district for current trail conditions, as alpine terrain can experience significant seasonal changes. This hike is ideal for visitors looking to explore the southern San Juan Mountains without requiring a lengthy commitment. The out-and-back format allows hikers to turn back at their preferred point, making it adaptable to various fitness levels. Summer is typically the optimal season for this trail, as high elevation areas may remain snow-covered into late spring.