Eagle Trailhead 
N. 55th St.
Boulder, CO 80303
303-441-3440
https://bouldercolorado.gov/osmp/eagle-trailhead
Trail: Bike, Hike, Horse, Picnic, Walk
Eagle Trail (2.6 mile from Eagle Trailhead to Mesa Reservoir) extends west through Boulder Valley Ranch to its terminus at the Sage Trailhead. An easy loop is provided by taking the Eagle Trail to the Sage Trail (1.8 mile [2.7 for whole Sage/Eagle Loop]). This trail also provides access to the Mesa Reservoir area and beyond to the Foothills Trailhead. Bicyclists and equestrians frequent these trails.