Crystal Spring Trail

Middlesex Fells Reservation, Massachusetts, United States

2.4 miles (3.8 km) · 265 ft elevation gain · Point to Point · trail · Route

Crystal Spring Trail covers 2.4 miles across Middlesex Fells Reservation, Massachusetts, United States. Runners face 265 feet of climbing with 250 feet of loss. The longest climb spans 0.4 miles with 67 feet of gain. Elevation gain averages 121 feet per mile. The course is 79% runnable, with the remainder requiring hiking on steep or technical sections. Trail comprises the majority of the course. The course features very hilly terrain. The course difficulty of 8.0 puts it in the top 44.82% of challenging routes at this distance. Popular among trail runners and hikers seeking Massachusetts adventures.