Den Rock Park Trail is a 1.7 mile moderately trafficked loop trail located near Lawrence, Massachusetts that features a river and is good for all skill levels. The trail offers a number of activity options and is accessible year-round. Dogs are also able to use this trail.
Den Rock Park consists of well-maintained hiking/walking trails. The Shawsheen River runs along the Northwestern Blue Heron trail and other points of interest include a large stone cliff in the east of the park and a number of plank bridges that allow access over marshy areas in the southeast.