Pearl Hill State Park is a 1000acre Massachusetts state park located in the town of Townsend about 50mi from Boston. The park lies adjacent to Willard Brook State Forest and is managed by the Department of Conservation and Recreation (DCR).Activities and amenitiesTrails are used for hiking, mountain biking, cross-country skiing, and snowmobiling tether ball. A somewhat challenging 4mi trail connects to Willard Brook State Forest.There are 51 campsites with a modern bathhouse. A day-use area includes a 5acre pond with a beach area. The park also offers picnicking, fishing, and interpretive programs.