Visitors can still find arrowheads left by Indian tribes that once lived in and near this area. The pond within the park offers activities for swimmers and sunbathers and also fishing opportunities for the anglers. There are about 6 miles of trails in Black Rock and they connect with an extensive trail network in adjacent Mattatuck State Forest.
Black Rock has 96 campsites and a day use area with picnic areas and playing fields.
Black Rock State Park is two miles west of Thomaston on Route 6.