Nobscot Hill is a USGS name for a high point in Middlesex County, Massachusetts with many public hiking trails, and the hill is located in Framingham and Sudbury. At the summit are various radio towers and a fire tower. Below the summit of Nobscot Hill is the Nobscot Scout Reservation (452 acres) which includes Tippling Rock, a popular viewing location. Surrounding the hill are other large parks and parcels of conservation land, including the Nobscot Conservation Land (118 acres), Callahan State Park (958 acres), the Sudbury Weisblatt Conservation Land, and Wittenborg Woods (83 acres), which are connected by various hiking trails, including the Bay Circuit Trail.