Spring Hill is a populated place LOCATED WITHIN the City of Somerville. In turn, the City of Somerville is located within Middlesex County.
Spring Hill is located at latitude 42.388 and longitude -71.109.
Since Spring Hill is located within the City of Somerville, all of the census and demographic data for residents of Spring Hill are included as part of the information reported for City of Somerville in the "Profile" tab above.