Newton Corner is one of the thirteen villages within the city of Newton in Middlesex County, Massachusetts, United States. Newton Corner borders Brighton, a neighborhood of Boston, as well as the city of Watertown, Massachusetts. Newton Corner is divided by the Massachusetts Turnpike with on-off access in both directions at Exit 127 via a large, complicat…Newton Corner is one of the thirteen villages within the city of Newton in Middlesex County, Massachusetts, United States. Newton Corner borders Brighton, a neighborhood of Boston, as well as the city of Watertown, Massachusetts. Newton Corner is divided by the Massachusetts Turnpike with on-off access in both directions at Exit 127 via a large, complicated roundabout nicknamed the "Newton Supercollider".