Shirley is a town in Middlesex County, Massachusetts, United States. It is approximately thirty miles west-northwest of Boston. The population was 7,431 at the 2020 census. The town has a well-preserved historic New England town center.
It is home to the Massachusetts Correctional Institution – Shirley, a medium-security state prison. The remains of a Shaker village have been preserved within the grounds of the prison.
Wikipedia https://en.wikipedia.org/wiki/Shirley,_Massachusetts
Coordinates 42°32'37.327" N -71°38'58.248" E