The Town of Franklin is a city in Norfolk County, Massachusetts, United States. Franklin is one of fourteen Massachusetts municipalities that have applied for, and been granted, city forms of government but wish to retain "The town of” in their official names. As of 2012, the city's population was 33,092. It is home to the country's first library, with its first books donated by Benjamin Franklin. It also contains the largest Catholic parish in the Boston Archdiocese, St. Mary's Catholic church, with some 15,000 members.