Keyring and key with the seal of the City of Newton, Massachusetts and 'Mayor Theodore Mann'. Newton is a suburban city in Middlesex County, Massachusetts, United States. It is approximately 7 miles west of downtown Boston and is bordered by Boston (Brighton) and Watertown to the east. Rather than having a single city center, Newton is a patchwork of thirteen villages. Theodore Mann was the Mayor from 1972 to 1994. Donated by the City of Newton; occasion information was not provided to the City Clerk's office.