Beverly is a city in Essex County, Massachusetts, United States, and a suburb of Boston. The population was 42,670 at the time of the 2020 …Beverly is a city in Essex County, Massachusetts, United States, and a suburb of Boston. The population was 42,670 at the time of the 2020 United States Census. A resort, residential, and manufacturing community on the Massachusetts North Shore, Beverly includes Ryal Side, North Beverly, Montserrat, Beverly Farms and Prides Crossing. Beverly is a rival of Marblehead for the title of "birthplace of the U.S. Navy".