About Plymouth, MAPlymouth is located in Massachusetts. Plymouth, Massachusetts has a population of 59,828. Plymouth is less family-centric than the surrounding county with 28% households with children. The county percentage for households with children is 30%. The median household income in Plymouth, Massachusetts is $67,558. The median household income for the surrounding county is $66,500 compared to the national median of $49,877. The median age of people living in Plymouth is 43.9 years. Plymouth WeatherThe average high temperature in July is 80.97 degrees, with an average low temperature in January of 20.3 degrees. The annual precipitation is 50.08. Plymouth MapPlymouth real estate officesReal estate near PlymouthNearby Cities |