About Walpole, MAWalpole is located in Massachusetts. Walpole, Massachusetts has a population of 24,594. Walpole is more family-centric than the surrounding county with 35% households with children. The county percentage for households with children is 30%. The median household income in Walpole, Massachusetts is $85,340. The median household income for the surrounding county is $78,047 compared to the national median of $49,877. The median age of people living in Walpole is 44.1 years. Walpole WeatherThe average high temperature in July is 82.8 degrees, with an average low temperature in January of 17.7 degrees. The annual precipitation is 46.58. Walpole MapWalpole real estate officesReal estate near WalpoleNearby Cities |