Harwich is located in Massachusetts. Harwich, Massachusetts has a population of 13,156. Harwich is less family-centric than the surrounding county with 13% households with children. The county percentage for households with children is 17%.
The median household income in Harwich, Massachusetts is $80,066. The median household income for the surrounding county is $78,548 compared to the national median of $66,222. The median age of people living in Harwich is 54.8 years.
The average high temperature in July is 74.6 degrees, with an average low temperature in January of 24 degrees. The annual precipitation is 46.71.