Mattapoisett is located in Massachusetts. Mattapoisett, Massachusetts has a population of 6,478. Mattapoisett is less family-centric than the surrounding county with 25.3% of the households containing married families with children. The county average for households married with children is 32.09%.
The median household income in Mattapoisett, Massachusetts is $101,487. The median household income for the surrounding county is $98,190 compared to the national median of $69,021. The median age of people living in Mattapoisett is 56.6 years.
The average high temperature in July is 81.2 degrees, with an average low temperature in January of 20.5 degrees. The average rainfall is approximately 50.2 inches per year, with 35.2 inches of snow per year.