Washington Township is located in New Jersey. Washington Township, New Jersey has a population of 5,623.
The median household income in Washington Township, New Jersey is $95,685. The median household income for the surrounding county is $91,572 compared to the national median of $57,652. The median age of people living in Washington Township is 42.7 years.
The average high temperature in July is 84.9 degrees, with an average low temperature in January of 22.1 degrees. The average rainfall is approximately 48.9 inches per year, with 25 inches of snow per year.