Jefferson Twp is located in New Jersey. Jefferson Twp, New Jersey has a population of6,016.
The median household income in Jefferson Twp, New Jersey is $114,254. The median household income for the surrounding county is $118,534 compared to the national median of $66,222. The median age of people living in Jefferson Twp is 44.9 years.
The average high temperature in July is 84.1 degrees, with an average low temperature in January of 15 degrees. The annual precipitation is 51.24.