Denville is located in New Jersey. Denville, New Jersey has a population of 16,451. Denville is less family-centric than the surrounding county with 28% households with children. The county percentage for households with children is 31%.
The median household income in Denville, New Jersey is $121,721. The median household income for the surrounding county is $112,449 compared to the national median of $61,963. The median age of people living in Denville is 46.1 years.
The average high temperature in July is 84.7 degrees, with an average low temperature in January of 17.6 degrees. The annual precipitation is 53.67.