Belleville is located in New Jersey. Belleville, New Jersey has a population of 37,649. Belleville is less family-centric than the surrounding county with 29% households with children. The county percentage for households with children is 32%.
The median household income in Belleville, New Jersey is $72,666. The median household income for the surrounding county is $67,300 compared to the national median of $66,222. The median age of people living in Belleville is 40.2 years.
The average high temperature in July is 85.2 degrees, with an average low temperature in January of 24.4 degrees. The annual precipitation is 46.25.