Bergenfield is located in Bergen county New jersey with a geographic area of 2.9 square miles. The total population in Bergenfield is 27,375 with 48.2% male and 51.8% female. Children under age 5 represent 6.3% of the population, under age 18 equal 22.1% of the population and over age 65 is 15.5% of the population. The median household income is $102,724, per capita income is $38,769. There are a total of 9,037 housing units with 68.5% owner occupied. Education includes 23.1% of residents that are high school graduates and 46.9% with a bachelor's degree or higher. The average temperature in Bergenfield in the summer is 73 degrees, and in the winter 34 degrees.