Hackensack is located in Bergen county New jersey with a geographic area of 4.2 square miles. The total population in Hackensack is 44,266 with 47.1% male and 52.9% female. Children under age 5 represent 5.7% of the population, under age 18 equal 16.7% of the population and over age 65 is 16.0% of the population. The median household income is $71,079, per capita income is $40,004. There are a total of 19,537 housing units with 33.7% owner occupied. Education includes 24.3% of residents that are high school graduates and 42.8% with a bachelor's degree or higher. The average temperature in Hackensack in the summer is 73 degrees, and in the winter 34 degrees.