Harrison is located in Hudson county New jersey with a geographic area of 1.2 square miles. The total population in Harrison is 18,313 with 50.9% male and 49.1% female. Children under age 5 represent 5.8% of the population, under age 18 equal 20.5% of the population and over age 65 is 9.3% of the population. The median household income is $66,699, per capita income is $36,783. There are a total of 7,474 housing units with 24.4% owner occupied. Education includes 23.3% of residents that are high school graduates and 48.0% with a bachelor's degree or higher. The average temperature in Harrison in the summer is 73 degrees, and in the winter 34 degrees.