Atco is located in Camden county New jersey with a geographic area of 9.7 square miles. The total population in Atco is 8,316 with 51.9% male and 48.1% female. Children under age 5 represent 2.4% of the population, under age 18 equal 16.0% of the population and over age 65 is 17.8% of the population. The median household income is $89,890, per capita income is $40,151. There are a total of 2,948 housing units with 92.7% owner occupied. Education includes 40.4% of residents that are high school graduates and 21.9% with a bachelor's degree or higher. The average temperature in Atco in the summer is 73 degrees, and in the winter 34 degrees.