Hammonton is located in Atlantic county New jersey with a geographic area of 40.7 square miles. The total population in Hammonton is 14,046 with 48.6% male and 51.4% female. Children under age 5 represent 3.6% of the population, under age 18 equal 22.9% of the population and over age 65 is 22.0% of the population. The median household income is $72,184, per capita income is $32,918. There are a total of 5,183 housing units with 73.0% owner occupied. Education includes 32.1% of residents that are high school graduates and 32.7% with a bachelor's degree or higher. The average temperature in Hammonton in the summer is 73 degrees, and in the winter 34 degrees.