Northport is located in Suffolk county New york with a geographic area of 2.3 square miles. The total population in Northport is 7,297 with 48.6% male and 51.4% female. Children under age 5 represent 2.9% of the population, under age 18 equal 18.6% of the population and over age 65 is 25.0% of the population. The median household income is $115,463, per capita income is $64,494. There are a total of 2,906 housing units with 81.7% owner occupied. Education includes 11.0% of residents that are high school graduates and 65.4% with a bachelor's degree or higher. The average temperature in Northport in the summer is 70 degrees, and in the winter 27 degrees.