Nesconset is located in Suffolk county New york with a geographic area of 3.8 square miles. The total population in Nesconset is 13,440 with 50.9% male and 49.1% female. Children under age 5 represent 4.0% of the population, under age 18 equal 22.7% of the population and over age 65 is 18.7% of the population. The median household income is $125,409, per capita income is $49,791. There are a total of 4,410 housing units with 85.0% owner occupied. Education includes 15.8% of residents that are high school graduates and 53.4% with a bachelor's degree or higher. The average temperature in Nesconset in the summer is 70 degrees, and in the winter 27 degrees.