Setauket is located in Suffolk county New york with a geographic area of 2.5 square miles. The total population in Setauket is 3,814 with 53.8% male and 46.2% female. Children under age 5 represent 6.0% of the population, under age 18 equal 25.7% of the population and over age 65 is 12.2% of the population. The median household income is $188,773, per capita income is $82,755. There are a total of 1,352 housing units with 80.1% owner occupied. Education includes 2.5% of residents that are high school graduates and 81.9% with a bachelor's degree or higher. The average temperature in Setauket in the summer is 70 degrees, and in the winter 27 degrees.
