Commack is located in Suffolk county New york with a geographic area of 12.2 square miles. The total population in Commack is 36,903 with 48.9% male and 51.1% female. Children under age 5 represent 5.0% of the population, under age 18 equal 21.0% of the population and over age 65 is 17.8% of the population. The median household income is $144,825, per capita income is $59,247. There are a total of 11,831 housing units with 93.1% owner occupied. Education includes 14.7% of residents that are high school graduates and 57.4% with a bachelor's degree or higher. The average temperature in Commack in the summer is 70 degrees, and in the winter 27 degrees.
