Matinecock is located in Long island New york with a geographic area of 2.7 square miles. The total population in Matinecock is 891 with 47.1% male and 52.9% female. Children under age 5 represent 4.5% of the population, under age 18 equal 27.4% of the population and over age 65 is 16.3% of the population. The median household income is $213,750, per capita income is $122,348. There are a total of 269 housing units with 87.4% owner occupied. Education includes 3.7% of residents that are high school graduates and 78.4% with a bachelor's degree or higher. The average temperature in Matinecock in the summer is 70 degrees, and in the winter 27 degrees.