Oakdale is located in Suffolk county New york with a geographic area of 3.2 square miles. The total population in Oakdale is 6,947 with 50.6% male and 49.4% female. Children under age 5 represent 3.6% of the population, under age 18 equal 14.4% of the population and over age 65 is 23.0% of the population. The median household income is $105,662, per capita income is $53,690. There are a total of 2,708 housing units with 83.0% owner occupied. Education includes 26.3% of residents that are high school graduates and 50.6% with a bachelor's degree or higher. The average temperature in Oakdale in the summer is 70 degrees, and in the winter 27 degrees.