Oaklyn is located in Camden county New jersey with a geographic area of 0.6 square miles. The total population in Oaklyn is 3,961 with 48.9% male and 51.1% female. Children under age 5 represent 6.8% of the population, under age 18 equal 19.6% of the population and over age 65 is 12.2% of the population. The median household income is $70,789, per capita income is $37,405. There are a total of 1,658 housing units with 67.7% owner occupied. Education includes 20.3% of residents that are high school graduates and 46.9% with a bachelor's degree or higher. The average temperature in Oaklyn in the summer is 73 degrees, and in the winter 34 degrees.