Skillman is located in Somerset county New jersey with a geographic area of 1.5 square miles. The total population in Skillman is 476 with 47.9% male and 52.1% female. Children under age 5 represent 4.4% of the population, under age 18 equal 27.7% of the population and over age 65 is 20.0% of the population. The median household income is $132,679, per capita income is $55,263. There are a total of 174 housing units with 85.6% owner occupied. Education includes 20.7% of residents that are high school graduates and 44.3% with a bachelor's degree or higher. The average temperature in Skillman in the summer is 73 degrees, and in the winter 34 degrees.