Hickory is located in Washington county Pennsylvania with a geographic area of 2.8 square miles. The total population in Hickory is 542 with 50.2% male and 49.8% female. Children under age 5 represent 0.0% of the population, under age 18 equal 16.2% of the population and over age 65 is 27.5% of the population. The median household income is $68,542, per capita income is $33,776. There are a total of 224 housing units with 85.7% owner occupied. Education includes 25.9% of residents that are high school graduates and 42.9% with a bachelor's degree or higher. The average temperature in Hickory in the summer is 73 degrees, and in the winter 33 degrees.