Hermitage is located in Mercer county Pennsylvania with a geographic area of 29.5 square miles. The total population in Hermitage is 15,603 with 49.8% male and 50.2% female. Children under age 5 represent 3.7% of the population, under age 18 equal 17.1% of the population and over age 65 is 26.9% of the population. The median household income is $58,209, per capita income is $35,396. There are a total of 7,377 housing units with 73.6% owner occupied. Education includes 33.3% of residents that are high school graduates and 33.2% with a bachelor's degree or higher. The average temperature in Hermitage in the summer is 68 degrees, and in the winter 33 degrees.
