Jerome is located in Somerset county Pennsylvania with a geographic area of 2.6 square miles. The total population in Jerome is 731 with 41.9% male and 58.1% female. Children under age 5 represent 0.0% of the population, under age 18 equal 12.9% of the population and over age 65 is 24.5% of the population. The median household income is $49,214, per capita income is $33,826. There are a total of 354 housing units with 82.8% owner occupied. Education includes 43.2% of residents that are high school graduates and 28.0% with a bachelor's degree or higher. The average temperature in Jerome in the summer is 73 degrees, and in the winter 33 degrees.