Stoneboro is located in Mercer county Pennsylvania with a geographic area of 2.8 square miles. The total population in Stoneboro is 752 with 52.1% male and 47.9% female. Children under age 5 represent 6.9% of the population, under age 18 equal 18.9% of the population and over age 65 is 27.8% of the population. The median household income is $37,969, per capita income is $26,746. There are a total of 389 housing units with 70.4% owner occupied. Education includes 48.3% of residents that are high school graduates and 12.3% with a bachelor's degree or higher. The average temperature in Stoneboro in the summer is 73 degrees, and in the winter 33 degrees.