Fort loudon is located in Franklin county Pennsylvania with a geographic area of 4.3 square miles. The total population in Fort loudon is 1,168 with 54.6% male and 45.4% female. Children under age 5 represent 2.0% of the population, under age 18 equal 8.8% of the population and over age 65 is 22.7% of the population. The median household income is $98,264, per capita income is $32,901. There are a total of 579 housing units with 88.4% owner occupied. Education includes 20.0% of residents that are high school graduates and 58.4% with a bachelor's degree or higher. The average temperature in Fort loudon in the summer is 73 degrees, and in the winter 33 degrees.