Claysville is located in Washington county Pennsylvania with a geographic area of 0.3 square miles. The total population in Claysville is 841 with 51.1% male and 48.9% female. Children under age 5 represent 7.8% of the population, under age 18 equal 22.5% of the population and over age 65 is 18.9% of the population. The median household income is $78,906, per capita income is $27,497. There are a total of 303 housing units with 71.3% owner occupied. Education includes 41.3% of residents that are high school graduates and 24.4% with a bachelor's degree or higher. The average temperature in Claysville in the summer is 73 degrees, and in the winter 33 degrees.