Rostraver township is located in Westmoreland county Pennsylvania with a geographic area of square miles. The total population in Rostraver township is 11,109 with 50.5% male and 49.5% female. Children under age 5 represent 5.9% of the population, under age 18 equal 19.0% of the population and over age 65 is 21.2% of the population. The median household income is $74,688, per capita income is $36,550. There are a total of 4,784 housing units with 82.0% owner occupied. Education includes 38.6% of residents that are high school graduates and 33.8% with a bachelor's degree or higher. The average temperature in Rostraver township in the summer is 73 degrees, and in the winter 33 degrees.