Allison park is located in Allegheny county Pennsylvania with a geographic area of 13.9 square miles. The total population in Allison park is 22,623 with 48.8% male and 51.2% female. Children under age 5 represent 7.1% of the population, under age 18 equal 20.5% of the population and over age 65 is 19.5% of the population. The median household income is $83,333, per capita income is $46,447. There are a total of 9,240 housing units with 71.8% owner occupied. Education includes 18.1% of residents that are high school graduates and 55.8% with a bachelor's degree or higher. The average temperature in Allison park in the summer is 73 degrees, and in the winter 33 degrees.