Carnegie is located in Allegheny county Pennsylvania with a geographic area of 1.6 square miles. The total population in Carnegie is 7,839 with 48.0% male and 52.0% female. Children under age 5 represent 7.7% of the population, under age 18 equal 16.5% of the population and over age 65 is 18.4% of the population. The median household income is $53,788, per capita income is $34,768. There are a total of 4,018 housing units with 58.3% owner occupied. Education includes 28.4% of residents that are high school graduates and 34.9% with a bachelor's degree or higher. The average temperature in Carnegie in the summer is 73 degrees, and in the winter 33 degrees.
