Metairie is located in Jefferson county Louisiana with a geographic area of 23.3 square miles. The total population in Metairie is 138,511 with 47.9% male and 52.1% female. Children under age 5 represent 5.8% of the population, under age 18 equal 19.4% of the population and over age 65 is 20.0% of the population. The median household income is $60,355, per capita income is $37,928. There are a total of 59,342 housing units with 62.6% owner occupied. Education includes 25.2% of residents that are high school graduates and 39.0% with a bachelor's degree or higher. The average temperature in Metairie in the summer is 81 degrees, and in the winter 51 degrees.