Lafayette is located in Lafayette county Louisiana with a geographic area of 55.8 square miles. The total population in Lafayette is 126,674 with 48.1% male and 51.9% female. Children under age 5 represent 5.8% of the population, under age 18 equal 20.8% of the population and over age 65 is 15.6% of the population. The median household income is $54,139, per capita income is $33,362. There are a total of 50,252 housing units with 58.4% owner occupied. Education includes 23.8% of residents that are high school graduates and 39.9% with a bachelor's degree or higher. The average temperature in Lafayette in the summer is 82 degrees, and in the winter 51 degrees.