Lagrange is located in Troup county Georgia with a geographic area of 42.1 square miles. The total population in Lagrange is 30,494 with 45.6% male and 54.4% female. Children under age 5 represent 6.4% of the population, under age 18 equal 25.5% of the population and over age 65 is 13.2% of the population. The median household income is $36,690, per capita income is $23,118. There are a total of 11,309 housing units with 40.3% owner occupied. Education includes 30.0% of residents that are high school graduates and 24.8% with a bachelor's degree or higher. The average temperature in Lagrange in the summer is 77 degrees, and in the winter 42 degrees.