Little elm is located in Denton county Texas with a geographic area of 18.1 square miles. The total population in Little elm is 49,792 with 50.9% male and 49.1% female. Children under age 5 represent 5.2% of the population, under age 18 equal 29.2% of the population and over age 65 is 6.8% of the population. The median household income is $94,446, per capita income is $35,510. There are a total of 15,942 housing units with 68.8% owner occupied. Education includes 16.4% of residents that are high school graduates and 46.7% with a bachelor's degree or higher. The average temperature in Little elm in the summer is 83 degrees, and in the winter 49 degrees.