Southlake is located in Tarrant county Texas with a geographic area of 21.8 square miles. The total population in Southlake is 31,684 with 48.4% male and 51.6% female. Children under age 5 represent 5.5% of the population, under age 18 equal 33.1% of the population and over age 65 is 10.9% of the population. The median household income is $223,621, per capita income is $87,415. There are a total of 9,323 housing units with 94.5% owner occupied. Education includes 6.0% of residents that are high school graduates and 73.4% with a bachelor's degree or higher. The average temperature in Southlake in the summer is 82 degrees, and in the winter 49 degrees.
