Coppell is located in Dallas county Texas with a geographic area of 14.4 square miles. The total population in Coppell is 41,494 with 47.6% male and 52.4% female. Children under age 5 represent 6.2% of the population, under age 18 equal 27.8% of the population and over age 65 is 8.9% of the population. The median household income is $128,476, per capita income is $60,211. There are a total of 15,231 housing units with 71.9% owner occupied. Education includes 7.4% of residents that are high school graduates and 70.5% with a bachelor's degree or higher. The average temperature in Coppell in the summer is 82 degrees, and in the winter 49 degrees.