Lewisville is located in Forsyth county North carolina with a geographic area of 14.5 square miles. The total population in Lewisville is 14,030 with 47.1% male and 52.9% female. Children under age 5 represent 5.7% of the population, under age 18 equal 26.0% of the population and over age 65 is 17.5% of the population. The median household income is $81,275, per capita income is $38,459. There are a total of 5,086 housing units with 85.6% owner occupied. Education includes 18.8% of residents that are high school graduates and 45.6% with a bachelor's degree or higher. The average temperature in Lewisville in the summer is 75 degrees, and in the winter 38 degrees.