Wilmington is located in New hanover county North carolina with a geographic area of 51.4 square miles. The total population in Wilmington is 122,162 with 46.4% male and 53.6% female. Children under age 5 represent 4.7% of the population, under age 18 equal 17.1% of the population and over age 65 is 17.2% of the population. The median household income is $51,137, per capita income is $35,329. There are a total of 53,830 housing units with 46.0% owner occupied. Education includes 17.5% of residents that are high school graduates and 42.9% with a bachelor's degree or higher. The average temperature in Wilmington in the summer is 78 degrees, and in the winter 38 degrees.