Gastonia is located in Gaston county North carolina with a geographic area of 51.7 square miles. The total population in Gastonia is 76,635 with 47.0% male and 53.0% female. Children under age 5 represent 6.4% of the population, under age 18 equal 24.9% of the population and over age 65 is 15.7% of the population. The median household income is $50,266, per capita income is $28,312. There are a total of 29,306 housing units with 55.0% owner occupied. Education includes 24.0% of residents that are high school graduates and 28.6% with a bachelor's degree or higher. The average temperature in Gastonia in the summer is 77 degrees, and in the winter 38 degrees.