North charleston is located in Charleston county South carolina with a geographic area of 77.6 square miles. The total population in North charleston is 113,880 with 49.8% male and 50.2% female. Children under age 5 represent 7.2% of the population, under age 18 equal 23.8% of the population and over age 65 is 11.1% of the population. The median household income is $47,201, per capita income is $26,659. There are a total of 43,372 housing units with 46.9% owner occupied. Education includes 28.0% of residents that are high school graduates and 28.8% with a bachelor's degree or higher. The average temperature in North charleston in the summer is 80 degrees, and in the winter 43 degrees.