Awendaw is located in Charleston county South carolina with a geographic area of 17.3 square miles. The total population in Awendaw is 1,744 with 56.7% male and 43.3% female. Children under age 5 represent 2.4% of the population, under age 18 equal 12.8% of the population and over age 65 is 28.2% of the population. The median household income is $56,354, per capita income is $30,617. There are a total of 680 housing units with 92.8% owner occupied. Education includes 36.8% of residents that are high school graduates and 19.7% with a bachelor's degree or higher. The average temperature in Awendaw in the summer is 77 degrees, and in the winter 43 degrees.