South hill is located in Mecklenburg county Virginia with a geographic area of 9.8 square miles. The total population in South hill is 4,375 with 50.2% male and 49.8% female. Children under age 5 represent 3.9% of the population, under age 18 equal 21.8% of the population and over age 65 is 20.3% of the population. The median household income is $53,477, per capita income is $35,342. There are a total of 1,914 housing units with 53.6% owner occupied. Education includes 27.4% of residents that are high school graduates and 33.0% with a bachelor's degree or higher. The average temperature in South hill in the summer is 71 degrees, and in the winter 35 degrees.