Darlington is located in Darlington county South carolina with a geographic area of 4.6 square miles. The total population in Darlington is 6,000 with 42.5% male and 57.5% female. Children under age 5 represent 8.1% of the population, under age 18 equal 21.0% of the population and over age 65 is 31.5% of the population. The median household income is $30,536, per capita income is $20,414. There are a total of 2,557 housing units with 56.2% owner occupied. Education includes 23.5% of residents that are high school graduates and 21.7% with a bachelor's degree or higher. The average temperature in Darlington in the summer is 80 degrees, and in the winter 43 degrees.