Sheldon is located in Beaufort county South carolina with a geographic area of 4.5 square miles. The total population in Sheldon is 501 with 47.9% male and 52.1% female. Children under age 5 represent 10.6% of the population, under age 18 equal 10.6% of the population and over age 65 is 33.7% of the population. The median household income is $27,067, per capita income is $14,454. There are a total of 240 housing units with 73.3% owner occupied. Education includes 58.3% of residents that are high school graduates and 0.0% with a bachelor's degree or higher. The average temperature in Sheldon in the summer is 77 degrees, and in the winter 43 degrees.