Chesterfield is located in Chesterfield county South carolina with a geographic area of 4.1 square miles. The total population in Chesterfield is 1,486 with 54.5% male and 45.5% female. Children under age 5 represent 5.7% of the population, under age 18 equal 25.3% of the population and over age 65 is 19.7% of the population. The median household income is $57,792, per capita income is $26,484. There are a total of 543 housing units with 75.7% owner occupied. Education includes 29.3% of residents that are high school graduates and 23.2% with a bachelor's degree or higher. The average temperature in Chesterfield in the summer is 77 degrees, and in the winter 43 degrees.