Dillon is a city located in South Carolina. With a 2020 population of 6,259, it is the 55th largest city in South Carolina and the 4198th largest city in the United States. Dillon is currently declining at a rate of -0.86% annually and its population has decreased by -7.79% since the most recent census, which recorded a population of 6,788 in 2010. Dillon reached it's highest population of 7,060 in 1980. Spanning over 5 miles, Dillon has a population density of 1,183 people per square mile.
The average household income in Dillon is $46,847 with a poverty rate of 31.67%. The median rental costs in recent years comes to $572 per month, and the median house value is $114,500. The median age in Dillon is 36.5 years, 31.5 years for males, and 40.4 years for females. For every 100 females there are 94.0 males.