Darlington is a city located in Darlington County South Carolina. With a 2020 population of 5,844, it is the 57th largest city in South Carolina and the 4350th largest city in the United States . Darlington is currently declining at a rate of -0.81% annually and its population has decreased by -7.08% since the most recent census, which recorded a population of 6,289 in 2010. Darlington reached it's highest population of in . Spanning over 5 miles, Darlington has a population density of 1,260 people per square mile.
The average household income in Darlington is $48,642 with a poverty rate of 21.99%. The median rental costs in recent years comes to $609 per month, and the median house value is $107,400. The median age in Darlington is 44 years, 38.6 years for males, and 51.5 years for females.