Cottageville is a city located in Colleton County South Carolina. With a 2020 population of 745, it is the 173rd largest city in South Carolina and the 11602nd largest city in the United States . Cottageville is currently declining at a rate of 0.00% annually and its population has decreased by -2.23% since the most recent census, which recorded a population of 762 in 2010. Cottageville reached it's highest population of in . Spanning over 3 miles, Cottageville has a population density of 218 people per square mile.
The average household income in Cottageville is $61,289 with a poverty rate of 9.49%. The median rental costs in recent years comes to $815 per month, and the median house value is $109,200. The median age in Cottageville is 39.2 years, 37.1 years for males, and 39.6 years for females.