Gaston is a city located in South Carolina. With a 2020 population of 1,690, it is the 132nd largest city in South Carolina and the 8264th largest city in the United States. Gaston is currently growing at a rate of 0.12% annually and its population has increased by 2.74% since the most recent census, which recorded a population of 1,645 in 2010. Spanning over 5 miles, Gaston has a population density of 318 people per square mile.
The average household income in Gaston is $50,383 with a poverty rate of 26.03%. The median rental costs in recent years comes to $921 per month, and the median house value is $84,100. The median age in Gaston is 34 years, 31.8 years for males, and 35.6 years for females. For every 100 females there are 105.7 males.