Rock Hill is a city located in York County, South Carolina. With a 2020 population of 76,159, it is the 5th largest city in South Carolina (after Charleston, Columbia, North Charleston, and Mount Pleasant) and the 475th largest city in the United States. Rock Hill is currently growing at a rate of 1.23% annually and its population has increased by 15.12% since the most recent census, which recorded a population of 66,154 in 2010. Spanning over 39 miles, Rock Hill has a population density of 1,974 people per square mile.
The average household income in Rock Hill is $63,835 with a poverty rate of 17.67%. The median rental costs in recent years comes to $928 per month, and the median house value is $147,800. The median age in Rock Hill is 33.6 years, 31.9 years for males, and 35.1 years for females. For every 100 females there are 90.1 males.