Holly Hill is a city located in South Carolina. With a 2020 population of 1,161, it is the 145th largest city in South Carolina and the 9720th largest city in the United States. Holly Hill is currently declining at a rate of -1.28% annually and its population has decreased by -9.08% since the most recent census, which recorded a population of 1,277 in 2010. Holly Hill reached it's highest population of 1,274 in 2010. Spanning over 1 miles, Holly Hill has a population density of 888 people per square mile.
The average household income in Holly Hill is $47,385 with a poverty rate of 28.55%. The median rental costs in recent years comes to $299 per month, and the median house value is $137,500. The median age in Holly Hill is 44.3 years, 40.5 years for males, and 47.5 years for females. For every 100 females there are 106.8 males.