In 2018, there were 5.85 times more White (Non-Hispanic) residents (267k people) in Horry County, SC than any other race or ethnicity. There were 45.6k Black or African American (Non-Hispanic) and 15.8k White (Hispanic) residents, the second and third most common ethnic groups.

6.08% of the people in Horry County, SC are hispanic (20.9k people).

The following chart shows the 7 races represented in Horry County, SC as a share of the total population.