Little Rock is an unincorporated community and census-designated place (CDP) in Dillon County, South Carolina, United States. Per the 2020 census, the population was 658. The community is at the northwest end of the concurrency between South Carolina Highways 9 and 57. The James W. Hamer House and St. Paul's Methodist Church are listed on the U.S. National Register of Historic Places. The median home price in Little Rock was $37,900 in 2017. There is no metro area in Little Rock.