Little Rock is an unincorporated community and census-designated place 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.