Slavery in the Lowcountry | By the Numbers
As a result, close to 80% of American Blacks who are descendants of slaves can trace their lineage back to the Gullah Geechee Corridor with the majority of them coming from South Carolina. At one point, the majority of South Carolina’s population consisted mostly of African slaves, with the highest concentrations in the plantation areas of the Lowcountry. By the 1860 census, the population was 703,620, with roughly 57% or 402,000 classified as slaves.