Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Charleston County, SC was 100538.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Charleston County, SC reached a record high of 107050.00000 in January of 2018 and a record low of 100538.00000 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, Black or African American Alone (5-year estimate) in Charleston County, SC - last updated from the United States Federal Reserve on May of 2024.