Net County-to-County Migration Flow (5-year estimate) for Charleston County, SC was -1704.00000 Persons in January of 2020, according to the United States Federal Reserve. Historically, Net County-to-County Migration Flow (5-year estimate) for Charleston County, SC reached a record high of 4318.00000 in January of 2015 and a record low of -2111.00000 in January of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Net County-to-County Migration Flow (5-year estimate) for Charleston County, SC - last updated from the United States Federal Reserve on May of 2024.