Housing Inventory: Active Listing Count in Charleston County, SC was 1829.00000 Level in February of 2026, according to the United States Federal Reserve. Historically, Housing Inventory: Active Listing Count in Charleston County, SC reached a record high of 3574.00000 in June of 2019 and a record low of 470.00000 in February of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Housing Inventory: Active Listing Count in Charleston County, SC - last updated from the United States Federal Reserve on April of 2026.