Unemployment Rate in Richland County, SC was 3.60% in February of 2024, according to the United States Federal Reserve. Historically, Unemployment Rate in Richland County, SC reached a record high of 10.30 in August of 2009 and a record low of 1.60 in April of 1998. Trading Economics provides the current actual value, an historical data chart and related indicators for Unemployment Rate in Richland County, SC - last updated from the United States Federal Reserve on May of 2024.