White to Non-White Racial Dissimilarity (5-year estimate) Index for Clarendon County, SC was 30.13% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Clarendon County, SC reached a record high of 35.01 in January of 2017 and a record low of 26.06 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for White to Non-White Racial Dissimilarity (5-year estimate) Index for Clarendon County, SC - last updated from the United States Federal Reserve on May of 2024.