White to Non-White Racial Dissimilarity (5-year estimate) Index for Abbeville County, SC was 38.58% in January of 2024, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Abbeville County, SC reached a record high of 38.58 in January of 2024 and a record low of 25.05 in January of 2016. 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 Abbeville County, SC - last updated from the United States Federal Reserve on April of 2026.