White to Non-White Racial Dissimilarity (5-year estimate) Index for Simpson County, KY was 22.71% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Simpson County, KY reached a record high of 24.49 in January of 2021 and a record low of 14.32 in January of 2019. 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 Simpson County, KY - last updated from the United States Federal Reserve on May of 2024.