White to Non-White Racial Dissimilarity (5-year estimate) Index for Powell County, KY was 36.23% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Powell County, KY reached a record high of 45.58 in January of 2020 and a record low of 2.74 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 Powell County, KY - last updated from the United States Federal Reserve on May of 2024.