White to Non-White Racial Dissimilarity (5-year estimate) Index for Washington County, KY was 59.54% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Washington County, KY reached a record high of 59.54 in January of 2022 and a record low of 19.57 in January of 2014. 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 Washington County, KY - last updated from the United States Federal Reserve on May of 2024.