White to Non-White Racial Dissimilarity (5-year estimate) Index for Nicholas County, KY was 27.47% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Nicholas County, KY reached a record high of 27.47 in January of 2022 and a record low of 5.92 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 Nicholas County, KY - last updated from the United States Federal Reserve on May of 2024.