White to Non-White Racial Dissimilarity (5-year estimate) Index for McDowell County, WV was 47.89% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for McDowell County, WV reached a record high of 64.93 in January of 2019 and a record low of 47.89 in January of 2022. 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 McDowell County, WV - last updated from the United States Federal Reserve on May of 2024.