White to Non-White Racial Dissimilarity (5-year estimate) Index for Buffalo County, NE was 25.46% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Buffalo County, NE reached a record high of 35.79 in January of 2009 and a record low of 23.81 in January of 2017. 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 Buffalo County, NE - last updated from the United States Federal Reserve on May of 2024.