White to Non-White Racial Dissimilarity (5-year estimate) Index for Oswego County, NY was 38.86% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Oswego County, NY reached a record high of 42.09 in January of 2009 and a record low of 35.46 in January of 2016. 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 Oswego County, NY - last updated from the United States Federal Reserve on May of 2024.