White to Non-White Racial Dissimilarity (5-year estimate) Index for Hamilton County, NY was 29.39% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Hamilton County, NY reached a record high of 38.39 in January of 2009 and a record low of 9.74 in January of 2010. 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 Hamilton County, NY - last updated from the United States Federal Reserve on May of 2024.