White to Non-White Racial Dissimilarity (5-year estimate) Index for Madison County, AL was 42.24% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Madison County, AL reached a record high of 48.95 in January of 2010 and a record low of 42.20 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 Madison County, AL - last updated from the United States Federal Reserve on May of 2024.