White to Non-White Racial Dissimilarity (5-year estimate) Index for Tuscaloosa County, AL was 48.98% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Tuscaloosa County, AL reached a record high of 52.35 in January of 2009 and a record low of 48.41 in January of 2015. 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 Tuscaloosa County, AL - last updated from the United States Federal Reserve on May of 2024.