White to Non-White Racial Dissimilarity (5-year estimate) Index for Jackson County, IL was 40.65% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Jackson County, IL reached a record high of 42.61 in January of 2014 and a record low of 35.11 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 Jackson County, IL - last updated from the United States Federal Reserve on May of 2024.