White to Non-White Racial Dissimilarity (5-year estimate) Index for Itawamba County, MS was 44.11% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Itawamba County, MS reached a record high of 48.13 in January of 2009 and a record low of 31.40 in January of 2014. 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 Itawamba County, MS - last updated from the United States Federal Reserve on May of 2024.