White to Non-White Racial Dissimilarity (5-year estimate) Index for Des Moines County, IA was 28.78% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Des Moines County, IA reached a record high of 41.44 in January of 2017 and a record low of 28.59 in January of 2013. 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 Des Moines County, IA - last updated from the United States Federal Reserve on May of 2024.