White to Non-White Racial Dissimilarity (5-year estimate) Index for Allamakee County, IA was 70.17% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Allamakee County, IA reached a record high of 72.88 in January of 2018 and a record low of 51.09 in January of 2009. 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 Allamakee County, IA - last updated from the United States Federal Reserve on May of 2024.