White to Non-White Racial Dissimilarity (5-year estimate) Index for Allegan County, MI was 36.98% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Allegan County, MI reached a record high of 46.74 in January of 2017 and a record low of 36.98 in January of 2022. 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 Allegan County, MI - last updated from the United States Federal Reserve on May of 2024.