White to Non-White Racial Dissimilarity (5-year estimate) Index for Seward County, NE was 19.75% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Seward County, NE reached a record high of 25.89 in January of 2018 and a record low of 9.38 in January of 2017. 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 Seward County, NE - last updated from the United States Federal Reserve on May of 2024.