White to Non-White Racial Dissimilarity (5-year estimate) Index for Seminole County, FL was 24.08% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Seminole County, FL reached a record high of 25.26 in January of 2010 and a record low of 21.38 in January of 2019. 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 Seminole County, FL - last updated from the United States Federal Reserve on May of 2024.