White to Non-White Racial Dissimilarity (5-year estimate) Index for Collier County, FL was 51.26% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Collier County, FL reached a record high of 51.83 in January of 2020 and a record low of 45.95 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 Collier County, FL - last updated from the United States Federal Reserve on May of 2024.