White to Non-White Racial Dissimilarity (5-year estimate) Index for Gulf County, FL was 42.16% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Gulf County, FL reached a record high of 42.16 in January of 2022 and a record low of 16.52 in January of 2016. 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 Gulf County, FL - last updated from the United States Federal Reserve on May of 2024.