White to Non-White Racial Dissimilarity (5-year estimate) Index for Fannin County, TX was 28.60% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Fannin County, TX reached a record high of 34.29 in January of 2009 and a record low of 27.80 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 Fannin County, TX - last updated from the United States Federal Reserve on May of 2024.