White to Non-White Racial Dissimilarity (5-year estimate) Index for Tarrant County, TX was 41.00% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Tarrant County, TX reached a record high of 45.09 in January of 2011 and a record low of 41.00 in January of 2022. 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 Tarrant County, TX - last updated from the United States Federal Reserve on May of 2024.