White to Non-White Racial Dissimilarity (5-year estimate) Index for Adair County, OK was 11.44% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Adair County, OK reached a record high of 36.97 in January of 2014 and a record low of 11.44 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 Adair County, OK - last updated from the United States Federal Reserve on May of 2024.