White to Non-White Racial Dissimilarity (5-year estimate) Index for Cotton County, OK was 22.98% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Cotton County, OK reached a record high of 22.98 in January of 2022 and a record low of 0.93 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 Cotton County, OK - last updated from the United States Federal Reserve on May of 2024.