White to Non-White Racial Dissimilarity (5-year estimate) Index for Graham County, KS was 10.14% in January of 2019, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Graham County, KS reached a record high of 28.96 in January of 2015 and a record low of 1.76 in January of 2018. 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 Graham County, KS - last updated from the United States Federal Reserve on May of 2024.