White to Non-White Racial Dissimilarity (5-year estimate) Index for Pratt County, KS was 11.22% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Pratt County, KS reached a record high of 44.39 in January of 2010 and a record low of 11.22 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 Pratt County, KS - last updated from the United States Federal Reserve on May of 2024.