White to Non-White Racial Dissimilarity (5-year estimate) Index for Lonoke County, AR was 28.58% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Lonoke County, AR reached a record high of 43.15 in January of 2014 and a record low of 28.21 in January of 2020. 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 Lonoke County, AR - last updated from the United States Federal Reserve on May of 2024.