White to Non-White Racial Dissimilarity (5-year estimate) Index for Lamar County, MS was 35.75% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Lamar County, MS reached a record high of 41.91 in January of 2014 and a record low of 32.22 in January of 2021. 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 Lamar County, MS - last updated from the United States Federal Reserve on May of 2024.