White to Non-White Racial Dissimilarity (5-year estimate) Index for Weston County, WY was 11.49% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Weston County, WY reached a record high of 28.43 in January of 2019 and a record low of 2.15 in January of 2009. 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 Weston County, WY - last updated from the United States Federal Reserve on May of 2024.