White to Non-White Racial Dissimilarity (5-year estimate) Index for Windham County, VT was 23.36% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Windham County, VT reached a record high of 33.82 in January of 2009 and a record low of 21.00 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 Windham County, VT - last updated from the United States Federal Reserve on May of 2024.