White to Non-White Racial Dissimilarity (5-year estimate) Index for Washoe County, NV was 34.90% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Washoe County, NV reached a record high of 35.50 in January of 2021 and a record low of 31.25 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 Washoe County, NV - last updated from the United States Federal Reserve on May of 2024.