White to Non-White Racial Dissimilarity (5-year estimate) Index for Glenn County, CA was 23.96% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Glenn County, CA reached a record high of 30.05 in January of 2020 and a record low of 19.67 in January of 2019. 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 Glenn County, CA - last updated from the United States Federal Reserve on May of 2024.