White to Non-White Racial Dissimilarity (5-year estimate) Index for Hunterdon County, NJ was 26.36% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Hunterdon County, NJ reached a record high of 32.36 in January of 2016 and a record low of 26.36 in January of 2022. 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 Hunterdon County, NJ - last updated from the United States Federal Reserve on May of 2024.