White to Non-White Racial Dissimilarity (5-year estimate) Index for Cape May County, NJ was 45.75% in January of 2022, according to the United States Federal Reserve. Historically, White to Non-White Racial Dissimilarity (5-year estimate) Index for Cape May County, NJ reached a record high of 45.75 in January of 2022 and a record low of 38.41 in January of 2016. 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 Cape May County, NJ - last updated from the United States Federal Reserve on May of 2024.