Income Inequality in Sussex County, NJ was 11.12997 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Sussex County, NJ reached a record high of 11.12997 in January of 2022 and a record low of 9.38419 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Sussex County, NJ - last updated from the United States Federal Reserve on May of 2024.