Income Inequality in Union County, NJ was 16.19138 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Union County, NJ reached a record high of 18.01864 in January of 2017 and a record low of 15.89619 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Union County, NJ - last updated from the United States Federal Reserve on May of 2024.