Income Inequality in Union County, IN was 8.32035 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Union County, IN reached a record high of 9.43541 in January of 2013 and a record low of 7.45777 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Union County, IN - last updated from the United States Federal Reserve on May of 2024.