Income Inequality in Allen County, IN was 12.47376 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Allen County, IN reached a record high of 13.24622 in January of 2015 and a record low of 11.31247 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Allen County, IN - last updated from the United States Federal Reserve on May of 2024.