Income Inequality in Grant County, IN was 12.48460 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Grant County, IN reached a record high of 12.63743 in January of 2021 and a record low of 10.18653 in January of 2017. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Grant County, IN - last updated from the United States Federal Reserve on May of 2024.