Income Inequality in Gallatin County, IL was 27.66333 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Gallatin County, IL reached a record high of 27.66333 in January of 2022 and a record low of 10.26624 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Gallatin County, IL - last updated from the United States Federal Reserve on May of 2024.