Income Inequality in Calhoun County, IL was 11.70892 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Calhoun County, IL reached a record high of 13.43999 in January of 2018 and a record low of 10.57770 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Calhoun County, IL - last updated from the United States Federal Reserve on June of 2024.