Income Inequality in Champaign County, IL was 25.47181 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Champaign County, IL reached a record high of 29.37774 in January of 2018 and a record low of 18.82524 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Champaign County, IL - last updated from the United States Federal Reserve on May of 2024.