Income Inequality in Jo Daviess County, IL was 10.50958 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Jo Daviess County, IL reached a record high of 11.97205 in January of 2013 and a record low of 10.01459 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Jo Daviess County, IL - last updated from the United States Federal Reserve on May of 2024.