Income Inequality in Decatur County, KS was 9.94811 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Decatur County, KS reached a record high of 14.42874 in January of 2015 and a record low of 7.26076 in January of 2011. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Decatur County, KS - last updated from the United States Federal Reserve on May of 2024.