Income Inequality in Jefferson County, KS was 10.12611 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Jefferson County, KS reached a record high of 10.12611 in January of 2022 and a record low of 7.28405 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Jefferson County, KS - last updated from the United States Federal Reserve on May of 2024.