Income Inequality in Marion County, KY was 11.90823 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Marion County, KY reached a record high of 14.52998 in January of 2017 and a record low of 11.90823 in January of 2022. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Marion County, KY - last updated from the United States Federal Reserve on May of 2024.