Income Inequality in Union County, KY was 13.01254 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Union County, KY reached a record high of 13.01254 in January of 2022 and a record low of 9.21807 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Union County, KY - last updated from the United States Federal Reserve on June of 2024.