Income Inequality in Washington County, KY was 13.68055 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Washington County, KY reached a record high of 13.68055 in January of 2022 and a record low of 10.08966 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Washington County, KY - last updated from the United States Federal Reserve on May of 2024.