Income Inequality in Coal County, OK was 13.85558 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Coal County, OK reached a record high of 16.67947 in January of 2018 and a record low of 10.78688 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Coal County, OK - last updated from the United States Federal Reserve on May of 2024.