Income Inequality in Tillman County, OK was 11.44709 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Tillman County, OK reached a record high of 13.81665 in January of 2017 and a record low of 8.90751 in January of 2011. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Tillman County, OK - last updated from the United States Federal Reserve on June of 2024.