Income Inequality in Cumberland County, TN was 11.91444 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Cumberland County, TN reached a record high of 12.56546 in January of 2010 and a record low of 11.05669 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Cumberland County, TN - last updated from the United States Federal Reserve on May of 2024.