Income Inequality in Delta County, CO was 14.14037 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Delta County, CO reached a record high of 15.74006 in January of 2019 and a record low of 10.57984 in January of 2010. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Delta County, CO - last updated from the United States Federal Reserve on May of 2024.