Income Inequality in Deuel County, SD was 9.21636 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Deuel County, SD reached a record high of 10.73159 in January of 2015 and a record low of 8.02010 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Deuel County, SD - last updated from the United States Federal Reserve on May of 2024.