Income Inequality in Davison County, SD was 13.37540 Ratio in January of 2022, according to the United States Federal Reserve. Historically, Income Inequality in Davison County, SD reached a record high of 13.80327 in January of 2020 and a record low of 9.75245 in January of 2012. Trading Economics provides the current actual value, an historical data chart and related indicators for Income Inequality in Davison County, SD - last updated from the United States Federal Reserve on May of 2024.