Per Capita Personal Income in Dewey County, SD was 54444.00000 $ in January of 2022, according to the United States Federal Reserve. Historically, Per Capita Personal Income in Dewey County, SD reached a record high of 54997.00000 in January of 2021 and a record low of 2439.00000 in January of 1969. Trading Economics provides the current actual value, an historical data chart and related indicators for Per Capita Personal Income in Dewey County, SD - last updated from the United States Federal Reserve on May of 2024.