Percent of Population Below the Poverty Level (5-year estimate) in Corson County, SD was 43.40% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Corson County, SD reached a record high of 47.90 in January of 2017 and a record low of 41.00 in January of 2020. Trading Economics provides the current actual value, an historical data chart and related indicators for Percent of Population Below the Poverty Level (5-year estimate) in Corson County, SD - last updated from the United States Federal Reserve on May of 2024.