Percent of Population Below the Poverty Level (5-year estimate) in Roberts County, SD was 20.80% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Roberts County, SD reached a record high of 21.30 in January of 2014 and a record low of 18.80 in January of 2017. 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 Roberts County, SD - last updated from the United States Federal Reserve on May of 2024.