Estimated Percent of People Age 0-17 in Poverty for Sully County, SD was 7.10% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of People Age 0-17 in Poverty for Sully County, SD reached a record high of 14.10 in January of 1998 and a record low of 5.70 in January of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimated Percent of People Age 0-17 in Poverty for Sully County, SD - last updated from the United States Federal Reserve on May of 2024.