Resident Population in Jackson County, SD was 2.77600 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Jackson County, SD reached a record high of 3.50000 in January of 1976 and a record low of 2.65700 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Jackson County, SD - last updated from the United States Federal Reserve on May of 2024.