Resident Population in Turner County, SD was 9.02700 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Turner County, SD reached a record high of 9.87200 in January of 1970 and a record low of 8.13300 in January of 2015. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Turner County, SD - last updated from the United States Federal Reserve on May of 2024.