Estimate, Median Age by Sex, Total Population (5-year estimate) in Todd County, SD was 25.10000 Years of Age in January of 2022, according to the United States Federal Reserve. Historically, Estimate, Median Age by Sex, Total Population (5-year estimate) in Todd County, SD reached a record high of 25.10000 in January of 2022 and a record low of 22.70000 in January of 2011. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimate, Median Age by Sex, Total Population (5-year estimate) in Todd County, SD - last updated from the United States Federal Reserve on May of 2024.