Mean Commuting Time for Workers (5-year estimate) in Gregory County, SD was 16.59611 Minutes in January of 2022, according to the United States Federal Reserve. Historically, Mean Commuting Time for Workers (5-year estimate) in Gregory County, SD reached a record high of 16.59611 in January of 2022 and a record low of 13.83886 in January of 2018. Trading Economics provides the current actual value, an historical data chart and related indicators for Mean Commuting Time for Workers (5-year estimate) in Gregory County, SD - last updated from the United States Federal Reserve on May of 2024.