Premature Death Rate for Brookings County, SD was 307.90000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Premature Death Rate for Brookings County, SD reached a record high of 307.90000 in January of 2020 and a record low of 172.50000 in January of 2005. Trading Economics provides the current actual value, an historical data chart and related indicators for Premature Death Rate for Brookings County, SD - last updated from the United States Federal Reserve on May of 2024.