Premature Death Rate for St. Clair County, MI was 644.90000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Premature Death Rate for St. Clair County, MI reached a record high of 644.90000 in January of 2020 and a record low of 375.90000 in January of 2006. Trading Economics provides the current actual value, an historical data chart and related indicators for Premature Death Rate for St. Clair County, MI - last updated from the United States Federal Reserve on May of 2024.