Premature Death Rate for St. Charles County, MO was 409.10000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Premature Death Rate for St. Charles County, MO reached a record high of 409.10000 in January of 2020 and a record low of 261.60000 in January of 2001. Trading Economics provides the current actual value, an historical data chart and related indicators for Premature Death Rate for St. Charles County, MO - last updated from the United States Federal Reserve on May of 2024.