Age-Adjusted Premature Death Rate for Boone County, IL was 335.60000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Age-Adjusted Premature Death Rate for Boone County, IL reached a record high of 350.70000 in January of 2018 and a record low of 256.40000 in January of 2019. Trading Economics provides the current actual value, an historical data chart and related indicators for Age-Adjusted Premature Death Rate for Boone County, IL - last updated from the United States Federal Reserve on May of 2024.