Age-Adjusted Premature Death Rate for Jefferson County, CO was 302.20000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Age-Adjusted Premature Death Rate for Jefferson County, CO reached a record high of 302.20000 in January of 2003 and a record low of 252.10000 in January of 2018. Trading Economics provides the current actual value, an historical data chart and related indicators for Age-Adjusted Premature Death Rate for Jefferson County, CO - last updated from the United States Federal Reserve on May of 2024.