Age-Adjusted Premature Death Rate for Jefferson County, KY was 554.60000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Age-Adjusted Premature Death Rate for Jefferson County, KY reached a record high of 554.60000 in January of 2020 and a record low of 410.60000 in January of 2013. Trading Economics provides the current actual value, an historical data chart and related indicators for Age-Adjusted Premature Death Rate for Jefferson County, KY - last updated from the United States Federal Reserve on May of 2024.