Premature Death Rate for Polk County, IA was 451.10000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Premature Death Rate for Polk County, IA reached a record high of 451.10000 in January of 2020 and a record low of 317.80000 in January of 2006. Trading Economics provides the current actual value, an historical data chart and related indicators for Premature Death Rate for Polk County, IA - last updated from the United States Federal Reserve on May of 2024.