Age-Adjusted Premature Death Rate for King County, WA was 251.80000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Age-Adjusted Premature Death Rate for King County, WA reached a record high of 329.00000 in January of 1999 and a record low of 230.60000 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 King County, WA - last updated from the United States Federal Reserve on May of 2024.