Premature Death Rate for Mariposa County, CA was 650.00000 Rate per 100,000 in January of 2020, according to the United States Federal Reserve. Historically, Premature Death Rate for Mariposa County, CA reached a record high of 650.00000 in January of 2020 and a record low of 422.70000 in January of 2003. Trading Economics provides the current actual value, an historical data chart and related indicators for Premature Death Rate for Mariposa County, CA - last updated from the United States Federal Reserve on June of 2024.