QuickStats: Age-Adjusted Rates of Death Involving Exposure to Excessive Heat Among States with the Highest Numbers of Deaths — National Vital Statistics System, United States, 2021

The 2021 age-adjusted heat-related death rate for the United States was 0.4 deaths per 100,000 population.

A total of 1,600 deaths were reported, and nine states accounted for >75% (1,226) of those deaths. Arizona recorded 426 deaths and had the highest rate (5.2 per 100,000), followed by Nevada (4.6), Oregon (2.4), Washington (1.9), and Louisiana (0.7).

Rates for the remaining states ranged from 0.1 (Florida) to 0.3 (California and Texas).

Source: National Center for Health Statistics, National Vital Statistics System, Multiple Cause of Death File, 2021. https://www.cdc.gov/nchs/nvss/deaths.htm