As of May 2019, 19 states and the District of Columbia have universal helmet laws, and 28 States have laws covering some riders (generally younger riders). Three states – Illinois, Iowa, and New Hampshire – have no helmet requirements.
Use the interactive map to explore state motorcycle death trends by helmet use. State color indicates the percent of unhelmeted deaths. By scrolling through the years, using the filter at the top of the map, you can see that the state colors shift towards red, indicating a higher percentage of unhelmeted deaths. Click on a state to view the proportion of motorcycle deaths by helmet use for a particular year.
- Data Table
Source: Fatality data is an output of NSC analysis of NHTSA FARS data, and helmet law data was retrieved from the Insurance Institute for Highway Safety.