Story perspectives

US Traffic Deaths Hit 40,901 in 2023, Mississippi Leads Rates

4/1/2026

Summary

Story summary

In 2023, the United States recorded 40,901 traffic fatalities, per the National Highway Traffic Safety Administration (NHTSA).
Mississippi posted the highest rate at 1.79 deaths per 100 million vehicle miles traveled, with Arizona at 1.73 and South Carolina at 1.72.
Alcohol impairment and speeding account for nearly 60% of fatalities.
Massachusetts had the lowest rate at 0.56 deaths per 100 million vehicle miles traveled.
Despite overall improvement, state disparities persist.

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Story summary

In 2023, the United States recorded 40,901 traffic fatalities, per the National Highway Traffic Safety Administration (NHTSA).
Mississippi posted the highest rate at 1.79 deaths per 100 million vehicle miles traveled, with Arizona at 1.73 and South Carolina at 1.72.
Alcohol impairment and speeding account for nearly 60% of fatalities.
Massachusetts had the lowest rate at 0.56 deaths per 100 million vehicle miles traveled.
Despite overall improvement, state disparities persist.