Quick answer
According to crimebycity.com's analysis of NHTSA data, Montana recorded 1,081 traffic deaths in 987 fatal crashes from 2020 to 2024 — 19.3 per 100,000 residents per year, ranking #6 of 50 states (most dangerous first); the US average is 12.3.
Traffic Deaths 2020–2024
Deaths per 100K per Year
State Rank
Montana Traffic Deaths by Year
The Most Dangerous Montana Cities to Drive In
All 6 ranked Montana cities by Road Danger Score (5-year traffic deaths per 100,000 residents, most dangerous first).
Frequently Asked Questions
How many car accidents happen in Montana?
NHTSA's Fatality Analysis Reporting System recorded 987 fatal car accidents in Montana from 2020 to 2024, killing 1,081 people — an average of 216 traffic deaths per year.
How dangerous are Montana roads compared to other states?
Montana averages 19.3 traffic deaths per 100,000 residents per year, ranking #6 of 50 states (most dangerous first). The US average is 12.3 per 100,000.
What causes fatal car accidents in Montana?
Of Montana's fatal crashes in 2020–2024, 44% involved a drinking driver, 37% involved speeding, and 42% happened in dark conditions.
Which Montana city is the most dangerous to drive in?
Among ranked Montana cities, Billings has the highest Road Danger Score (61/100) at 9.5 traffic deaths per 100,000 residents per year.