South Dakota Truck Accident Statistics (2026)
South Dakota recorded an estimated 20 large-truck crash fatalities in recent FARS/FMCSA data, ranking #42 of 51 US jurisdictions. The state's busiest freight corridors — I-90 and I-29 — see disproportionately high truck crash rates.
South Dakota large-truck crash data
| Estimated annual large-truck fatalities | ~20 |
|---|---|
| National fatality rank | #42 of 51 |
| Highest-risk corridors | I-90, I-29, I-229 |
Where crashes concentrate in South Dakota
Truck traffic — and truck crashes — concentrate along South Dakota's major freight corridors, including I-90, I-29, I-229, and near its largest metro areas: Sioux Falls, Rapid City, Aberdeen.
Related resources
Injured in a South Dakota truck accident?
Answer a few quick questions and find out if you may qualify for compensation. No fee unless you win.
Frequently Asked Questions
How many truck accident fatalities occur in South Dakota each year?+
Recent FARS/FMCSA data suggests approximately 20 large-truck crash fatalities annually in South Dakota, though figures vary year to year.
What highways in South Dakota have the most truck accidents?+
I-90, I-29, I-229 carry the heaviest commercial truck traffic in the state and see a correspondingly higher concentration of truck crashes.