Cass County, ND truck route planning & crash data
Plan safer truck routes in Cass County: commercial truck and garbage truck crashes, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
15 of 914 truck crashes since 2015.
Deadliest roads
How Cass County compares with North Dakota
Cass County against North Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Cass County stands out
Full comparison
| Measure (2015–2025) | Cass County | North Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 38.9 | 73.9 | 49.7 | 47% below the state |
| Deaths per 100 crashes | 3.3 | 4.1 | 3.4 | 20% below the state |
| Injuries per crash | 0.25 | 0.33 | 0.49 | 24% below the state |
| Garbage-truck share | 1.8% | 0.9% | 2.3% | 1.9× the state |
| On snow, slush or ice | 38.5% | 34.4% | 6.2% | 1.1× the state |
| Morning rush (6–10 am) | 22.0% | 22.7% | 23.7% | same |
| In rain, sleet or snow | 19.4% | 16.2% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 52.5% | 47.2% | 41.9% | 1.1× the state |
| After dark | 22.7% | 24.7% | 24.8% | 8% below the state |
Cass County sits below North Dakota on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. Where it is higher: garbage-truck share, on snow, slush or ice and in rain, sleet or snow.
The headline for Cass County: 1 in 57 garbage-truck share of crashes is 1.8%, against 0.9% for North Dakota.
Overview
Since 2015, 914 crashes involving commercial trucks have been reported in Cass County. They injured 234 people and killed 29.
In complete reporting years that works out to about one truck crash every 5 days.
When crashes happen
January has the most truck crashes, 12.6% of the yearly total, while May has the fewest (5.3%).
November through March accounts for 52.5% of truck crashes here, compared with 47.2% in North Dakota.
The busiest hour is 4–5 pm, with 8.5% of truck crashes.
Snow, slush or ice was on the road in 38.5% of truck crashes, compared with 34.4% in North Dakota.
Where crashes happen
The deadliest road for trucks in Cass County is I-94, with 6 fatal large-truck crashes since 2015. Next come I-29 (2), 12th Ave N (1) and 45th St N (1).
Garbage & waste trucks
15 crashes involved a garbage or refuse truck, a 1.6% share (North Dakota: 0.9%).
Route planning tips for Cass County fleets
- Build extra time into January routes: it has the most truck crashes here.
- Where you can, review stops along I-94; it has the most fatal large-truck crashes nearby.
- With 38.5% of truck crashes on snow, slush or ice (above North Dakota), plan winter equipment checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Cass County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Cass County) |
|---|---|
| I-94 | 6 |
| I-29 | 2 |
| 12th Ave N | 1 |
| 45th St N | 1 |
| 45th St S | 1 |
| CR-139TH Ave Se | 1 |
| CR-158TH Ave Se | 1 |
| CR-17 | 1 |
| CR-38 | 1 |
| CR-38TH St W | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Cass County) |
|---|---|
| I-29 | 21 |
| I-94 | 17 |
| 32Nd Ave Sw | 11 |
| 45Th St | 10 |
| 12Th Ave | 8 |
| 7Th Ave | 7 |
| SR-18 | 6 |
| SR-294 | 5 |
Cass County at a glance
| Population | 200,945 |
| Land area | 1,764.9 sq mi |
| Density | 114 per sq mi |
| Median household income (ZIP average) | $79,070 |
Waste facilities and haulers nearby
Historical data: truck crashes in Cass County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | 31 | — | 0.7 |
| 2000s | 17 | -45% | 0.7 |
| 2010s | 63 | +269% | 1.5 |
| 2020s | 86 | +35% | 1.8 |
Reported truck crashes averaged 31 a year in the 1990s and 86 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 1.8 a year in 2016–19 and 1.8 a year in 2020–24.
Cities, towns & communities in Cass County
ZIP codes in Cass County
Nearby counties
Questions fleets ask about Cass County
How common are truck crashes in Cass County?
Cass County has had 914 reported truck crashes since 2015, injuring 234 people and killing 29.
What is the most dangerous road for trucks in Cass County?
Since 2015, I-94 has had the most fatal large-truck crashes in Cass County: 6.
What is the worst month for truck crashes in Cass County?
Truck crashes in Cass County peak in January, with 12.6% of the year's crashes.
Are garbage truck crashes common in Cass County?
Since 2015, Cass County has reported 15 garbage-truck crashes, or 1.6% of its truck crashes.
How do truck crashes in Cass County compare with North Dakota?
Cass County records 38.9 truck crashes per 100,000 residents a year, against 73.9 across North Dakota.
How can I plan a safer truck route in Cass County?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.