Big Horn County, MT truck route planning & crash data
Plan safer truck routes in Big Horn 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
1 of 264 truck crashes since 2015.
Deadliest roads
How Big Horn County compares with Montana
Big Horn County against Montana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Big Horn County stands out
Full comparison
| Measure (2015–2025) | Big Horn County | Montana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 183.3 | 64.3 | 49.7 | 2.9× the state |
| Deaths per 100 crashes | 17.8 | 3.8 | 3.4 | 4.7× the state |
| Injuries per crash | 0.41 | 0.34 | 0.49 | 1.2× the state |
| Garbage-truck share | 0.4% | 0.9% | 2.3% | 58% below the state |
| On snow, slush or ice | 40.7% | 39.4% | 6.2% | same |
| Morning rush (6–10 am) | 20.9% | 22.9% | 23.7% | 8% below the state |
| In rain, sleet or snow | 21.7% | 20.6% | 13.8% | same |
| Winter months (Nov–Mar) | 57.0% | 54.3% | 41.9% | same |
| After dark | 39.9% | 30.8% | 24.8% | 1.3× the state |
Big Horn County sits below Montana on garbage-truck share and morning rush (6–10 am). It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
Big Horn County at a glance: 17.8 deaths per 100 truck crashes, vs 3.8 in Montana.
Overview
Big Horn County has recorded 264 truck crashes since 2015, with 108 people injured and 47 killed.
In complete reporting years that works out to about one truck crash every 16 days.
When crashes happen
Truck crashes peak in February (18.2% of the year) and are lowest in May (4.2%).
The five winter months (November to March) hold 57.0% of truck crashes, against 54.3% across Montana.
More truck crashes happen at 9–10 am than at any other hour (8.7%).
40.7% of truck crashes here happened on snow, slush or ice, against 39.4% across Montana.
Where crashes happen
I-90 leads in Big Horn County with 7 fatal crashes involving a large truck since 2015. Next come US-212 (6), SR-451 (2) and I- 90 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 1 crash, 0.4% of the total, against 0.9% across Montana.
Route planning tips for Big Horn County fleets
- Review driver schedules for February, the month with the most truck crashes.
- Where you can, review stops along I-90; it has the most fatal large-truck crashes nearby.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Big Horn County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Big Horn County) |
|---|---|
| I-90 | 7 |
| US-212 | 6 |
| SR-451 | 2 |
| I- 90 | 1 |
| I-90Eb | 1 |
| N Crawford Ave | 1 |
| SR-313 | 1 |
| Sr-Highway 47 | 1 |
| Sr-Hwy451 | 1 |
| Ssr-384 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Big Horn County) |
|---|---|
| Mile 38.2 Us Hwy 212 | 1 |
| Mile 544 I-90 | 1 |
| Mm1.8 Us Highway 212 | 1 |
| Mm34.6 Us 212 | 1 |
| Mm503.7 I90E | 1 |
| Mm534.6 I-90E | 1 |
| Mm545.1 I90W | 1 |
| Warren Loop/Mountain Crow Road | 1 |
Big Horn County at a glance
| Population | 12,796 |
| Land area | 4,997.8 sq mi |
| Density | 3 per sq mi |
| Median household income (ZIP average) | $58,287 |
Waste facilities and haulers nearby
Historical data: truck crashes in Big Horn 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 | — | — | 0.4 |
| 2000s | 16 | — | 0.7 |
| 2010s | 17 | +10% | 0.9 |
| 2020s | 26 | +52% | 3.4 |
In the 2000s about 16 truck crashes a year were reported; in the 2020s, about 26. Reporting coverage also changed between these periods. NHTSA counts 1.2 fatal large-truck crashes a year in 2016–19 and 3.4 a year in 2020–24.
Cities, towns & communities in Big Horn County
ZIP codes in Big Horn County
Nearby counties
Questions fleets ask about Big Horn County
How many truck accidents are there in Big Horn County?
264 truck crashes have been reported in Big Horn County since 2015, with 47 deaths and 108 injuries.
What is the most dangerous road for trucks in Big Horn County?
I-90 had 7 fatal crashes involving a large truck in Big Horn County since 2015, more than any other road.
What is the worst month for truck crashes in Big Horn County?
Truck crashes in Big Horn County peak in February, with 18.2% of the year's crashes.
How many garbage truck crashes are there in Big Horn County?
Since 2015, Big Horn County has reported 1 garbage-truck crash, or 0.4% of its truck crashes.
How do truck crashes in Big Horn County compare with Montana?
Big Horn County records 183.3 truck crashes per 100,000 residents a year, against 64.3 across Montana.
How do I plan a garbage truck route in Big Horn 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.