Wyoming truck route planning & crash data
Plan safer truck routes in Wyoming: 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
2.1 deaths per 100 garbage-truck crashes vs 4.5 for all trucks.
Deadliest roads
How Wyoming compares with United States
Wyoming against United States, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Wyoming stands out
Full comparison
| Measure (2015–2025) | Wyoming | United States | vs US |
|---|---|---|---|
| Crashes per 100k residents / yr | 187.2 | 49.7 | 3.8× the US |
| Deaths per 100 crashes | 4.5 | 3.4 | 1.3× the US |
| Injuries per crash | 0.43 | 0.49 | 12% below the US |
| Garbage-truck share | 0.4% | 2.3% | 83% below the US |
| On snow, slush or ice | 45.1% | 6.2% | 7.3× the US |
| Morning rush (6–10 am) | 23.4% | 23.7% | same |
| In rain, sleet or snow | 25.0% | 13.8% | 1.8× the US |
| Winter months (Nov–Mar) | 59.3% | 41.9% | 1.4× the US |
| After dark | 32.8% | 24.8% | 1.3× the US |
Wyoming has lower values than the US for injuries per crash and garbage-truck share. It runs above the US on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
Wyoming at a glance: 45.1% on snowy, slushy or icy roads, against 6.2% across the US.
Overview
Since 2015, 12,869 crashes involving commercial trucks have been reported in Wyoming. They injured 5,600 people and killed 592.
In complete reporting years that works out to about 3 truck crashes a day.
When crashes happen
January has the most truck crashes, 12.8% of the yearly total, while May has the fewest (4.4%).
November through March accounts for 59.3% of truck crashes here, compared with 41.9% in the US.
The busiest hour is 8–9 am, with 6.8% of truck crashes.
45.1% of truck crashes here happened on snow, slush or ice, against 6.2% across the US.
Where crashes happen
I-80 leads in Wyoming with 88 fatal crashes involving a large truck since 2015. Next come I-25 (15), US-287 (12) and SR-59 (11).
Garbage & waste trucks
49 crashes involved a garbage or refuse truck, a 0.4% share (the US: 2.3%).
Garbage-truck crashes peak in December (16% of them).
Per 100 crashes, garbage trucks recorded 2.1 deaths compared with 4.5 for all trucks.
Route planning tips for Wyoming fleets
- Build extra time into January routes: it has the most truck crashes here.
- Where you can, review stops along I-80; it has the most fatal large-truck crashes nearby.
- Waste haulers: December is the peak month for garbage-truck crashes in Wyoming.
- 45.1% of truck crashes were on snow, slush or ice, above the US; plan winter equipment checks before the season.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Wyoming
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Wyoming) |
|---|---|
| I-80 | 88 |
| I-25 | 15 |
| US-287 | 12 |
| SR-59 | 11 |
| US-85 | 10 |
| US-30 | 8 |
| I-90 | 7 |
| SR-220 | 7 |
| US-20 | 6 |
| US-26 | 6 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Wyoming) |
|---|---|
| I-80 Mp 342 | 40 |
| I-80 Mp 184.41 | 39 |
| I-80 Mp 266.28 | 30 |
| I-80 Mp 331.56 | 18 |
| I-80 Mp 305.99 | 18 |
| I-80 Mp 292.19 | 17 |
| I-80 Mp 292.35 | 15 |
| I-80 Mp 267 | 14 |
Wyoming at a glance
| Population | 587,618 |
| Land area | 97,088.6 sq mi |
| Density | 6 per sq mi |
Historical data: truck crashes in Wyoming 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 | 723 | — | 17.5 |
| 2000s | 911 | +26% | 23.1 |
| 2010s | 990 | +9% | 24.3 |
| 2020s | 1,146 | +16% | 24.8 |
In the 1990s about 723 truck crashes a year were reported; in the 2020s, about 1,146. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 25.5 a year in 2016–19 and 24.8 a year in 2020–24.
Counties in Wyoming
Largest places in Wyoming
Nearby states
Questions fleets ask about Wyoming
How many truck crashes happen in Wyoming?
12,869 truck crashes have been reported in Wyoming since 2015, with 592 deaths and 5,600 injuries.
Which road has the most fatal truck crashes in Wyoming?
I-80 had 88 fatal crashes involving a large truck in Wyoming since 2015, more than any other road.
Which month has the most truck crashes in Wyoming?
The worst month is January: 12.8% of truck crashes in Wyoming happen then.
Are garbage truck crashes common in Wyoming?
49 crashes involving garbage or refuse trucks have been reported in Wyoming since 2015, 0.4% of all truck crashes.
How does Wyoming compare with the US for truck crashes?
Per 100,000 residents, Wyoming has 187.2 truck crashes a year; the US has 49.7.
How can I plan a safer truck route in Wyoming?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.