Big Piney, WY truck route planning & crash data
Plan safer truck routes in Big Piney: commercial truck and garbage truck crashes in Big Piney and Sublette County, dangerous roads, seasonality and route safety data for fleets. Patterns use Sublette County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
1 of 103 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Sublette County compares with Wyoming
Sublette County against Wyoming and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sublette County stands out
Full comparison
| Measure (2015–2025) | Sublette County | Wyoming | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 104.4 | 187.2 | 49.7 | 44% below the state |
| Deaths per 100 crashes | 1.0 | 4.5 | 3.4 | 78% below the state |
| Injuries per crash | 0.45 | 0.43 | 0.49 | same |
| Garbage-truck share | 1.0% | 0.4% | 2.3% | 2.4× the state |
| On snow, slush or ice | 23.3% | 45.1% | 6.2% | 48% below the state |
| Morning rush (6–10 am) | 22.3% | 23.4% | 23.7% | same |
| In rain, sleet or snow | 13.6% | 25.0% | 13.8% | 46% below the state |
| Winter months (Nov–Mar) | 37.9% | 59.3% | 41.9% | 36% below the state |
| After dark | 33.0% | 32.8% | 24.8% | same |
Sublette County has lower values than Wyoming for crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It runs above Wyoming on garbage-truck share.
Sublette County at a glance: 1 in 103 crashes involve a garbage truck (1 since 2015), vs 0.4% across Wyoming.
Overview
Since 2015, 103 crashes involving commercial trucks have been reported in Sublette County. They injured 46 people and killed 1.
Across the years with complete reporting, that is roughly one truck crash every 39 days.
With 10 truck crashes reported in Big Piney since 2015, this page uses Sublette County numbers for its patterns and comparisons.
When crashes happen
October has the most truck crashes, 18.4% of the yearly total, while May has the fewest (1.9%).
The five winter months (November to March) hold 37.9% of truck crashes, against 59.3% across Wyoming.
More truck crashes happen at 7–8 am than at any other hour (9.7%).
23.3% of truck crashes here happened on snow, slush or ice, against 45.1% across Wyoming.
Where crashes happen
Since 2015, no fatal large-truck crashes with a location were recorded within 10 miles of Big Piney.
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 1.0% share (Wyoming: 0.4%).
Route planning tips for Big Piney fleets
- Review driver schedules for October, the month with the most truck crashes.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Sublette County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sublette County) |
|---|---|
| Us 189 Mp 129.8 | 2 |
| Us 189 Mp 133.75 | 2 |
| Us 189 Mp 148.9 | 2 |
| Us 189/Us 191 | 2 |
| Us 189/Us 191 Mp 133.71 | 2 |
| Us 191 Mp 65.4 | 2 |
| Us 191 Mp 67.4 | 2 |
| Us 191 Mp 82.01 | 2 |
Big Piney at a glance
| Population | 390 |
| Land area | 0.5 sq mi |
| Density | 768 per sq mi |
| Median household income (ZIP 83113) | $75,385 |
| Median home value (ZIP 83113) | $271,946 |
Waste facilities and haulers nearby
Historical data: truck crashes in Sublette 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 | 5 | — | 0.4 |
| 2000s | 14 | +161% | 0.4 |
| 2010s | 11 | -20% | 0.0 |
| 2020s | 8 | -30% | 0.0 |
In the 1990s about 5 truck crashes a year were reported; in the 2020s, about 8. Reporting coverage also changed between these periods.
Nearby places
Questions fleets ask about Big Piney
How many truck accidents are there in Big Piney?
Sublette County has had 103 reported truck crashes since 2015, injuring 46 people and killing 1.
What is the worst month for truck crashes in Big Piney?
October has the most truck crashes in Sublette County, 18.4% of the yearly total.
How many garbage truck accidents happen in Big Piney?
1 crash involving garbage or refuse trucks have been reported in Sublette County since 2015, 1.0% of all truck crashes.
How do truck crashes in Big Piney compare with Wyoming?
The yearly rate is 104.4 truck crashes per 100,000 residents in Sublette County, vs 187.2 for Wyoming.
What is the best way to plan truck routes in Big Piney?
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.