ZIP 82845 (Wyarno, WY) truck route planning & crash data
Plan safer truck routes around ZIP 82845: commercial truck and garbage truck crashes here and in Sheridan County, 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
3 of 201 truck crashes since 2015.
Deadliest roads
How Sheridan County compares with Wyoming
Sheridan County against Wyoming and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sheridan County stands out
Full comparison
| Measure (2015–2025) | Sheridan County | Wyoming | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 53.8 | 187.2 | 49.7 | 71% below the state |
| Deaths per 100 crashes | 2.6 | 4.5 | 3.4 | 42% below the state |
| Injuries per crash | 0.25 | 0.43 | 0.49 | 42% below the state |
| Garbage-truck share | 1.5% | 0.4% | 2.3% | 3.9× the state |
| On snow, slush or ice | 39.5% | 45.1% | 6.2% | 13% below the state |
| Morning rush (6–10 am) | 16.9% | 23.4% | 23.7% | 28% below the state |
| In rain, sleet or snow | 22.1% | 25.0% | 13.8% | 12% below the state |
| Winter months (Nov–Mar) | 53.3% | 59.3% | 41.9% | 10% below the state |
| After dark | 30.8% | 32.8% | 24.8% | same |
Sheridan County has lower values than Wyoming for crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. It runs above Wyoming on garbage-truck share.
The headline for Sheridan County: 1 in 65 of truck crashes here involve garbage trucks: 1.5%, vs 0.4% in Wyoming.
Overview
Sheridan County has recorded 201 truck crashes since 2015, with 49 people injured and 5 killed.
In complete reporting years that works out to about one truck crash every 21 days.
When crashes happen
January has the most truck crashes, 13.4% of the yearly total, while April has the fewest (5.0%).
The five winter months (November to March) hold 53.3% of truck crashes, against 59.3% across Wyoming.
By time of day, 4–5 pm stands out with 8.0% of truck crashes.
39.5% of truck crashes here happened on snow, slush or ice, against 45.1% across Wyoming.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 82845 since 2015: SR-336 (1). No single road stands out.
Garbage & waste trucks
3 crashes involved a garbage or refuse truck, a 1.5% share (Wyoming: 0.4%).
Route planning tips for ZIP 82845 fleets
- Review driver schedules for January, the month with the most truck crashes.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Sheridan County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-336 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sheridan County) |
|---|---|
| I-90 Mp .2 | 3 |
| I-90 Mp 37.4 | 3 |
| Us 14 Mp 72.9 | 3 |
| 5Th St & I-90 Intchg 23 Wb Off | 2 |
| I-90 Intchg 16 Eb Off & Wy 339 | 2 |
| I-90 Mp 14.88 | 2 |
| I-90 Mp 26.75 | 2 |
| I-90 Mp 27 | 2 |
ZIP 82845 at a glance
| Population | 55 |
| Density | 0 per sq mi |
| Home ownership | 100% |
Waste facilities and haulers nearby
Historical data: truck crashes in Sheridan 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 | 10 | — | 0.3 |
| 2000s | 13 | +30% | 0.5 |
| 2010s | 17 | +29% | 0.7 |
| 2020s | 18 | +3% | 0.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 10 to 18. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.5 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 82845
How many truck accidents are there in ZIP 82845?
201 truck crashes have been reported in Sheridan County since 2015, with 5 deaths and 49 injuries.
Which month has the most truck crashes in ZIP 82845?
January has the most truck crashes in Sheridan County, 13.4% of the yearly total.
Are garbage truck crashes common in ZIP 82845?
Garbage trucks were involved in 3 reported crashes in Sheridan County since 2015 (1.5% of truck crashes).
What is the truck crash rate in ZIP 82845 compared with Wyoming?
Sheridan County records 53.8 truck crashes per 100,000 residents a year, against 187.2 across Wyoming.
What is the best way to plan truck routes in ZIP 82845?
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.