Sheridan, WY truck route planning & crash data
Plan safer truck routes in Sheridan: commercial truck and garbage truck crashes in Sheridan and Sheridan County, dangerous roads, seasonality and route safety data for fleets. Patterns use Sheridan County numbers.
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 |
Compared with Wyoming, Sheridan County is lower on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. Where it is higher: garbage-truck share.
Sheridan County at a glance: 1 in 65 garbage-truck share of crashes is 1.5%, against 0.4% for Wyoming.
Overview
Since 2015, 201 crashes involving commercial trucks have been reported in Sheridan County. They injured 49 people and killed 5.
That averages about one truck crash every 21 days in fully reported years.
Sheridan had 175 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Sheridan County numbers.
When crashes happen
The worst month is January with 13.4% of truck crashes; the quietest is April at 5.0%.
November through March accounts for 53.3% of truck crashes here, compared with 59.3% in Wyoming.
The busiest hour is 4–5 pm, 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 Sheridan since 2015: SR-335 (1) and 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 Sheridan fleets
- Build extra time into January routes: it has the most truck crashes here.
- 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 Sheridan County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-335 | 1 |
| 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 |
Sheridan at a glance
| Population | 19,813 |
| Land area | 12.7 sq mi |
| Density | 1,558 per sq mi |
| Median household income (ZIP 82801) | $73,213 |
| Median home value (ZIP 82801) | $382,521 |
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 |
In the 1990s about 10 truck crashes a year were reported; in the 2020s, about 18. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.5 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Sheridan
How many truck accidents are there in Sheridan?
201 truck crashes have been reported in Sheridan County since 2015, with 5 deaths and 49 injuries.
When do most truck crashes happen in Sheridan?
The worst month is January: 13.4% of truck crashes in Sheridan County happen then.
Are garbage truck crashes common in Sheridan?
Garbage trucks were involved in 3 reported crashes in Sheridan County since 2015 (1.5% of truck crashes).
How do truck crashes in Sheridan compare with Wyoming?
Per 100,000 residents, Sheridan County has 53.8 truck crashes a year; Wyoming has 187.2.
What is the best way to plan truck routes in Sheridan?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.