Sheridan County, WY truck route planning & crash data
Plan safer truck routes in Sheridan 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
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.
What stands out in Sheridan County: 1 in 65 garbage-truck share of crashes is 1.5%, against 0.4% for Wyoming.
Overview
Sheridan County has recorded 201 truck crashes since 2015, with 49 people injured and 5 killed.
That averages about one truck crash every 21 days in fully reported years.
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.
The busiest hour is 4–5 pm, with 8.0% of truck crashes.
Road surface: 39.5% of truck crashes were on snow, slush or ice (Wyoming: 45.1%).
Where crashes happen
US-14 leads in Sheridan County with 2 fatal crashes involving a large truck since 2015. After it: I-90 (1), SR-335 (1) and SR-336 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 3 crashes, 1.5% of the total, against 0.4% across Wyoming.
Route planning tips for Sheridan County fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in Sheridan County.
- Look at alternatives to US-14 at busy times: it leads this area in fatal truck crashes.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Sheridan County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Sheridan County) |
|---|---|
| US-14 | 2 |
| I-90 | 1 |
| 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 County at a glance
| Population | 32,978 |
| Land area | 2,523.4 sq mi |
| Density | 13 per sq mi |
| Median household income (ZIP average) | $74,354 |
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 |
Reported truck crashes averaged 10 a year in the 1990s and 18 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 0.5 a year in 2016–19 and 0.2 a year in 2020–24.
Cities, towns & communities in Sheridan County
ZIP codes in Sheridan County
Nearby counties
Questions fleets ask about Sheridan County
How common are truck crashes in Sheridan County?
Since 2015, 201 crashes involving commercial trucks were reported in Sheridan County (49 injured, 5 killed).
Which road has the most fatal truck crashes in Sheridan County?
US-14 had 2 fatal crashes involving a large truck in Sheridan County since 2015, more than any other road.
What is the worst month for truck crashes in Sheridan County?
Truck crashes in Sheridan County peak in January, with 13.4% of the year's crashes.
Are garbage truck crashes common in Sheridan County?
Garbage trucks were involved in 3 reported crashes in Sheridan County since 2015 (1.5% of truck crashes).
How do truck crashes in Sheridan County compare with Wyoming?
Sheridan County records 53.8 truck crashes per 100,000 residents a year, against 187.2 across Wyoming.
How do I plan a garbage truck route in Sheridan 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.