Westby, MT truck route planning & crash data
Plan safer truck routes in Westby: commercial truck and garbage truck crashes in Westby 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
1 of 23 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
Sheridan County at a glance: January the month with the most truck crashes: 17.4% of the year's total.
Overview
Sheridan County has recorded 23 truck crashes since 2015, with 8 people injured and 1 killed.
That averages about one truck crash every 223 days in fully reported years.
Westby had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Sheridan County numbers.
78% of truck crash reports in Sheridan County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
January has the most truck crashes, 17.4% of the yearly total, while March has the fewest (0.0%).
The busiest hour is 3–4 pm, with 21.7% of truck crashes.
Where crashes happen
Since 2015, no fatal large-truck crashes with a location were recorded within 10 miles of Westby.
Garbage & waste trucks
Garbage and refuse trucks were involved in 1 crash, 4.3% of the total, against 0.9% across Montana.
Route planning tips for Westby fleets
- Review driver schedules for January, 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
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
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 (Sheridan County) |
|---|---|
| E Comertown Rd | 1 |
| Highway 16 Mile Marker 67 | 1 |
| Highway 16 South | 1 |
| Mm 10 Highway 16 | 1 |
| SR-16 | 1 |
Westby at a glance
| Population | 162 |
| Land area | 0.6 sq mi |
| Density | 288 per sq mi |
| Median household income (ZIP 59275) | $49,141 |
| Median home value (ZIP 59275) | $82,996 |
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 | — | — | 0.0 |
| 2000s | 2 | — | 0.0 |
| 2010s | 2 | +7% | 0.1 |
| 2020s | 2 | -33% | 0.0 |
From the 2000s to the 2020s, yearly reported truck crashes went from 2 to 2. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.2 a year in 2016–19 and 0.0 a year in 2020–24.
Nearby places
Questions fleets ask about Westby
How many truck crashes happen in Westby?
23 truck crashes have been reported in Sheridan County since 2015, with 1 deaths and 8 injuries.
Which month has the most truck crashes in Westby?
Truck crashes in Sheridan County peak in January, with 17.4% of the year's crashes.
Are garbage truck crashes common in Westby?
Since 2015, Sheridan County has reported 1 garbage-truck crash, or 4.3% of its truck crashes.
How do I plan a garbage truck route in Westby?
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.