Manderson, WY truck route planning & crash data
Plan safer truck routes in Manderson: commercial truck and garbage truck crashes in Manderson and Big Horn County, dangerous roads, seasonality and route safety data for fleets. Patterns use Big Horn County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 92 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Big Horn County compares with Wyoming
Big Horn County against Wyoming and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Big Horn County stands out
Full comparison
| Measure (2015–2025) | Big Horn County | Wyoming | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 65.5 | 187.2 | 49.7 | 65% below the state |
| Deaths per 100 crashes | 4.6 | 4.5 | 3.4 | same |
| Injuries per crash | 0.56 | 0.43 | 0.49 | 1.3× the state |
| Garbage-truck share | 0.0% | 0.4% | 2.3% | 100% below the state |
| On snow, slush or ice | 13.8% | 45.1% | 6.2% | 69% below the state |
| Morning rush (6–10 am) | 20.7% | 23.4% | 23.7% | 12% below the state |
| In rain, sleet or snow | 8.1% | 25.0% | 13.8% | 68% below the state |
| Winter months (Nov–Mar) | 41.4% | 59.3% | 41.9% | 30% below the state |
| After dark | 25.3% | 32.8% | 24.8% | 23% below the state |
Big Horn County has lower values than Wyoming for crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice. Where it is higher: injuries per crash.
Big Horn County at a glance: 0 crashes involve a garbage truck (0 since 2015), vs 0.4% across Wyoming.
Overview
Since 2015, 92 crashes involving commercial trucks have been reported in Big Horn County. They injured 51 people and killed 4.
That averages about one truck crash every 46 days in fully reported years.
With 7 truck crashes reported in Manderson since 2015, this page uses Big Horn County numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in July (13.0% of the year) and are lowest in March (4.3%).
The five winter months (November to March) hold 41.4% of truck crashes, against 59.3% across Wyoming.
More truck crashes happen at 1–2 pm than at any other hour (10.9%).
Road surface: 13.8% of truck crashes were on snow, slush or ice (Wyoming: 45.1%).
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of Manderson since 2015.
Garbage & waste trucks
FMCSA lists no garbage-truck crashes in Big Horn County since 2015.
Route planning tips for Manderson fleets
- Review driver schedules for July, the month with the most truck crashes.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Big Horn 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 (Big Horn County) |
|---|---|
| Us 14 Mp 31.26 | 2 |
| Us 14/Us 16/Us 20 | 2 |
| Us 14A Mp 70.42 | 2 |
| Us 16 Mp 186.31 | 2 |
| Us 16/Us 20/Wy 789 | 2 |
| Us 310/Wy 789 Mp 246.10 | 2 |
| Wy 37 & Us 14A | 2 |
| Cr L 13A/Lane 13 A | 1 |
Manderson at a glance
| Population | 89 |
| Land area | 0.9 sq mi |
| Density | 104 per sq mi |
| Median household income (ZIP 82432) | $44,750 |
| Median home value (ZIP 82432) | $61,405 |
Waste facilities and haulers nearby
Historical data: truck crashes in Big Horn 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 | — | 0.6 |
| 2000s | 5 | -7% | 0.5 |
| 2010s | 10 | +98% | 0.4 |
| 2020s | 6 | -32% | 0.2 |
In the 1990s about 5 truck crashes a year were reported; in the 2020s, about 6. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.2 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Manderson
How many truck crashes happen in Manderson?
Since 2015, 92 crashes involving commercial trucks were reported in Big Horn County (51 injured, 4 killed).
What is the worst month for truck crashes in Manderson?
July has the most truck crashes in Big Horn County, 13.0% of the yearly total.
How many garbage truck crashes are there in Manderson?
Since 2015, Big Horn County has reported 0 garbage-truck crashes, or 0.0% of its truck crashes.
How does Manderson compare with Wyoming for truck crashes?
The yearly rate is 65.5 truck crashes per 100,000 residents in Big Horn County, vs 187.2 for Wyoming.
How do I plan a garbage truck route in Manderson?
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.