Johnson County, WY truck route planning & crash data
Plan safer truck routes in Johnson 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
0 of 227 truck crashes since 2015.
Deadliest roads
How Johnson County compares with Wyoming
Johnson County against Wyoming and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Johnson County stands out
Full comparison
| Measure (2015–2025) | Johnson County | Wyoming | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 224.1 | 187.2 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 3.2 | 4.5 | 3.4 | 29% below the state |
| Injuries per crash | 0.22 | 0.43 | 0.49 | 49% below the state |
| Garbage-truck share | 0.0% | 0.4% | 2.3% | 100% below the state |
| On snow, slush or ice | 41.0% | 45.1% | 6.2% | 9% below the state |
| Morning rush (6–10 am) | 23.5% | 23.4% | 23.7% | same |
| In rain, sleet or snow | 28.6% | 25.0% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 53.0% | 59.3% | 41.9% | 11% below the state |
| After dark | 32.7% | 32.8% | 24.8% | same |
Johnson County sits below Wyoming on deaths per 100 crashes, injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr and in rain, sleet or snow.
The headline for Johnson County: 0 of truck crashes here involve garbage trucks: 0.0%, vs 0.4% in Wyoming.
Overview
Police reported 227 crashes involving commercial trucks in Johnson County since 2015: 53 people were injured and 7 were killed.
Across the years with complete reporting, that is roughly one truck crash every 19 days.
When crashes happen
Truck crashes peak in December (14.5% of the year) and are lowest in May (3.5%).
Winter months (Nov–Mar) carry 53.0% of truck crashes, vs 59.3% for Wyoming.
By time of day, 8–9 am stands out with 8.8% of truck crashes.
41.0% of truck crashes here happened on snow, slush or ice, against 45.1% across Wyoming.
Where crashes happen
US-16 leads in Johnson County with 3 fatal crashes involving a large truck since 2015. After it: I-25 (2), SR-387 (2) and I-90 (1).
Garbage & waste trucks
Since 2015, no garbage-truck crashes were reported for Johnson County.
Route planning tips for Johnson County fleets
- Build extra time into December routes: it has the most truck crashes here.
- Look at alternatives to US-16 at busy times: it leads this area in fatal truck crashes.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Johnson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Johnson County) |
|---|---|
| US-16 | 3 |
| I-25 | 2 |
| SR-387 | 2 |
| I-90 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Johnson County) |
|---|---|
| I-25 Mp 294.00 | 3 |
| Hwy 387 Mp 109 | 2 |
| I-25 Mp 240.39 | 2 |
| I-25 Mp 250.64 | 2 |
| I-25 Mp 263.34 | 2 |
| I-25 Mp 275.6 Parking Area | 2 |
| I-25 Mp 277.41 | 2 |
| I-25 Mp 293.69 | 2 |
Johnson County at a glance
| Population | 8,803 |
| Land area | 4,154.2 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP average) | $68,014 |
Waste facilities and haulers nearby
Historical data: truck crashes in Johnson 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 | — | 0.2 |
| 2000s | 15 | +50% | 1.0 |
| 2010s | 19 | +24% | 1.1 |
| 2020s | 22 | +16% | 0.6 |
Reported truck crashes averaged 10 a year in the 1990s and 22 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 1.0 a year in 2016–19 and 0.6 a year in 2020–24.
Cities, towns & communities in Johnson County
ZIP codes in Johnson County
Nearby counties
Questions fleets ask about Johnson County
How many truck accidents are there in Johnson County?
Since 2015, 227 crashes involving commercial trucks were reported in Johnson County (53 injured, 7 killed).
What is the most dangerous road for trucks in Johnson County?
US-16 had 3 fatal crashes involving a large truck in Johnson County since 2015, more than any other road.
When do most truck crashes happen in Johnson County?
Truck crashes in Johnson County peak in December, with 14.5% of the year's crashes.
How many garbage truck crashes are there in Johnson County?
Garbage trucks were involved in 0 reported crashes in Johnson County since 2015 (0.0% of truck crashes).
How does Johnson County compare with Wyoming for truck crashes?
The yearly rate is 224.1 truck crashes per 100,000 residents in Johnson County, vs 187.2 for Wyoming.
How do I plan a garbage truck route in Johnson County?
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.