Simpson, LA truck route planning & crash data
Plan safer truck routes in Simpson: commercial truck and garbage truck crashes in Simpson and Vernon Parish, dangerous roads, seasonality and route safety data for fleets. Patterns use Vernon Parish numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
6 of 338 truck crashes since 2015.
Deadliest roads
How Vernon Parish compares with Louisiana
Vernon Parish against Louisiana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Vernon Parish stands out
Full comparison
| Measure (2015–2025) | Vernon Parish | Louisiana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 63.1 | 81.5 | 49.7 | 23% below the state |
| Deaths per 100 crashes | 2.5 | 3.0 | 3.4 | 17% below the state |
| Injuries per crash | 0.83 | 0.77 | 0.49 | 1.1× the state |
| Garbage-truck share | 1.9% | 2.2% | 2.3% | 13% below the state |
| On snow, slush or ice | 0.3% | 0.8% | 6.2% | 59% below the state |
| Morning rush (6–10 am) | 23.3% | 23.6% | 23.7% | same |
| In rain, sleet or snow | 7.9% | 10.5% | 13.8% | 25% below the state |
| Winter months (Nov–Mar) | 41.5% | 40.3% | 41.9% | same |
| After dark | 17.6% | 23.9% | 24.8% | 26% below the state |
Compared with Louisiana, Vernon Parish is lower on crashes per 100k residents / yr, deaths per 100 crashes and garbage-truck share. It stands out for higher injuries per crash.
Vernon Parish at a glance: 0.3% share of truck crashes on snow, slush or ice (Louisiana: 0.8%).
Overview
Vernon Parish has recorded 338 truck crashes since 2015, with 273 people injured and 8 killed.
Across the years with complete reporting, that is roughly one truck crash every 13 days.
With 1 truck crash reported in Simpson since 2015, this page uses Vernon Parish numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in March (10.7% of the year) and are lowest in May (4.7%).
Winter months (Nov–Mar) carry 41.5% of truck crashes, vs 40.3% for Louisiana.
The busiest hour is 11 am–12 pm, with 8.9% of truck crashes.
Snow, slush or ice was on the road in 0.3% of truck crashes, compared with 0.8% in Louisiana.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Simpson happened on SR-28 (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 6 of the truck crashes here, or 1.8%, compared with 2.2% in Louisiana.
Route planning tips for Simpson fleets
- Plan March schedules with more margin; it is the worst month for truck crashes in Vernon Parish.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Vernon Parish
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-28 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Vernon Parish) |
|---|---|
| US-171 | 148 |
| La-8 | 31 |
| La-10 | 25 |
| La-28 | 18 |
| La-111 | 18 |
| La-3226 | 13 |
| La-117 | 8 |
| La-392 | 6 |
Simpson at a glance
| Population | 549 |
| Land area | 8.1 sq mi |
| Density | 68 per sq mi |
| Median household income (ZIP 71474) | $85,417 |
| Median home value (ZIP 71474) | $152,407 |
Waste facilities and haulers nearby
Historical data: truck crashes in Vernon Parish 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 | 12 | — | 1.1 |
| 2000s | 22 | +85% | 0.8 |
| 2010s | 29 | +32% | 1.0 |
| 2020s | 30 | +3% | 0.4 |
Reported truck crashes averaged 12 a year in the 1990s and 30 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 0.8 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Simpson
How many truck crashes happen in Simpson?
338 truck crashes have been reported in Vernon Parish since 2015, with 8 deaths and 273 injuries.
What is the worst month for truck crashes in Simpson?
March has the most truck crashes in Vernon Parish, 10.7% of the yearly total.
Are garbage truck crashes common in Simpson?
Since 2015, Vernon Parish has reported 6 garbage-truck crashes, or 1.8% of its truck crashes.
How does Simpson compare with Louisiana for truck crashes?
Vernon Parish records 63.1 truck crashes per 100,000 residents a year, against 81.5 across Louisiana.
What is the best way to plan truck routes in Simpson?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.