Sulphur, LA truck route planning & crash data
Plan safer truck routes in Sulphur: commercial truck and garbage truck crashes in Sulphur and Calcasieu Parish, dangerous roads, seasonality and route safety data for fleets. Patterns use Calcasieu Parish numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0.0 deaths per 100 garbage-truck crashes vs 2.0 for all trucks.
Deadliest roads
How Calcasieu Parish compares with Louisiana
Calcasieu Parish against Louisiana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Calcasieu Parish stands out
Full comparison
| Measure (2015–2025) | Calcasieu Parish | Louisiana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 125.2 | 81.5 | 49.7 | 1.5× the state |
| Deaths per 100 crashes | 2.0 | 3.0 | 3.4 | 33% below the state |
| Injuries per crash | 0.71 | 0.77 | 0.49 | 8% below the state |
| Garbage-truck share | 1.4% | 2.2% | 2.3% | 37% below the state |
| On snow, slush or ice | 1.1% | 0.8% | 6.2% | 1.5× the state |
| Morning rush (6–10 am) | 22.3% | 23.6% | 23.7% | same |
| In rain, sleet or snow | 18.0% | 10.5% | 13.8% | 1.7× the state |
| Winter months (Nov–Mar) | 39.3% | 40.3% | 41.9% | same |
| After dark | 25.1% | 23.9% | 24.8% | same |
Calcasieu Parish sits below Louisiana on deaths per 100 crashes, injuries per crash and garbage-truck share. It runs above Louisiana on crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
The headline for Calcasieu Parish: 18.0% of truck crashes happen in rain, sleet or snow, vs 10.5% in Louisiana.
Overview
Since 2015, 3,060 crashes involving commercial trucks have been reported in Calcasieu Parish. They injured 2,105 people and killed 60.
In complete reporting years that works out to about 1 truck crash a day.
Only 78 truck crashes were reported in Sulphur since 2015; patterns below come from Calcasieu Parish as a whole.
When crashes happen
Truck crashes peak in September (10.2% of the year) and are lowest in February (6.8%).
Winter months (Nov–Mar) carry 39.3% of truck crashes, vs 40.3% for Louisiana.
The busiest hour is 1–2 pm, with 7.0% of truck crashes.
Snow, slush or ice was on the road in 1.1% of truck crashes, compared with 0.8% in Louisiana.
Where crashes happen
I-10 leads within 10 miles of Sulphur with 9 fatal crashes involving a large truck since 2015. It is followed by SR-27 (3), I-210 (2) and SR-108 (2).
Garbage & waste trucks
Garbage and refuse trucks were involved in 43 crashes, 1.4% of the total, against 2.2% across Louisiana.
Garbage-truck crashes peak in May (19% of them).
Deaths per 100 garbage-truck crashes: 0.0, vs 2.0 for all truck crashes.
Route planning tips for Sulphur fleets
- Build extra time into September routes: it has the most truck crashes here.
- Look at alternatives to I-10 at busy times: it leads this area in fatal truck crashes.
- Garbage-truck crashes here peak in May; review collection routes for that month.
- 1.1% of truck crashes were on snow, slush or ice, above Louisiana; plan winter equipment checks before the season.
- 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 Calcasieu Parish
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-10 | 9 |
| SR-27 | 3 |
| I-210 | 2 |
| SR-108 | 2 |
| SR-378 | 2 |
| CR-W Prien Lake Road | 1 |
| Mu-Nelson | 1 |
| Old Spanish Trail | 1 |
| SR-1256 | 1 |
| SR-384 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Calcasieu Parish) |
|---|---|
| I-10 | 1,794 |
| I-210 | 120 |
| US-90 | 116 |
| La-27 | 89 |
| US-171 | 84 |
| La-108 | 65 |
| La-14 | 62 |
| La-397 | 39 |
Sulphur at a glance
| Population | 20,572 |
| Land area | 11.2 sq mi |
| Density | 1,831 per sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Calcasieu 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 | 67 | — | 3.6 |
| 2000s | 164 | +146% | 4.6 |
| 2010s | 215 | +31% | 3.5 |
| 2020s | 260 | +21% | 5.2 |
From the 1990s to the 2020s, yearly reported truck crashes went from 67 to 260. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 4.5 a year in 2016–19, 5.2 a year in 2020–24.
Nearby places
Questions fleets ask about Sulphur
How common are truck crashes in Sulphur?
3,060 truck crashes have been reported in Calcasieu Parish since 2015, with 60 deaths and 2,105 injuries.
Where do fatal truck crashes happen most in Sulphur?
Since 2015, I-10 has had the most fatal large-truck crashes within 10 miles of Sulphur: 9.
What is the worst month for truck crashes in Sulphur?
Truck crashes in Calcasieu Parish peak in September, with 10.2% of the year's crashes.
How many garbage truck crashes are there in Sulphur?
Garbage trucks were involved in 43 reported crashes in Calcasieu Parish since 2015 (1.4% of truck crashes).
How do truck crashes in Sulphur compare with Louisiana?
Per 100,000 residents, Calcasieu Parish has 125.2 truck crashes a year; Louisiana has 81.5.
How can I plan a safer truck route in Sulphur?
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.