Mermentau, LA truck route planning & crash data
Plan safer truck routes in Mermentau: commercial truck and garbage truck crashes in Mermentau and Acadia Parish, dangerous roads, seasonality and route safety data for fleets. Patterns use Acadia Parish numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
19 of 898 truck crashes since 2015.
Deadliest roads
How Acadia Parish compares with Louisiana
Acadia Parish against Louisiana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Acadia Parish stands out
Full comparison
| Measure (2015–2025) | Acadia Parish | Louisiana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 131.4 | 81.5 | 49.7 | 1.6× the state |
| Deaths per 100 crashes | 4.5 | 3.0 | 3.4 | 1.5× the state |
| Injuries per crash | 0.64 | 0.77 | 0.49 | 17% below the state |
| Garbage-truck share | 2.2% | 2.2% | 2.3% | same |
| On snow, slush or ice | 1.1% | 0.8% | 6.2% | 1.5× the state |
| Morning rush (6–10 am) | 24.7% | 23.6% | 23.7% | same |
| In rain, sleet or snow | 9.7% | 10.5% | 13.8% | 8% below the state |
| Winter months (Nov–Mar) | 40.3% | 40.3% | 41.9% | same |
| After dark | 29.0% | 23.9% | 24.8% | 1.2× the state |
Compared with Louisiana, Acadia Parish is lower on injuries per crash and in rain, sleet or snow. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
What stands out in Mermentau: I-10 most fatal truck crashes within 10 miles of Mermentau: 8 since 2015.
Overview
Since 2015, 898 crashes involving commercial trucks have been reported in Acadia Parish. They injured 556 people and killed 38.
In complete reporting years that works out to about one truck crash every 5 days.
With 0 truck crashes reported in Mermentau since 2015, this page uses Acadia Parish numbers for its patterns and comparisons.
When crashes happen
July has the most truck crashes, 11.0% of the yearly total, while December has the fewest (6.5%).
The five winter months (November to March) hold 40.3% of truck crashes, against 40.3% across Louisiana.
The busiest hour is 7–8 am, with 7.3% 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 Mermentau with 8 fatal crashes involving a large truck since 2015. Next come SR-26 (1), SR-97 (1) and US-90 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 19 crashes, 2.1% of the total, against 2.2% across Louisiana.
Route planning tips for Mermentau fleets
- Build extra time into July routes: it has the most truck crashes here.
- Where you can, review stops along I-10; it has the most fatal large-truck crashes nearby.
- With 1.1% of truck crashes on snow, slush or ice (above Louisiana), plan winter equipment checks early.
- 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 Acadia Parish
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-10 | 8 |
| SR-26 | 1 |
| SR-97 | 1 |
| US-90 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Acadia Parish) |
|---|---|
| I-10 | 562 |
| La-91 | 36 |
| La-95 | 31 |
| La-13 | 27 |
| US-90 | 27 |
| La-35 | 17 |
| I-0 | 13 |
| Parkerson | 12 |
Mermentau at a glance
| Population | 496 |
| Land area | 2.1 sq mi |
| Density | 233 per sq mi |
| Median household income (ZIP 70556) | $117,764 |
Waste facilities and haulers nearby
Historical data: truck crashes in Acadia 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 | 26 | — | 2.1 |
| 2000s | 48 | +82% | 2.4 |
| 2010s | 66 | +36% | 1.6 |
| 2020s | 77 | +18% | 2.8 |
Reported truck crashes averaged 26 a year in the 1990s and 77 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.5 a year in 2016–19, 2.8 a year in 2020–24.
Nearby places
Questions fleets ask about Mermentau
How common are truck crashes in Mermentau?
Acadia Parish has had 898 reported truck crashes since 2015, injuring 556 people and killing 38.
Which road has the most fatal truck crashes in Mermentau?
I-10 had 8 fatal crashes involving a large truck within 10 miles of Mermentau since 2015, more than any other road.
When do most truck crashes happen in Mermentau?
Truck crashes in Acadia Parish peak in July, with 11.0% of the year's crashes.
How many garbage truck crashes are there in Mermentau?
Since 2015, Acadia Parish has reported 19 garbage-truck crashes, or 2.1% of its truck crashes.
How does Mermentau compare with Louisiana for truck crashes?
Acadia Parish records 131.4 truck crashes per 100,000 residents a year, against 81.5 across Louisiana.
How can I plan a safer truck route in Mermentau?
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.