ZIP 39114 (Mendenhall, MS) truck route planning & crash data
Plan safer truck routes around ZIP 39114: commercial truck and garbage truck crashes here and in Simpson County, 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
1 of 315 truck crashes since 2015.
Deadliest roads
How Simpson County compares with Mississippi
Simpson County against Mississippi and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Simpson County stands out
Full comparison
| Measure (2015–2025) | Simpson County | Mississippi | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 105.1 | 65.0 | 49.7 | 1.6× the state |
| Deaths per 100 crashes | 3.7 | 5.1 | 3.4 | 27% below the state |
| Injuries per crash | 0.60 | 0.54 | 0.49 | 1.1× the state |
| Garbage-truck share | 0.3% | 1.6% | 2.3% | 79% below the state |
| On snow, slush or ice | 0.7% | 1.7% | 6.2% | 60% below the state |
| Morning rush (6–10 am) | 17.9% | 23.7% | 23.7% | 24% below the state |
| In rain, sleet or snow | 10.8% | 12.5% | 13.8% | 13% below the state |
| Winter months (Nov–Mar) | 39.9% | 40.8% | 41.9% | same |
| After dark | 27.0% | 24.0% | 24.8% | 1.1× the state |
Simpson County has lower values than Mississippi for deaths per 100 crashes, garbage-truck share and on snow, slush or ice. Where it is higher: crashes per 100k residents / yr, injuries per crash and after dark.
Simpson County at a glance: 1 in 294 garbage-truck share of crashes is 0.3%, against 1.6% for Mississippi.
Overview
Since 2015, 315 crashes involving commercial trucks have been reported in Simpson County. They injured 183 people and killed 11.
Across the years with complete reporting, that is roughly one truck crash every 14 days.
When crashes happen
The worst month is August with 13.3% of truck crashes; the quietest is January at 4.4%.
November through March accounts for 39.9% of truck crashes here, compared with 40.8% in Mississippi.
The busiest hour is 11 am–12 pm, with 11.7% of truck crashes.
Snow, slush or ice was on the road in 0.7% of truck crashes, compared with 1.7% in Mississippi.
Where crashes happen
US-49 leads within 10 miles of ZIP 39114 with 6 fatal crashes involving a large truck since 2015. It is followed by CR-COUNTY Line Rd (1), Highway 149 (1) and SR-13 (1).
Garbage & waste trucks
1 crash involved a garbage or refuse truck, a 0.3% share (Mississippi: 1.6%).
Route planning tips for ZIP 39114 fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Simpson County.
- Check whether your routes use US-49, the road with the most fatal truck crashes in this area.
- 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 Simpson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-49 | 6 |
| CR-COUNTY Line Rd | 1 |
| Highway 149 | 1 |
| SR-13 | 1 |
| SR-43 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Simpson County) |
|---|---|
| US-49 | 30 |
| SR-49 | 9 |
| Frontage Rd | 2 |
| Highway 49 North | 2 |
| Highway 49 South | 2 |
| Ms 28 | 2 |
| SR-13 | 2 |
| Airport Rd | 1 |
ZIP 39114 at a glance
| Population | 9,359 |
| Density | 19 per sq mi |
| Median household income | $60,286 |
| Median home value | $131,157 |
| Home ownership | 85% |
Waste facilities and haulers nearby
Historical data: truck crashes in Simpson 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 | 16 | — | 1.4 |
| 2000s | 16 | +1% | 0.8 |
| 2010s | 21 | +31% | 0.6 |
| 2020s | 31 | +46% | 1.2 |
Reported truck crashes averaged 16 a year in the 1990s and 31 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.0 a year in 2016–19, 1.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 39114
How many truck accidents are there in ZIP 39114?
315 truck crashes have been reported in Simpson County since 2015, with 11 deaths and 183 injuries.
Which road has the most fatal truck crashes in ZIP 39114?
NHTSA data shows US-49 with 6 fatal large-truck crashes within 10 miles of ZIP 39114 since 2015, the highest of any road.
Which month has the most truck crashes in ZIP 39114?
The worst month is August: 13.3% of truck crashes in Simpson County happen then.
How many garbage truck crashes are there in ZIP 39114?
Since 2015, Simpson County has reported 1 garbage-truck crash, or 0.3% of its truck crashes.
How do truck crashes in ZIP 39114 compare with Mississippi?
The yearly rate is 105.1 truck crashes per 100,000 residents in Simpson County, vs 65.0 for Mississippi.
How can I plan a safer truck route in ZIP 39114?
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.