ZIP 63341 (Defiance, MO) truck route planning & crash data
Plan safer truck routes around ZIP 63341: commercial truck and garbage truck crashes here and in St. Charles 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
0.0 deaths per 100 garbage-truck crashes vs 1.5 for all trucks.
Deadliest roads
How St. Charles County compares with Missouri
St. Charles County against Missouri and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where St. Charles County stands out
Full comparison
| Measure (2015–2025) | St. Charles County | Missouri | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 60.1 | 85.9 | 49.7 | 30% below the state |
| Deaths per 100 crashes | 1.5 | 2.7 | 3.4 | 44% below the state |
| Injuries per crash | 0.40 | 0.44 | 0.49 | 9% below the state |
| Garbage-truck share | 2.3% | 2.2% | 2.3% | same |
| On snow, slush or ice | 5.9% | 7.2% | 6.2% | 18% below the state |
| Morning rush (6–10 am) | 23.8% | 22.8% | 23.7% | same |
| In rain, sleet or snow | 7.9% | 10.7% | 13.8% | 26% below the state |
| Winter months (Nov–Mar) | 38.4% | 40.7% | 41.9% | same |
| After dark | 22.5% | 24.7% | 24.8% | 9% below the state |
St. Charles County has lower values than Missouri for crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
St. Charles County at a glance: June is the peak month for garbage-truck crashes: 15% of them.
Overview
St. Charles County has recorded 3,013 truck crashes since 2015, with 1,213 people injured and 43 killed.
That averages about 1 truck crash a day in fully reported years.
When crashes happen
The worst month is June with 9.5% of truck crashes; the quietest is March at 6.8%.
November through March accounts for 38.4% of truck crashes here, compared with 40.7% in Missouri.
More truck crashes happen at 1–2 pm than at any other hour (7.2%).
Road surface: 5.9% of truck crashes were on snow, slush or ice (Missouri: 7.2%).
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 63341 since 2015 were spread across roads: I-64 (2), SR-94 (2), Sr-D (2), Bryan Rd (1) and I-70 (1).
Garbage & waste trucks
66 crashes involved a garbage or refuse truck, a 2.2% share (Missouri: 2.2%).
The most garbage-truck crashes happen in June (15%).
They recorded 0.0 deaths per 100 crashes, against 1.5 for all trucks.
Route planning tips for ZIP 63341 fleets
- Build extra time into June routes: it has the most truck crashes here.
- Waste haulers: June is the peak month for garbage-truck crashes in St. Charles County.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 St. Charles County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-64 | 2 |
| SR-94 | 2 |
| Sr-D | 2 |
| Bryan Rd | 1 |
| I-70 | 1 |
| Sr-N | 1 |
| Sr-Tt | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (St. Charles County) |
|---|---|
| Is 70 | 1,341 |
| Is 64 | 198 |
| US-61 | 134 |
| Mo 94 | 105 |
| Mo 370 | 81 |
| Mo 364 | 40 |
| Mo 79 | 39 |
| Cst Mexico Rd | 34 |
ZIP 63341 at a glance
| Population | 3,515 |
| Density | 35 per sq mi |
| Median household income | $170,598 |
| Median home value | $631,113 |
| Home ownership | 96% |
Waste facilities and haulers nearby
Historical data: truck crashes in St. Charles 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 | 120 | — | 4.1 |
| 2000s | 144 | +20% | 2.6 |
| 2010s | 176 | +22% | 2.9 |
| 2020s | 264 | +50% | 3.2 |
Reported truck crashes averaged 120 a year in the 1990s and 264 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 3.5 a year in 2016–19, 3.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 63341
How many truck accidents are there in ZIP 63341?
St. Charles County has had 3,013 reported truck crashes since 2015, injuring 1,213 people and killing 43.
When do most truck crashes happen in ZIP 63341?
The worst month is June: 9.5% of truck crashes in St. Charles County happen then.
How many garbage truck accidents happen in ZIP 63341?
66 crashes involving garbage or refuse trucks have been reported in St. Charles County since 2015, 2.2% of all truck crashes.
How does ZIP 63341 compare with Missouri for truck crashes?
The yearly rate is 60.1 truck crashes per 100,000 residents in St. Charles County, vs 85.9 for Missouri.
What is the best way to plan truck routes in ZIP 63341?
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.