Jefferson County, MO truck route planning & crash data
Plan safer truck routes in Jefferson County: commercial truck and garbage truck crashes, 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
5.1 deaths per 100 garbage-truck crashes vs 2.7 for all trucks.
Deadliest roads
How Jefferson County compares with Missouri
Jefferson County against Missouri and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Jefferson County stands out
Full comparison
| Measure (2015–2025) | Jefferson County | Missouri | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 55.2 | 85.9 | 49.7 | 36% below the state |
| Deaths per 100 crashes | 2.7 | 2.7 | 3.4 | same |
| Injuries per crash | 0.48 | 0.44 | 0.49 | 1.1× the state |
| Garbage-truck share | 2.8% | 2.2% | 2.3% | 1.3× the state |
| On snow, slush or ice | 3.0% | 7.2% | 6.2% | 58% below the state |
| Morning rush (6–10 am) | 23.1% | 22.8% | 23.7% | same |
| In rain, sleet or snow | 7.3% | 10.7% | 13.8% | 32% below the state |
| Winter months (Nov–Mar) | 36.1% | 40.7% | 41.9% | 11% below the state |
| After dark | 21.9% | 24.7% | 24.8% | 12% below the state |
Jefferson County has lower values than Missouri for crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow. Where it is higher: injuries per crash and garbage-truck share.
What stands out in Jefferson County: 3.0% on snowy, slushy or icy roads, against 7.2% across Missouri.
Overview
Police reported 1,511 crashes involving commercial trucks in Jefferson County since 2015: 723 people were injured and 40 were killed.
In complete reporting years that works out to about one truck crash every 3 days.
When crashes happen
July has the most truck crashes, 9.8% of the yearly total, while December has the fewest (6.5%).
Winter months (Nov–Mar) carry 36.1% of truck crashes, vs 40.7% for Missouri.
By time of day, 3–4 pm stands out with 8.1% of truck crashes.
Snow, slush or ice was on the road in 3.0% of truck crashes, compared with 7.2% in Missouri.
Where crashes happen
Roads with fatal crashes involving a large truck in Jefferson County since 2015: I-55 (5), SR-30 (5), US-67 (4), US-61 (2) and CR-NEW Sugar Creek Rd (1). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 40 of the truck crashes here, or 2.6%, compared with 2.2% in Missouri.
Garbage-truck crashes peak in August (15% of them).
Deaths per 100 garbage-truck crashes: 5.1, vs 2.7 for all truck crashes.
Route planning tips for Jefferson County fleets
- Review driver schedules for July, the month with the most truck crashes.
- Waste haulers: August is the peak month for garbage-truck crashes in Jefferson County.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Jefferson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Jefferson County) |
|---|---|
| I-55 | 5 |
| SR-30 | 5 |
| US-67 | 4 |
| US-61 | 2 |
| CR-NEW Sugar Creek Rd | 1 |
| CR-PAPIN Rd | 1 |
| SR-110 | 1 |
| SR-141 | 1 |
| SR-21 | 1 |
| SR-67 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Jefferson County) |
|---|---|
| Is 55 | 559 |
| US-67 | 168 |
| Mo 30 | 74 |
| Mo 21 | 60 |
| US-61 | 46 |
| Mo 141 | 45 |
| Rt A | 27 |
| Rt Z | 26 |
Jefferson County at a glance
| Population | 231,888 |
| Land area | 656.3 sq mi |
| Density | 353 per sq mi |
| Median household income (ZIP average) | $83,058 |
Waste facilities and haulers nearby
Historical data: truck crashes in Jefferson 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 | 94 | — | 4.0 |
| 2000s | 88 | -6% | 2.7 |
| 2010s | 90 | +1% | 2.3 |
| 2020s | 130 | +45% | 2.6 |
In the 1990s about 94 truck crashes a year were reported; in the 2020s, about 130. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 2.5 a year in 2016–19 and 2.6 a year in 2020–24.
Cities, towns & communities in Jefferson County
ZIP codes in Jefferson County
Nearby counties
Questions fleets ask about Jefferson County
How many truck accidents are there in Jefferson County?
1,511 truck crashes have been reported in Jefferson County since 2015, with 40 deaths and 723 injuries.
When do most truck crashes happen in Jefferson County?
Truck crashes in Jefferson County peak in July, with 9.8% of the year's crashes.
Are garbage truck crashes common in Jefferson County?
Since 2015, Jefferson County has reported 40 garbage-truck crashes, or 2.6% of its truck crashes.
How does Jefferson County compare with Missouri for truck crashes?
Per 100,000 residents, Jefferson County has 55.2 truck crashes a year; Missouri has 85.9.
How do I plan a garbage truck route in Jefferson County?
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.