Byrnes Mill, MO truck route planning & crash data
Plan safer truck routes in Byrnes Mill: commercial truck and garbage truck crashes in Byrnes Mill and Jefferson County, dangerous roads, seasonality and route safety data for fleets. Patterns use Jefferson County numbers.
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 sits below Missouri on 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.
Byrnes Mill at a glance: I-44 deadliest road: 8 fatal truck crashes within 10 miles of Byrnes Mill since 2015.
Overview
Police reported 1,511 crashes involving commercial trucks in Jefferson County since 2015: 723 people were injured and 40 were killed.
Across the years with complete reporting, that is roughly one truck crash every 3 days.
Byrnes Mill had 13 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Jefferson County numbers.
When crashes happen
The worst month is July with 9.8% of truck crashes; the quietest is December at 6.5%.
The five winter months (November to March) hold 36.1% of truck crashes, against 40.7% across Missouri.
More truck crashes happen at 3–4 pm than at any other hour (8.1%).
3.0% of truck crashes here happened on snow, slush or ice, against 7.2% across Missouri.
Where crashes happen
The deadliest road for trucks within 10 miles of Byrnes Mill is I-44, with 8 fatal large-truck crashes since 2015. It is followed by SR-30 (5), Sr-Lp 44 (3) and CR-NEW Sugar Creek Rd (1).
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).
Per 100 crashes, garbage trucks recorded 5.1 deaths compared with 2.7 for all trucks.
Route planning tips for Byrnes Mill fleets
- Review driver schedules for July, the month with the most truck crashes.
- Where you can, review stops along I-44; it has the most fatal large-truck crashes nearby.
- Garbage-truck crashes here peak in August; review collection routes for that month.
- 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 Jefferson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-44 | 8 |
| SR-30 | 5 |
| Sr-Lp 44 | 3 |
| CR-NEW Sugar Creek Rd | 1 |
| SR-109 | 1 |
| SR-141 | 1 |
| Sr-Loop 44 | 1 |
| Sr-M | 1 |
| Sr-Mm | 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 |
Byrnes Mill at a glance
| Population | 3,189 |
| Land area | 5.1 sq mi |
| Density | 620 per sq mi |
| Median household income (ZIP 63051) | $79,940 |
| Median home value (ZIP 63051) | $201,591 |
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 large-truck crashes: 2.5 a year in 2016–19, 2.6 a year in 2020–24.
Nearby places
Questions fleets ask about Byrnes Mill
How many truck accidents are there in Byrnes Mill?
1,511 truck crashes have been reported in Jefferson County since 2015, with 40 deaths and 723 injuries.
Which road has the most fatal truck crashes in Byrnes Mill?
NHTSA data shows I-44 with 8 fatal large-truck crashes within 10 miles of Byrnes Mill since 2015, the highest of any road.
When do most truck crashes happen in Byrnes Mill?
Truck crashes in Jefferson County peak in July, with 9.8% of the year's crashes.
How many garbage truck crashes are there in Byrnes Mill?
Garbage trucks were involved in 40 reported crashes in Jefferson County since 2015 (2.6% of truck crashes).
What is the truck crash rate in Byrnes Mill compared with Missouri?
The yearly rate is 55.2 truck crashes per 100,000 residents in Jefferson County, vs 85.9 for Missouri.
How can I plan a safer truck route in Byrnes Mill?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.