Seneca, MO truck route planning & crash data
Plan safer truck routes in Seneca: commercial truck and garbage truck crashes in Seneca and Newton County, dangerous roads, seasonality and route safety data for fleets. Patterns use Newton County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
10 of 854 truck crashes since 2015.
Deadliest roads
How Newton County compares with Missouri
Newton County against Missouri and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Newton County stands out
Full comparison
| Measure (2015–2025) | Newton County | Missouri | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 120.4 | 85.9 | 49.7 | 1.4× the state |
| Deaths per 100 crashes | 4.3 | 2.7 | 3.4 | 1.6× the state |
| Injuries per crash | 0.40 | 0.44 | 0.49 | 9% below the state |
| Garbage-truck share | 1.2% | 2.2% | 2.3% | 44% below the state |
| On snow, slush or ice | 4.9% | 7.2% | 6.2% | 32% below the state |
| Morning rush (6–10 am) | 22.9% | 22.8% | 23.7% | same |
| In rain, sleet or snow | 11.0% | 10.7% | 13.8% | same |
| Winter months (Nov–Mar) | 42.1% | 40.7% | 41.9% | same |
| After dark | 27.1% | 24.7% | 24.8% | 1.1× the state |
Newton County sits below Missouri on injuries per crash, garbage-truck share and on snow, slush or ice. It runs above Missouri on crashes per 100k residents / yr, deaths per 100 crashes and after dark.
The headline for Seneca: I-44 deadliest road: 4 fatal truck crashes within 10 miles of Seneca since 2015.
Overview
Since 2015, 854 crashes involving commercial trucks have been reported in Newton County. They injured 342 people and killed 35.
Across the years with complete reporting, that is roughly one truck crash every 5 days.
Only 19 truck crashes were reported in Seneca since 2015; patterns below come from Newton County as a whole.
When crashes happen
Truck crashes peak in October (10.2% of the year) and are lowest in April (6.9%).
The five winter months (November to March) hold 42.1% of truck crashes, against 40.7% across Missouri.
By time of day, 1–2 pm stands out with 8.0% of truck crashes.
4.9% 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 Seneca is I-44, with 4 fatal large-truck crashes since 2015. After it: SR-10 (2), SR-43 (1) and SR-86 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 10 crashes, 1.2% of the total, against 2.2% across Missouri.
Route planning tips for Seneca fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Newton County.
- Check whether your routes use I-44, the road with the most fatal truck crashes in this area.
- 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 Newton County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-44 | 4 |
| SR-10 | 2 |
| SR-43 | 1 |
| SR-86 | 1 |
| Sr-Cc | 1 |
| US-412 | 1 |
| US-60 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Newton County) |
|---|---|
| Is 44 | 162 |
| Is 49 | 132 |
| US-60 | 107 |
| Mo 43 | 60 |
| Mo 86 | 52 |
| Mo 59 | 52 |
| Lp 49 | 18 |
| Rt Ff | 14 |
Seneca at a glance
| Population | 2,316 |
| Land area | 2.6 sq mi |
| Density | 905 per sq mi |
| Median household income (ZIP 64865) | $60,846 |
| Median home value (ZIP 64865) | $199,460 |
Waste facilities and haulers nearby
Historical data: truck crashes in Newton 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 | 68 | — | 2.3 |
| 2000s | 40 | -42% | 3.5 |
| 2010s | 49 | +24% | 1.4 |
| 2020s | 80 | +63% | 3.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 68 to 80. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 1.8 a year in 2016–19, 3.6 a year in 2020–24.
Nearby places
Questions fleets ask about Seneca
How many truck accidents are there in Seneca?
854 truck crashes have been reported in Newton County since 2015, with 35 deaths and 342 injuries.
Where do fatal truck crashes happen most in Seneca?
NHTSA data shows I-44 with 4 fatal large-truck crashes within 10 miles of Seneca since 2015, the highest of any road.
What is the worst month for truck crashes in Seneca?
Truck crashes in Newton County peak in October, with 10.2% of the year's crashes.
How many garbage truck crashes are there in Seneca?
Since 2015, Newton County has reported 10 garbage-truck crashes, or 1.2% of its truck crashes.
What is the truck crash rate in Seneca compared with Missouri?
Newton County records 120.4 truck crashes per 100,000 residents a year, against 85.9 across Missouri.
How can I plan a safer truck route in Seneca?
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.