St. Clair, MO truck route planning & crash data
Plan safer truck routes in St. Clair: commercial truck and garbage truck crashes in St. Clair and Franklin County, dangerous roads, seasonality and route safety data for fleets. Patterns use Franklin County numbers.
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 4.0 for all trucks.
Deadliest roads
How Franklin County compares with Missouri
Franklin County against Missouri and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Franklin County stands out
Full comparison
| Measure (2015–2025) | Franklin County | Missouri | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 131.1 | 85.9 | 49.7 | 1.5× the state |
| Deaths per 100 crashes | 4.0 | 2.7 | 3.4 | 1.5× the state |
| Injuries per crash | 0.41 | 0.44 | 0.49 | same |
| Garbage-truck share | 1.9% | 2.2% | 2.3% | 11% below the state |
| On snow, slush or ice | 8.0% | 7.2% | 6.2% | 1.1× the state |
| Morning rush (6–10 am) | 23.4% | 22.8% | 23.7% | same |
| In rain, sleet or snow | 12.5% | 10.7% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 40.0% | 40.7% | 41.9% | same |
| After dark | 24.4% | 24.7% | 24.8% | same |
Compared with Missouri, Franklin County is lower on garbage-truck share. It runs above Missouri on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
What stands out in St. Clair: I-44 deadliest road: 9 fatal truck crashes within 10 miles of St. Clair since 2015.
Overview
Since 2015, 1,643 crashes involving commercial trucks have been reported in Franklin County. They injured 675 people and killed 64.
Across the years with complete reporting, that is roughly one truck crash every 3 days.
With 186 truck crashes reported in St. Clair since 2015, this page uses Franklin County numbers for its patterns and comparisons.
When crashes happen
June has the most truck crashes, 11.0% of the yearly total, while March has the fewest (7.1%).
The five winter months (November to March) hold 40.0% of truck crashes, against 40.7% across Missouri.
More truck crashes happen at 3–4 pm than at any other hour (8.2%).
Snow, slush or ice was on the road in 8.0% of truck crashes, compared with 7.2% in Missouri.
Where crashes happen
The deadliest road for trucks within 10 miles of St. Clair is I-44, with 9 fatal large-truck crashes since 2015. Next come SR-30 (2), US-50 (2) and CR-OLD Us 50 (1).
Garbage & waste trucks
31 crashes involved a garbage or refuse truck, a 1.9% share (Missouri: 2.2%).
The most garbage-truck crashes happen in June (19%).
They recorded 0.0 deaths per 100 crashes, against 4.0 for all trucks.
Route planning tips for St. Clair fleets
- Review driver schedules for June, the month with the most truck crashes.
- Check whether your routes use I-44, the road with the most fatal truck crashes in this area.
- For residential and commercial waste routes, look again at June schedules: garbage-truck crashes peak then.
- Icy and snowy roads show up in 8.0% of truck crashes here, more than Missouri; schedule winter checks early.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Franklin County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-44 | 9 |
| SR-30 | 2 |
| US-50 | 2 |
| CR-OLD Us 50 | 1 |
| SR-47 | 1 |
| Sr-Ah | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Franklin County) |
|---|---|
| Is 44 | 900 |
| US-50 | 118 |
| Mo 47 | 93 |
| Mo 100 | 92 |
| Mo 185 | 40 |
| Mo 30 | 33 |
| Rt H | 13 |
| Rt O | 12 |
St. Clair at a glance
| Population | 4,748 |
| Land area | 4.8 sq mi |
| Density | 985 per sq mi |
| Median household income (ZIP 63077) | $56,281 |
| Median home value (ZIP 63077) | $180,497 |
Waste facilities and haulers nearby
Historical data: truck crashes in Franklin 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 | 87 | — | 3.4 |
| 2000s | 80 | -8% | 3.2 |
| 2010s | 91 | +13% | 2.8 |
| 2020s | 150 | +65% | 2.8 |
In the 1990s about 87 truck crashes a year were reported; in the 2020s, about 150. Reporting coverage also changed between these periods. NHTSA counts 3.2 fatal large-truck crashes a year in 2016–19 and 2.8 a year in 2020–24.
Nearby places
Questions fleets ask about St. Clair
How many truck crashes happen in St. Clair?
Franklin County has had 1,643 reported truck crashes since 2015, injuring 675 people and killing 64.
Which road has the most fatal truck crashes in St. Clair?
Since 2015, I-44 has had the most fatal large-truck crashes within 10 miles of St. Clair: 9.
Which month has the most truck crashes in St. Clair?
The worst month is June: 11.0% of truck crashes in Franklin County happen then.
Are garbage truck crashes common in St. Clair?
31 crashes involving garbage or refuse trucks have been reported in Franklin County since 2015, 1.9% of all truck crashes.
What is the truck crash rate in St. Clair compared with Missouri?
The yearly rate is 131.1 truck crashes per 100,000 residents in Franklin County, vs 85.9 for Missouri.
What is the best way to plan truck routes in St. Clair?
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.