O'Fallon, IL truck route planning & crash data
Plan safer truck routes in O'Fallon: commercial truck and garbage truck crashes in O'Fallon and St. Clair County, dangerous roads, seasonality and route safety data for fleets. Patterns use St. Clair 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 3.0 for all trucks.
Deadliest roads
How St. Clair County compares with Illinois
St. Clair County against Illinois and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where St. Clair County stands out
Full comparison
| Measure (2015–2025) | St. Clair County | Illinois | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 68.3 | 56.0 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 3.0 | 2.6 | 3.4 | 1.2× the state |
| Injuries per crash | 0.57 | 0.50 | 0.49 | 1.1× the state |
| Garbage-truck share | 1.8% | 1.4% | 2.3% | 1.4× the state |
| On snow, slush or ice | 4.4% | 9.0% | 6.2% | 51% below the state |
| Morning rush (6–10 am) | 23.4% | 24.3% | 23.7% | same |
| In rain, sleet or snow | 15.3% | 17.9% | 13.8% | 14% below the state |
| Winter months (Nov–Mar) | 43.0% | 42.0% | 41.9% | same |
| After dark | 24.4% | 24.1% | 24.8% | same |
St. Clair County has lower values than Illinois for on snow, slush or ice and in rain, sleet or snow. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
O'Fallon at a glance: I-64 deadliest road: 6 fatal truck crashes within 10 miles of O'Fallon since 2015.
Overview
St. Clair County has recorded 2,013 truck crashes since 2015, with 1,143 people injured and 59 killed.
That averages about one truck crash every 2 days in fully reported years.
O'Fallon had 141 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use St. Clair County numbers.
When crashes happen
January has the most truck crashes, 10.0% of the yearly total, while September has the fewest (6.9%).
November through March accounts for 43.0% of truck crashes here, compared with 42.0% in Illinois.
The busiest hour is 2–3 pm, with 7.5% of truck crashes.
Road surface: 4.4% of truck crashes were on snow, slush or ice (Illinois: 9.0%).
Where crashes happen
I-64 leads within 10 miles of O'Fallon with 6 fatal crashes involving a large truck since 2015. After it: US-50 (3), I-255 (2) and I-55 (2).
Garbage & waste trucks
37 crashes involved a garbage or refuse truck, a 1.8% share (Illinois: 1.4%).
Garbage-truck crashes peak in December (16% of them).
Deaths per 100 garbage-truck crashes: 0.0, vs 3.0 for all truck crashes.
Route planning tips for O'Fallon fleets
- Plan January schedules with more margin; it is the worst month for truck crashes in St. Clair County.
- Where you can, review stops along I-64; it has the most fatal large-truck crashes nearby.
- Garbage-truck crashes here peak in December; review collection routes for that month.
- 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 St. Clair County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-64 | 6 |
| US-50 | 3 |
| I-255 | 2 |
| I-55 | 2 |
| SR-4 | 2 |
| Bethel Mine Rd | 1 |
| Lake Dr | 1 |
| Milburn School Rd | 1 |
| S Belt W | 1 |
| SR-157 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (St. Clair County) |
|---|---|
| I-64 | 421 |
| I-55 | 231 |
| I-255 | 118 |
| Mississippi Ave | 59 |
| I-70 | 50 |
| Il-13 | 20 |
| US-50 | 19 |
| Camp Jackson Rd | 17 |
O'Fallon at a glance
| Population | 32,169 |
| Land area | 15.8 sq mi |
| Density | 2,035 per sq mi |
| Median household income (ZIP 62269) | $103,818 |
| Median home value (ZIP 62269) | $288,995 |
Waste facilities and haulers nearby
Historical data: truck crashes in St. Clair 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 | 67 | — | 5.2 |
| 2000s | 117 | +74% | 3.4 |
| 2010s | 143 | +23% | 3.4 |
| 2020s | 180 | +26% | 4.8 |
From the 1990s to the 2020s, yearly reported truck crashes went from 67 to 180. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 4.5 a year in 2016–19, 4.8 a year in 2020–24.
Nearby places
Questions fleets ask about O'Fallon
How many truck accidents are there in O'Fallon?
Since 2015, 2,013 crashes involving commercial trucks were reported in St. Clair County (1,143 injured, 59 killed).
Where do fatal truck crashes happen most in O'Fallon?
Since 2015, I-64 has had the most fatal large-truck crashes within 10 miles of O'Fallon: 6.
When do most truck crashes happen in O'Fallon?
Truck crashes in St. Clair County peak in January, with 10.0% of the year's crashes.
How many garbage truck crashes are there in O'Fallon?
Since 2015, St. Clair County has reported 37 garbage-truck crashes, or 1.8% of its truck crashes.
How does O'Fallon compare with Illinois for truck crashes?
St. Clair County records 68.3 truck crashes per 100,000 residents a year, against 56.0 across Illinois.
How can I plan a safer truck route in O'Fallon?
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.