St. Clair County, IL truck route planning & crash data
Plan safer truck routes in St. Clair 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
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 |
Compared with Illinois, St. Clair County is lower on on snow, slush or ice and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for St. Clair County: I-64 deadliest road: 8 fatal truck crashes in St. Clair County since 2015.
Overview
St. Clair County has recorded 2,013 truck crashes since 2015, with 1,143 people injured and 59 killed.
Across the years with complete reporting, that is roughly one truck crash every 2 days.
When crashes happen
Truck crashes peak in January (10.0% of the year) and are lowest in September (6.9%).
November through March accounts for 43.0% of truck crashes here, compared with 42.0% in Illinois.
More truck crashes happen at 2–3 pm than at any other hour (7.5%).
Road surface: 4.4% of truck crashes were on snow, slush or ice (Illinois: 9.0%).
Where crashes happen
Within this area, I-64 had the most fatal crashes involving a large truck since 2015 (8). Next come I-55 (6), SR-158 (4) and SR-3 (4).
Garbage & waste trucks
37 crashes involved a garbage or refuse truck, a 1.8% share (Illinois: 1.4%).
Their busiest month is December, with 16% of garbage-truck crashes.
Per 100 crashes, garbage trucks recorded 0.0 deaths compared with 3.0 for all trucks.
Route planning tips for St. Clair County fleets
- Build extra time into January routes: it has the most truck crashes here.
- Look at alternatives to I-64 at busy times: it leads this area in fatal truck crashes.
- Garbage-truck crashes here peak in December; 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
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 St. Clair County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in St. Clair County) |
|---|---|
| I-64 | 8 |
| I-55 | 6 |
| SR-158 | 4 |
| SR-3 | 4 |
| US-50 | 3 |
| I-255 | 2 |
| I-70 | 2 |
| SR-13 | 2 |
| SR-161 | 2 |
| 50th St | 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 |
St. Clair County at a glance
| Population | 251,149 |
| Land area | 657.7 sq mi |
| Density | 382 per sq mi |
| Median household income (ZIP average) | $76,235 |
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 |
In the 1990s about 67 truck crashes a year were reported; in the 2020s, about 180. Reporting coverage also changed between these periods. NHTSA counts 4.5 fatal large-truck crashes a year in 2016–19 and 4.8 a year in 2020–24.
Cities, towns & communities in St. Clair County
ZIP codes in St. Clair County
Nearby counties
Questions fleets ask about St. Clair County
How many truck accidents are there in St. Clair County?
Since 2015, 2,013 crashes involving commercial trucks were reported in St. Clair County (1,143 injured, 59 killed).
Which road has the most fatal truck crashes in St. Clair County?
I-64 had 8 fatal crashes involving a large truck in St. Clair County since 2015, more than any other road.
What is the worst month for truck crashes in St. Clair County?
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 St. Clair County?
Garbage trucks were involved in 37 reported crashes in St. Clair County since 2015 (1.8% of truck crashes).
How do truck crashes in St. Clair County compare with Illinois?
The yearly rate is 68.3 truck crashes per 100,000 residents in St. Clair County, vs 56.0 for Illinois.
How do I plan a garbage truck route in St. Clair County?
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.