Williamson, IL truck route planning & crash data
Plan safer truck routes in Williamson: commercial truck and garbage truck crashes in Williamson and Madison County, dangerous roads, seasonality and route safety data for fleets. Patterns use Madison County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
3.6 deaths per 100 garbage-truck crashes vs 3.3 for all trucks.
Deadliest roads
How Madison County compares with Illinois
Madison County against Illinois and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Madison County stands out
Full comparison
| Measure (2015–2025) | Madison County | Illinois | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 68.7 | 56.0 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 3.3 | 2.6 | 3.4 | 1.3× the state |
| Injuries per crash | 0.52 | 0.50 | 0.49 | same |
| Garbage-truck share | 1.4% | 1.4% | 2.3% | same |
| On snow, slush or ice | 7.5% | 9.0% | 6.2% | 17% below the state |
| Morning rush (6–10 am) | 24.8% | 24.3% | 23.7% | same |
| In rain, sleet or snow | 16.8% | 17.9% | 13.8% | same |
| Winter months (Nov–Mar) | 41.6% | 42.0% | 41.9% | same |
| After dark | 24.4% | 24.1% | 24.8% | same |
Madison County has lower values than Illinois for on snow, slush or ice. It runs above Illinois on crashes per 100k residents / yr and deaths per 100 crashes.
Madison County at a glance: July more garbage-truck crashes happen in July than in any other month (23%).
Overview
Madison County has recorded 2,114 truck crashes since 2015, with 1,077 people injured and 70 killed.
In complete reporting years that works out to about one truck crash every 2 days.
Williamson had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Madison County numbers.
When crashes happen
The worst month is January with 9.6% of truck crashes; the quietest is February at 7.2%.
November through March accounts for 41.6% of truck crashes here, compared with 42.0% in Illinois.
The busiest hour is 12–1 pm, with 7.4% of truck crashes.
Road surface: 7.5% of truck crashes were on snow, slush or ice (Illinois: 9.0%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Williamson since 2015: I-55 (2), SR-4 (2) and Ts-New Douglas Rd (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 31 crashes, 1.5% of the total, against 1.4% across Illinois.
The most garbage-truck crashes happen in July (23%).
Per 100 crashes, garbage trucks recorded 3.6 deaths compared with 3.3 for all trucks.
Route planning tips for Williamson fleets
- Build extra time into January routes: it has the most truck crashes here.
- For residential and commercial waste routes, look again at July schedules: garbage-truck crashes peak then.
- 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 Madison County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-55 | 2 |
| SR-4 | 2 |
| Ts-New Douglas Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Madison County) |
|---|---|
| I-55 | 340 |
| I-270 | 250 |
| I-70 | 169 |
| I-255 | 51 |
| Il-3 | 43 |
| SR-3 | 41 |
| Il-4 | 31 |
| SR-111 | 31 |
Williamson at a glance
| Population | 174 |
| Land area | 1.2 sq mi |
| Density | 149 per sq mi |
| Median household income (ZIP 62058) | $62,240 |
| Median home value (ZIP 62058) | $100,491 |
Waste facilities and haulers nearby
Historical data: truck crashes in Madison 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 | 79 | — | 4.7 |
| 2000s | 130 | +65% | 4.7 |
| 2010s | 167 | +29% | 3.8 |
| 2020s | 184 | +10% | 4.8 |
Reported truck crashes averaged 79 a year in the 1990s and 184 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 3.8 a year in 2016–19 and 4.8 a year in 2020–24.
Nearby places
Questions fleets ask about Williamson
How common are truck crashes in Williamson?
2,114 truck crashes have been reported in Madison County since 2015, with 70 deaths and 1,077 injuries.
What is the worst month for truck crashes in Williamson?
January has the most truck crashes in Madison County, 9.6% of the yearly total.
Are garbage truck crashes common in Williamson?
Since 2015, Madison County has reported 31 garbage-truck crashes, or 1.5% of its truck crashes.
How do truck crashes in Williamson compare with Illinois?
The yearly rate is 68.7 truck crashes per 100,000 residents in Madison County, vs 56.0 for Illinois.
How can I plan a safer truck route in Williamson?
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.