Colp, IL truck route planning & crash data
Plan safer truck routes in Colp: commercial truck and garbage truck crashes in Colp and Williamson County, dangerous roads, seasonality and route safety data for fleets. Patterns use Williamson County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
4 of 611 truck crashes since 2015.
Deadliest roads
How Williamson County compares with Illinois
Williamson County against Illinois and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Williamson County stands out
Full comparison
| Measure (2015–2025) | Williamson County | Illinois | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 77.1 | 56.0 | 49.7 | 1.4× the state |
| Deaths per 100 crashes | 6.5 | 2.6 | 3.4 | 2.5× the state |
| Injuries per crash | 0.51 | 0.50 | 0.49 | same |
| Garbage-truck share | 0.7% | 1.4% | 2.3% | 49% below the state |
| On snow, slush or ice | 4.6% | 9.0% | 6.2% | 49% below the state |
| Morning rush (6–10 am) | 19.2% | 24.3% | 23.7% | 21% below the state |
| In rain, sleet or snow | 16.5% | 17.9% | 13.8% | 8% below the state |
| Winter months (Nov–Mar) | 40.8% | 42.0% | 41.9% | same |
| After dark | 28.8% | 24.1% | 24.8% | 1.2× the state |
Compared with Illinois, Williamson County is lower on garbage-truck share, on snow, slush or ice and morning rush (6–10 am). It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and after dark.
Williamson County at a glance: 6.5 deaths per 100 truck crashes, vs 2.6 in Illinois.
Overview
Since 2015, 611 crashes involving commercial trucks have been reported in Williamson County. They injured 314 people and killed 37.
In complete reporting years that works out to about one truck crash every 7 days.
Colp had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Williamson County numbers.
When crashes happen
The worst month is July with 11.8% of truck crashes; the quietest is May at 4.6%.
November through March accounts for 40.8% of truck crashes here, compared with 42.0% in Illinois.
By time of day, 2–3 pm stands out with 7.2% of truck crashes.
4.6% of truck crashes here happened on snow, slush or ice, against 9.0% across Illinois.
Where crashes happen
Within this area, I-57 had the most fatal crashes involving a large truck since 2015 (8). It is followed by SR-148 (5), SR-37 (2) and E Clark Trail (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 4 crashes, 0.7% of the total, against 1.4% across Illinois.
Route planning tips for Colp fleets
- Plan July schedules with more margin; it is the worst month for truck crashes in Williamson County.
- Look at alternatives to I-57 at busy times: it leads this area in fatal truck crashes.
- 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 Williamson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-57 | 8 |
| SR-148 | 5 |
| SR-37 | 2 |
| E Clark Trail | 1 |
| Main St | 1 |
| SR-149 | 1 |
| US-51 | 1 |
| W Main St | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Williamson County) |
|---|---|
| I-57 | 257 |
| W Deyoung St | 32 |
| Il-37 | 17 |
| I-24 | 15 |
| Il-13 | 13 |
| N Refuge Rd | 12 |
| Halfway Rd | 9 |
| I-057 | 9 |
Colp at a glance
| Population | 175 |
| Land area | 0.1 sq mi |
| Density | 1,306 per sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Williamson 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 | 16 | — | 1.3 |
| 2000s | 29 | +83% | 1.3 |
| 2010s | 46 | +58% | 1.6 |
| 2020s | 51 | +11% | 2.6 |
Reported truck crashes averaged 16 a year in the 1990s and 51 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 3.0 a year in 2016–19 and 2.6 a year in 2020–24.
Nearby places
Questions fleets ask about Colp
How common are truck crashes in Colp?
611 truck crashes have been reported in Williamson County since 2015, with 37 deaths and 314 injuries.
Which road has the most fatal truck crashes in Colp?
Since 2015, I-57 has had the most fatal large-truck crashes within 10 miles of Colp: 8.
What is the worst month for truck crashes in Colp?
July has the most truck crashes in Williamson County, 11.8% of the yearly total.
How many garbage truck crashes are there in Colp?
Since 2015, Williamson County has reported 4 garbage-truck crashes, or 0.7% of its truck crashes.
How do truck crashes in Colp compare with Illinois?
The yearly rate is 77.1 truck crashes per 100,000 residents in Williamson County, vs 56.0 for Illinois.
How can I plan a safer truck route in Colp?
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.