ZIP 61435 (Gerlaw, IL) truck route planning & crash data
Plan safer truck routes around ZIP 61435: commercial truck and garbage truck crashes here and in Warren County, 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
7 of 181 truck crashes since 2015.
Deadliest roads
How Warren County compares with Illinois
Warren County against Illinois and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Warren County stands out
Full comparison
| Measure (2015–2025) | Warren County | Illinois | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 96.4 | 56.0 | 49.7 | 1.7× the state |
| Deaths per 100 crashes | 3.5 | 2.6 | 3.4 | 1.3× the state |
| Injuries per crash | 0.54 | 0.50 | 0.49 | 1.1× the state |
| Garbage-truck share | 3.5% | 1.4% | 2.3% | 2.6× the state |
| On snow, slush or ice | 15.7% | 9.0% | 6.2% | 1.7× the state |
| Morning rush (6–10 am) | 22.7% | 24.3% | 23.7% | same |
| In rain, sleet or snow | 23.8% | 17.9% | 13.8% | 1.3× the state |
| Winter months (Nov–Mar) | 47.1% | 42.0% | 41.9% | 1.1× the state |
| After dark | 26.2% | 24.1% | 24.8% | 1.1× the state |
It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
What stands out in Warren County: 1 in 29 garbage-truck share of crashes is 3.5%, against 1.4% for Illinois.
Overview
Since 2015, 181 crashes involving commercial trucks have been reported in Warren County. They injured 100 people and killed 7.
That averages about one truck crash every 23 days in fully reported years.
When crashes happen
Truck crashes peak in September (12.7% of the year) and are lowest in July (4.4%).
The five winter months (November to March) hold 47.1% of truck crashes, against 42.0% across Illinois.
The busiest hour is 12–1 pm, with 9.9% of truck crashes.
15.7% of truck crashes here happened on snow, slush or ice, against 9.0% across Illinois.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 61435 since 2015: 6th St (1), SR-164 (1) and US-67 (1). No single road stands out.
Garbage & waste trucks
7 crashes involved a garbage or refuse truck, a 3.9% share (Illinois: 1.4%).
Route planning tips for ZIP 61435 fleets
- Plan September schedules with more margin; it is the worst month for truck crashes in Warren County.
- Icy and snowy roads show up in 15.7% of truck crashes here, more than Illinois; 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 Warren County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| 6th St | 1 |
| SR-164 | 1 |
| US-67 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Warren County) |
|---|---|
| US-34 | 36 |
| US-67 | 25 |
| Il-110 | 13 |
| 180Th Ave | 8 |
| Il-164 | 5 |
| W Us-34 | 3 |
| North Main St | 3 |
| N Main St | 3 |
ZIP 61435 at a glance
| Population | 271 |
| Density | 6 per sq mi |
| Home ownership | 44% |
Waste facilities and haulers nearby
Historical data: truck crashes in Warren 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 | 7 | — | 1.1 |
| 2000s | 9 | +37% | 0.4 |
| 2010s | 13 | +44% | 0.3 |
| 2020s | 18 | +36% | 0.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 7 to 18. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 0.8 a year in 2016–19, 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 61435
How many truck accidents are there in ZIP 61435?
Since 2015, 181 crashes involving commercial trucks were reported in Warren County (100 injured, 7 killed).
Which month has the most truck crashes in ZIP 61435?
The worst month is September: 12.7% of truck crashes in Warren County happen then.
How many garbage truck crashes are there in ZIP 61435?
Since 2015, Warren County has reported 7 garbage-truck crashes, or 3.9% of its truck crashes.
What is the truck crash rate in ZIP 61435 compared with Illinois?
Warren County records 96.4 truck crashes per 100,000 residents a year, against 56.0 across Illinois.
What is the best way to plan truck routes in ZIP 61435?
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.