Johnson County, IL truck route planning & crash data
Plan safer truck routes in Johnson 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
1 of 228 truck crashes since 2015.
Deadliest roads
How Johnson County compares with Illinois
Johnson County against Illinois and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Johnson County stands out
Full comparison
| Measure (2015–2025) | Johnson County | Illinois | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 152.2 | 56.0 | 49.7 | 2.7× the state |
| Deaths per 100 crashes | 2.2 | 2.6 | 3.4 | 15% below the state |
| Injuries per crash | 0.57 | 0.50 | 0.49 | 1.1× the state |
| Garbage-truck share | 0.4% | 1.4% | 2.3% | 67% below the state |
| On snow, slush or ice | 5.8% | 9.0% | 6.2% | 35% below the state |
| Morning rush (6–10 am) | 18.8% | 24.3% | 23.7% | 23% below the state |
| In rain, sleet or snow | 13.9% | 17.9% | 13.8% | 22% below the state |
| Winter months (Nov–Mar) | 37.7% | 42.0% | 41.9% | 10% below the state |
| After dark | 37.2% | 24.1% | 24.8% | 1.5× the state |
Compared with Illinois, Johnson County is lower on deaths per 100 crashes, garbage-truck share and on snow, slush or ice. It stands out for higher crashes per 100k residents / yr, injuries per crash and after dark.
Johnson County at a glance: 1 in 222 garbage-truck share of crashes is 0.4%, against 1.4% for Illinois.
Overview
Johnson County has recorded 228 truck crashes since 2015, with 130 people injured and 5 killed.
Across the years with complete reporting, that is roughly one truck crash every 18 days.
When crashes happen
August has the most truck crashes, 10.1% of the yearly total, while January has the fewest (6.1%).
November through March accounts for 37.7% of truck crashes here, compared with 42.0% in Illinois.
By time of day, 6–7 am stands out with 7.5% of truck crashes.
5.8% 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 (2). After it: I-24 (1), Old Route 146 Loop (1) and US-45 (1).
Garbage & waste trucks
Garbage trucks account for 1 of the truck crashes here, or 0.4%, compared with 1.4% in Illinois.
Route planning tips for Johnson County fleets
- Build extra time into August routes: it has the most truck crashes here.
- Check whether your routes use I-57, the road with the most fatal truck crashes in this area.
- 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 Johnson County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Johnson County) |
|---|---|
| I-57 | 2 |
| I-24 | 1 |
| Old Route 146 Loop | 1 |
| US-45 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Johnson County) |
|---|---|
| I-24 | 123 |
| I-57 | 33 |
| Il-146 | 14 |
| Il-37 | 13 |
| US-45 | 4 |
| Dongola-Cypress Road | 2 |
| I-024 | 2 |
| Mp I024 23 | 2 |
Johnson County at a glance
| Population | 13,320 |
| Land area | 343.7 sq mi |
| Density | 39 per sq mi |
| Median household income (ZIP average) | $59,254 |
Waste facilities and haulers nearby
Historical data: truck crashes in Johnson 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 | — | 0.7 |
| 2000s | 10 | +58% | 0.4 |
| 2010s | 16 | +59% | 0.4 |
| 2020s | 22 | +32% | 0.2 |
Reported truck crashes averaged 7 a year in the 1990s and 22 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.8 a year in 2016–19, 0.2 a year in 2020–24.
Cities, towns & communities in Johnson County
ZIP codes in Johnson County
Nearby counties
Questions fleets ask about Johnson County
How many truck accidents are there in Johnson County?
Since 2015, 228 crashes involving commercial trucks were reported in Johnson County (130 injured, 5 killed).
Where do fatal truck crashes happen most in Johnson County?
NHTSA data shows I-57 with 2 fatal large-truck crashes in Johnson County since 2015, the highest of any road.
Which month has the most truck crashes in Johnson County?
August has the most truck crashes in Johnson County, 10.1% of the yearly total.
How many garbage truck accidents happen in Johnson County?
1 crash involving garbage or refuse trucks have been reported in Johnson County since 2015, 0.4% of all truck crashes.
How do truck crashes in Johnson County compare with Illinois?
Per 100,000 residents, Johnson County has 152.2 truck crashes a year; Illinois has 56.0.
What is the best way to plan truck routes in Johnson County?
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.