Williams, IL truck route planning & crash data
Plan safer truck routes in Williams: commercial truck and garbage truck crashes in Williams and Sangamon County, dangerous roads, seasonality and route safety data for fleets. Patterns use Sangamon County numbers.
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 2.4 for all trucks.
Deadliest roads
How Sangamon County compares with Illinois
Sangamon County against Illinois and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sangamon County stands out
Full comparison
| Measure (2015–2025) | Sangamon County | Illinois | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 53.3 | 56.0 | 49.7 | same |
| Deaths per 100 crashes | 2.4 | 2.6 | 3.4 | 8% below the state |
| Injuries per crash | 0.49 | 0.50 | 0.49 | same |
| Garbage-truck share | 2.5% | 1.4% | 2.3% | 1.8× the state |
| On snow, slush or ice | 14.6% | 9.0% | 6.2% | 1.6× the state |
| Morning rush (6–10 am) | 25.0% | 24.3% | 23.7% | same |
| In rain, sleet or snow | 20.0% | 17.9% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 45.5% | 42.0% | 41.9% | 1.1× the state |
| After dark | 24.4% | 24.1% | 24.8% | same |
Sangamon County sits below Illinois on deaths per 100 crashes. Where it is higher: garbage-truck share, on snow, slush or ice and in rain, sleet or snow.
What stands out in Sangamon County: 1 in 41 crashes involve a garbage truck (28 since 2015), vs 1.4% across Illinois.
Overview
Police reported 1,219 crashes involving commercial trucks in Sangamon County since 2015: 598 people were injured and 31 were killed.
In complete reporting years that works out to about one truck crash every 4 days.
With 115 truck crashes reported in Williams since 2015, this page uses Sangamon County numbers for its patterns and comparisons.
When crashes happen
February has the most truck crashes, 12.0% of the yearly total, while April has the fewest (5.8%).
The five winter months (November to March) hold 45.5% of truck crashes, against 42.0% across Illinois.
By time of day, 7–8 am stands out with 7.4% of truck crashes.
Snow, slush or ice was on the road in 14.6% of truck crashes, compared with 9.0% in Illinois.
Where crashes happen
Within this area, I-55 had the most fatal crashes involving a large truck since 2015 (7). It is followed by North Grand Ave (1), Peoria Rd I-55 Business Loop (1) and SR-29 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 28 crashes, 2.3% of the total, against 1.4% across Illinois.
Their busiest month is October, with 25% of garbage-truck crashes.
Deaths per 100 garbage-truck crashes: 0.0, vs 2.4 for all truck crashes.
Route planning tips for Williams fleets
- Review driver schedules for February, the month with the most truck crashes.
- Check whether your routes use I-55, the road with the most fatal truck crashes in this area.
- Waste haulers: October is the peak month for garbage-truck crashes in Sangamon County.
- Icy and snowy roads show up in 14.6% of truck crashes here, more than Illinois; schedule winter checks early.
- 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 Sangamon County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-55 | 7 |
| North Grand Ave | 1 |
| Peoria Rd I-55 Business Loop | 1 |
| SR-29 | 1 |
| SR-54 | 1 |
| Sr- 29 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sangamon County) |
|---|---|
| I-55 | 454 |
| I-72 | 121 |
| Il-104 | 13 |
| Il-97 | 12 |
| Il-29 | 12 |
| I-055 | 11 |
| I-55 (Sb) | 10 |
| Veterans | 9 |
Williams at a glance
| Population | 3,426 |
| Land area | 42.8 sq mi |
| Density | 80 per sq mi |
| Median household income (ZIP 62684) | $139,196 |
| Median home value (ZIP 62684) | $311,046 |
Waste facilities and haulers nearby
Historical data: truck crashes in Sangamon 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 | 37 | — | 1.8 |
| 2000s | 64 | +74% | 1.1 |
| 2010s | 92 | +44% | 1.9 |
| 2020s | 108 | +17% | 4.0 |
From the 1990s to the 2020s, yearly reported truck crashes went from 37 to 108. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 2.0 a year in 2016–19 and 4.0 a year in 2020–24.
Nearby places
Questions fleets ask about Williams
How many truck crashes happen in Williams?
Since 2015, 1,219 crashes involving commercial trucks were reported in Sangamon County (598 injured, 31 killed).
What is the most dangerous road for trucks in Williams?
Since 2015, I-55 has had the most fatal large-truck crashes within 10 miles of Williams: 7.
When do most truck crashes happen in Williams?
The worst month is February: 12.0% of truck crashes in Sangamon County happen then.
How many garbage truck accidents happen in Williams?
28 crashes involving garbage or refuse trucks have been reported in Sangamon County since 2015, 2.3% of all truck crashes.
What is the truck crash rate in Williams compared with Illinois?
The yearly rate is 53.3 truck crashes per 100,000 residents in Sangamon County, vs 56.0 for Illinois.
What is the best way to plan truck routes in Williams?
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.