Westley, CA truck route planning & crash data
Plan safer truck routes in Westley: commercial truck and garbage truck crashes in Westley and Stanislaus County, dangerous roads, seasonality and route safety data for fleets. Patterns use Stanislaus County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
5.0 deaths per 100 garbage-truck crashes vs 4.9 for all trucks.
Deadliest roads
How Stanislaus County compares with California
Stanislaus County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Stanislaus County stands out
Full comparison
| Measure (2015–2025) | Stanislaus County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 43.6 | 33.2 | 49.7 | 1.3× the state |
| Deaths per 100 crashes | 4.9 | 3.6 | 3.4 | 1.4× the state |
| Injuries per crash | 0.47 | 0.44 | 0.49 | same |
| Garbage-truck share | 1.5% | 1.6% | 2.3% | 9% below the state |
| On snow, slush or ice | 0.2% | 0.9% | 6.2% | 80% below the state |
| Morning rush (6–10 am) | 24.3% | 23.5% | 23.7% | same |
| In rain, sleet or snow | 4.6% | 6.5% | 13.8% | 29% below the state |
| Winter months (Nov–Mar) | 37.8% | 40.2% | 41.9% | same |
| After dark | 29.4% | 29.1% | 24.8% | same |
Stanislaus County has lower values than California for garbage-truck share, on snow, slush or ice and in rain, sleet or snow. It runs above California on crashes per 100k residents / yr and deaths per 100 crashes.
What stands out in Stanislaus County: 0.2% of truck crashes happened on snow, slush or ice, vs 0.9% in California.
Overview
Since 2015, 2,777 crashes involving commercial trucks have been reported in Stanislaus County. They injured 1,318 people and killed 135.
In complete reporting years that works out to about one truck crash every 2 days.
Westley had 2 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Stanislaus County numbers.
When crashes happen
The worst month is October with 10.1% of truck crashes; the quietest is February at 6.3%.
November through March accounts for 37.8% of truck crashes here, compared with 40.2% in California.
More truck crashes happen at 7–8 am than at any other hour (7.6%).
Snow, slush or ice was on the road in 0.2% of truck crashes, compared with 0.9% in California.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Westley happened on I-5 (9), SR-132 (9), SR-33 (7), Kasson Road (1) and Sycamore Ave (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 40 of the truck crashes here, or 1.4%, compared with 1.6% in California.
Garbage-truck crashes peak in April (15% of them).
Per 100 crashes, garbage trucks recorded 5.0 deaths compared with 4.9 for all trucks.
Route planning tips for Westley fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Stanislaus County.
- Garbage-truck crashes here peak in April; review collection routes for that month.
- 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 Stanislaus County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-5 | 9 |
| SR-132 | 9 |
| SR-33 | 7 |
| Kasson Road | 1 |
| Sycamore Ave | 1 |
| W Grayson Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Stanislaus County) |
|---|---|
| Sr-99 N/B | 15 |
| SR-99 | 13 |
| I-5 | 12 |
| SR-132 | 10 |
| Mitchell Rd | 7 |
| State Route 99 (Southbound) | 5 |
| Sr132/Paradise Rd | 5 |
| SR-33 | 5 |
Westley at a glance
| Land area | 0.3 sq mi |
| Median household income (ZIP 95387) | $66,857 |
Waste facilities and haulers nearby
Historical data: truck crashes in Stanislaus 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 | — | — | 7.3 |
| 2000s | 166 | — | 9.2 |
| 2010s | 199 | +20% | 5.9 |
| 2020s | 256 | +29% | 12.0 |
Reported truck crashes averaged 166 a year in the 2000s and 256 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 6.5 a year in 2016–19, 12.0 a year in 2020–24.
Nearby places
Questions fleets ask about Westley
How many truck accidents are there in Westley?
Stanislaus County has had 2,777 reported truck crashes since 2015, injuring 1,318 people and killing 135.
What is the worst month for truck crashes in Westley?
The worst month is October: 10.1% of truck crashes in Stanislaus County happen then.
How many garbage truck crashes are there in Westley?
Since 2015, Stanislaus County has reported 40 garbage-truck crashes, or 1.4% of its truck crashes.
What is the truck crash rate in Westley compared with California?
Stanislaus County records 43.6 truck crashes per 100,000 residents a year, against 33.2 across California.
How do I plan a garbage truck route in Westley?
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.