Cowan, CA truck route planning & crash data
Plan safer truck routes in Cowan: commercial truck and garbage truck crashes in Cowan 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 |
Compared with California, Stanislaus County is lower on garbage-truck share, on snow, slush or ice and in rain, sleet or snow. Where it is higher: crashes per 100k residents / yr and deaths per 100 crashes.
The headline for Cowan: 2.3× change in fatal truck crashes a year within 10 miles of Cowan (2.8 → 6.2).
Overview
Since 2015, 2,777 crashes involving commercial trucks have been reported in Stanislaus County. They injured 1,318 people and killed 135.
Across the years with complete reporting, that is roughly one truck crash every 2 days.
Cowan had 0 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.
By time of day, 7–8 am stands out with 7.6% of truck crashes.
Snow, slush or ice was on the road in 0.2% of truck crashes, compared with 0.9% in California.
Where crashes happen
SR-99 leads within 10 miles of Cowan with 15 fatal crashes involving a large truck since 2015. Next come SR-132 (5), Crows Landing Rd (2) and Finch Rd (2).
Garbage & waste trucks
Garbage and refuse trucks were involved in 40 crashes, 1.4% of the total, against 1.6% across California.
Their busiest month is April, with 15% of garbage-truck crashes.
Per 100 crashes, garbage trucks recorded 5.0 deaths compared with 4.9 for all trucks.
Route planning tips for Cowan fleets
- Build extra time into October routes: it has the most truck crashes here.
- Check whether your routes use SR-99, the road with the most fatal truck crashes in this area.
- For residential and commercial waste routes, look again at April schedules: garbage-truck crashes peak then.
- 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 Stanislaus County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-99 | 15 |
| SR-132 | 5 |
| Crows Landing Rd | 2 |
| Finch Rd | 2 |
| Hatch Rd | 2 |
| Lander Ave | 2 |
| 6th St | 1 |
| CR-WOODLAND Ave | 1 |
| E Hatch Rd | 1 |
| E Keyes 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 |
Cowan at a glance
| Land area | 0.1 sq mi |
| Median household income (ZIP 95307) | $80,627 |
| Median home value (ZIP 95307) | $421,717 |
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 |
In the 2000s about 166 truck crashes a year were reported; in the 2020s, about 256. Reporting coverage also changed between these periods. NHTSA counts 6.5 fatal large-truck crashes a year in 2016–19 and 12.0 a year in 2020–24.
Nearby places
Questions fleets ask about Cowan
How many truck crashes happen in Cowan?
2,777 truck crashes have been reported in Stanislaus County since 2015, with 135 deaths and 1,318 injuries.
Which road has the most fatal truck crashes in Cowan?
NHTSA data shows SR-99 with 15 fatal large-truck crashes within 10 miles of Cowan since 2015, the highest of any road.
Which month has the most truck crashes in Cowan?
The worst month is October: 10.1% of truck crashes in Stanislaus County happen then.
Are garbage truck crashes common in Cowan?
40 crashes involving garbage or refuse trucks have been reported in Stanislaus County since 2015, 1.4% of all truck crashes.
How do truck crashes in Cowan compare with California?
Stanislaus County records 43.6 truck crashes per 100,000 residents a year, against 33.2 across California.
What is the best way to plan truck routes in Cowan?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.