ZIP 94546 (Castro Valley, CA) truck route planning & crash data
Plan safer truck routes around ZIP 94546: commercial truck and garbage truck crashes here and in Alameda 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
2.5 deaths per 100 garbage-truck crashes vs 1.9 for all trucks.
Deadliest roads
How Alameda County compares with California
Alameda County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Alameda County stands out
Full comparison
| Measure (2015–2025) | Alameda County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 34.0 | 33.2 | 49.7 | same |
| Deaths per 100 crashes | 1.9 | 3.6 | 3.4 | 47% below the state |
| Injuries per crash | 0.41 | 0.44 | 0.49 | same |
| Garbage-truck share | 1.3% | 1.6% | 2.3% | 20% below the state |
| On snow, slush or ice | 0.1% | 0.9% | 6.2% | 84% below the state |
| Morning rush (6–10 am) | 25.5% | 23.5% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 6.5% | 6.5% | 13.8% | same |
| Winter months (Nov–Mar) | 40.4% | 40.2% | 41.9% | same |
| After dark | 25.9% | 29.1% | 24.8% | 11% below the state |
Alameda County has lower values than California for deaths per 100 crashes, garbage-truck share and on snow, slush or ice. Where it is higher: morning rush (6–10 am).
Alameda County at a glance: 0.1% on snowy, slushy or icy roads, against 0.9% across California.
Overview
Alameda County has recorded 6,377 truck crashes since 2015, with 2,661 people injured and 121 killed.
Across the years with complete reporting, that is roughly 2 truck crashes every day.
When crashes happen
The worst month is August with 9.3% of truck crashes; the quietest is November at 7.7%.
November through March accounts for 40.4% of truck crashes here, compared with 40.2% in California.
The busiest hour is 11 am–12 pm, with 6.7% of truck crashes.
0.1% of truck crashes here happened on snow, slush or ice, against 0.9% across California.
Where crashes happen
Within this area, I-880 had the most fatal crashes involving a large truck since 2015 (14). After it: I-580 (4), I-680 (4) and SR-92 (2).
Garbage & waste trucks
Garbage and refuse trucks were involved in 82 crashes, 1.3% of the total, against 1.6% across California.
The most garbage-truck crashes happen in February (11%).
They recorded 2.5 deaths per 100 crashes, against 1.9 for all trucks.
Route planning tips for ZIP 94546 fleets
- Review driver schedules for August, the month with the most truck crashes.
- Where you can, review stops along I-880; it has the most fatal large-truck crashes nearby.
- For residential and commercial waste routes, look again at February schedules: garbage-truck crashes peak then.
- The morning rush (6–10 am) holds 25.5% of truck crashes here, more than California; adjust start times where you can.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Alameda County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-880 | 14 |
| I-580 | 4 |
| I-680 | 4 |
| SR-92 | 2 |
| Harder Rd | 1 |
| Hesperian Blvd | 1 |
| Industrial Blvd | 1 |
| Merriewood Dr | 1 |
| W Winton Av | 1 |
| Whipple Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Alameda County) |
|---|---|
| I-580 | 55 |
| I-680 | 26 |
| I-880 | 22 |
| 7Th St/Frontage Rd | 9 |
| Rt680/.5M N Sheridan Rd | 8 |
| Rt580/1M W North Flynn Rd | 7 |
| Rt580/1M W Grant Line Rd | 5 |
| Rt580/.5M E Schaefer Ranch Rd | 5 |
ZIP 94546 at a glance
| Population | 44,855 |
| Density | 1,085 per sq mi |
| Median household income | $128,385 |
| Median home value | $1,042,643 |
| Home ownership | 66% |
Waste facilities and haulers nearby
Historical data: truck crashes in Alameda 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 | — | — | 9.8 |
| 2000s | 363 | — | 8.9 |
| 2010s | 506 | +39% | 6.9 |
| 2020s | 520 | +3% | 6.6 |
Reported truck crashes averaged 363 a year in the 2000s and 520 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 8.5 a year in 2016–19, 6.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 94546
How many truck accidents are there in ZIP 94546?
6,377 truck crashes have been reported in Alameda County since 2015, with 121 deaths and 2,661 injuries.
What is the most dangerous road for trucks in ZIP 94546?
I-880 had 14 fatal crashes involving a large truck within 10 miles of ZIP 94546 since 2015, more than any other road.
When do most truck crashes happen in ZIP 94546?
August has the most truck crashes in Alameda County, 9.3% of the yearly total.
Are garbage truck crashes common in ZIP 94546?
Garbage trucks were involved in 82 reported crashes in Alameda County since 2015 (1.3% of truck crashes).
What is the truck crash rate in ZIP 94546 compared with California?
The yearly rate is 34.0 truck crashes per 100,000 residents in Alameda County, vs 33.2 for California.
How can I plan a safer truck route in ZIP 94546?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.