ZIP 94511 (Bethel Island, CA) truck route planning & crash data
Plan safer truck routes around ZIP 94511: commercial truck and garbage truck crashes here and in Contra Costa 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
3.3 deaths per 100 garbage-truck crashes vs 3.1 for all trucks.
Deadliest roads
How Contra Costa County compares with California
Contra Costa County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Contra Costa County stands out
Full comparison
| Measure (2015–2025) | Contra Costa County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 17.7 | 33.2 | 49.7 | 47% below the state |
| Deaths per 100 crashes | 3.1 | 3.6 | 3.4 | 14% below the state |
| Injuries per crash | 0.48 | 0.44 | 0.49 | 1.1× the state |
| Garbage-truck share | 2.6% | 1.6% | 2.3% | 1.6× the state |
| On snow, slush or ice | 0.1% | 0.9% | 6.2% | 86% below the state |
| Morning rush (6–10 am) | 26.3% | 23.5% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 7.3% | 6.5% | 13.8% | 1.1× the state |
| Winter months (Nov–Mar) | 40.8% | 40.2% | 41.9% | same |
| After dark | 27.3% | 29.1% | 24.8% | same |
Contra Costa County has lower values than California for crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher injuries per crash, garbage-truck share and morning rush (6–10 am).
What stands out in Contra Costa County: 1 in 38 crashes involve a garbage truck (60 since 2015), vs 1.6% across California.
Overview
Since 2015, 2,377 crashes involving commercial trucks have been reported in Contra Costa County. They injured 1,171 people and killed 73.
Across the years with complete reporting, that is roughly one truck crash every 2 days.
When crashes happen
Truck crashes peak in August (10.1% of the year) and are lowest in November (7.3%).
November through March accounts for 40.8% of truck crashes here, compared with 40.2% in California.
By time of day, 8–9 am stands out with 7.8% of truck crashes.
0.1% of truck crashes here happened on snow, slush or ice, against 0.9% across California.
Where crashes happen
SR-4 leads within 10 miles of ZIP 94511 with 9 fatal crashes involving a large truck since 2015. Next come SR-12 (6), SR-160 (3) and CR-MARSH Creek Road (1).
Garbage & waste trucks
Garbage trucks account for 60 of the truck crashes here, or 2.5%, compared with 1.6% in California.
Their busiest month is February, with 15% of garbage-truck crashes.
They recorded 3.3 deaths per 100 crashes, against 3.1 for all trucks.
Route planning tips for ZIP 94511 fleets
- Review driver schedules for August, the month with the most truck crashes.
- Where you can, review stops along SR-4; it has the most fatal large-truck crashes nearby.
- Garbage-truck crashes here peak in February; review collection routes for that month.
- 26.3% of truck crashes happen between 6 and 10 am, above California; consider earlier or later starts where possible.
- 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 Contra Costa County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-4 | 9 |
| SR-12 | 6 |
| SR-160 | 3 |
| CR-MARSH Creek Road | 1 |
| Neroly Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Contra Costa County) |
|---|---|
| SR-4 | 21 |
| I-680 | 14 |
| Sr-4 W/B | 8 |
| Sr-4 E/B | 5 |
| Richmond Pkwy/Pittsburg Av | 5 |
| Clayton Rd | 4 |
| I-80 | 4 |
| Sr160 Sb/1500Ft N Wilbur Av | 3 |
ZIP 94511 at a glance
| Population | 1,864 |
| Density | 137 per sq mi |
| Median household income | $74,972 |
| Median home value | $660,597 |
| Home ownership | 64% |
Waste facilities and haulers nearby
Historical data: truck crashes in Contra Costa 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 | — | — | 4.8 |
| 2000s | 123 | — | 4.4 |
| 2010s | 176 | +43% | 3.7 |
| 2020s | 207 | +17% | 6.2 |
From the 2000s to the 2020s, yearly reported truck crashes went from 123 to 207. Some of the change may reflect how crashes were reported. NHTSA counts 5.8 fatal large-truck crashes a year in 2016–19 and 6.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 94511
How many truck crashes happen in ZIP 94511?
Contra Costa County has had 2,377 reported truck crashes since 2015, injuring 1,171 people and killing 73.
Which road has the most fatal truck crashes in ZIP 94511?
NHTSA data shows SR-4 with 9 fatal large-truck crashes within 10 miles of ZIP 94511 since 2015, the highest of any road.
Which month has the most truck crashes in ZIP 94511?
Truck crashes in Contra Costa County peak in August, with 10.1% of the year's crashes.
Are garbage truck crashes common in ZIP 94511?
Garbage trucks were involved in 60 reported crashes in Contra Costa County since 2015 (2.5% of truck crashes).
What is the truck crash rate in ZIP 94511 compared with California?
The yearly rate is 17.7 truck crashes per 100,000 residents in Contra Costa County, vs 33.2 for California.
How can I plan a safer truck route in ZIP 94511?
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.