ZIP 94549 (Lafayette, CA) truck route planning & crash data
Plan safer truck routes around ZIP 94549: 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 runs above California on injuries per crash, garbage-truck share and morning rush (6–10 am).
Contra Costa County at a glance: 1 in 38 crashes involve a garbage truck (60 since 2015), vs 1.6% across California.
Overview
Contra Costa County has recorded 2,377 truck crashes since 2015, with 1,171 people injured and 73 killed.
Across the years with complete reporting, that is roughly one truck crash every 2 days.
When crashes happen
The worst month is August with 10.1% of truck crashes; the quietest is November at 7.3%.
The five winter months (November to March) hold 40.8% of truck crashes, against 40.2% across California.
The busiest hour is 8–9 am, with 7.8% of truck crashes.
Snow, slush or ice was on the road in 0.1% of truck crashes, compared with 0.9% in California.
Where crashes happen
I-680 leads within 10 miles of ZIP 94549 with 8 fatal crashes involving a large truck since 2015. It is followed by Bancroft Way (1), Clayton Rd (1) and College Ave (1).
Garbage & waste trucks
60 crashes involved a garbage or refuse truck, a 2.5% share (California: 1.6%).
Garbage-truck crashes peak in February (15% of them).
They recorded 3.3 deaths per 100 crashes, against 3.1 for all trucks.
Route planning tips for ZIP 94549 fleets
- Build extra time into August routes: it has the most truck crashes here.
- Where you can, review stops along I-680; it has the most fatal large-truck crashes nearby.
- Waste haulers: February is the peak month for garbage-truck crashes in Contra Costa County.
- 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) |
|---|---|
| I-680 | 8 |
| Bancroft Way | 1 |
| Clayton Rd | 1 |
| College Ave | 1 |
| Merriewood Dr | 1 |
| Pacheco Blvd | 1 |
| Port Chicago Hwy | 1 |
| Reliez Valley Rd | 1 |
| SR-24 | 1 |
| SR-242 | 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 94549 at a glance
| Population | 28,420 |
| Density | 553 per sq mi |
| Median household income | $234,516 |
| Median home value | $1,923,141 |
| Home ownership | 79% |
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 94549
How common are truck crashes in ZIP 94549?
2,377 truck crashes have been reported in Contra Costa County since 2015, with 73 deaths and 1,171 injuries.
Where do fatal truck crashes happen most in ZIP 94549?
I-680 had 8 fatal crashes involving a large truck within 10 miles of ZIP 94549 since 2015, more than any other road.
When do most truck crashes happen in ZIP 94549?
August has the most truck crashes in Contra Costa County, 10.1% of the yearly total.
How many garbage truck crashes are there in ZIP 94549?
Since 2015, Contra Costa County has reported 60 garbage-truck crashes, or 2.5% of its truck crashes.
How do truck crashes in ZIP 94549 compare with California?
Per 100,000 residents, Contra Costa County has 17.7 truck crashes a year; California has 33.2.
How do I plan a garbage truck route in ZIP 94549?
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.