Oakley, CA truck route planning & crash data
Plan safer truck routes in Oakley: commercial truck and garbage truck crashes in Oakley and Contra Costa County, dangerous roads, seasonality and route safety data for fleets. Patterns use Contra Costa County numbers.
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 sits below California on 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).
The headline for Contra Costa County: 1 in 38 garbage-truck share of crashes is 2.6%, against 1.6% for California.
Overview
Contra Costa County has recorded 2,377 truck crashes since 2015, with 1,171 people injured and 73 killed.
That averages about one truck crash every 2 days in fully reported years.
Oakley had 33 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Contra Costa County numbers.
When crashes happen
August has the most truck crashes, 10.1% of the yearly total, while November has the fewest (7.3%).
The five winter months (November to March) hold 40.8% of truck crashes, against 40.2% across California.
More truck crashes happen at 8–9 am than at any other hour (7.8%).
Snow, slush or ice was on the road in 0.1% of truck crashes, compared with 0.9% in California.
Where crashes happen
SR-4 leads within 10 miles of Oakley with 12 fatal crashes involving a large truck since 2015. After it: SR-160 (2), Vasco Rd (2) and CR-MARSH Creek Road (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 60 crashes, 2.5% of the total, against 1.6% across California.
Their busiest month is February, with 15% of garbage-truck crashes.
Per 100 crashes, garbage trucks recorded 3.3 deaths compared with 3.1 for all trucks.
Route planning tips for Oakley fleets
- Plan August schedules with more margin; it is the worst month for truck crashes in Contra Costa County.
- Look at alternatives to SR-4 at busy times: it leads this area in fatal truck crashes.
- For residential and commercial waste routes, look again at February schedules: garbage-truck crashes peak then.
- Morning starts matter: 26.3% of truck crashes fall between 6 and 10 am, higher than California.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
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 | 12 |
| SR-160 | 2 |
| Vasco Rd | 2 |
| 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 |
Oakley at a glance
| Population | 47,158 |
| Land area | 15.9 sq mi |
| Density | 2,972 per sq mi |
| Median household income (ZIP 94561) | $134,678 |
| Median home value (ZIP 94561) | $658,709 |
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 |
In the 2000s about 123 truck crashes a year were reported; in the 2020s, about 207. Reporting coverage also changed between these periods. NHTSA counts 5.8 fatal large-truck crashes a year in 2016–19 and 6.2 a year in 2020–24.
Nearby places
Questions fleets ask about Oakley
How common are truck crashes in Oakley?
Since 2015, 2,377 crashes involving commercial trucks were reported in Contra Costa County (1,171 injured, 73 killed).
What is the most dangerous road for trucks in Oakley?
Since 2015, SR-4 has had the most fatal large-truck crashes within 10 miles of Oakley: 12.
When do most truck crashes happen in Oakley?
The worst month is August: 10.1% of truck crashes in Contra Costa County happen then.
How many garbage truck accidents happen in Oakley?
Since 2015, Contra Costa County has reported 60 garbage-truck crashes, or 2.5% of its truck crashes.
How does Oakley compare with California for truck crashes?
The yearly rate is 17.7 truck crashes per 100,000 residents in Contra Costa County, vs 33.2 for California.
How do I plan a garbage truck route in Oakley?
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.