Deer Park, CA truck route planning & crash data
Plan safer truck routes in Deer Park: commercial truck and garbage truck crashes in Deer Park and Napa County, dangerous roads, seasonality and route safety data for fleets. Patterns use Napa County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
10 of 561 truck crashes since 2015.
Deadliest roads
How Napa County compares with California
Napa County against California and the US, 2015–2024 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Napa County stands out
Full comparison
| Measure (2015–2024) | Napa County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 39.2 | 33.2 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 3.5 | 3.6 | 3.4 | same |
| Injuries per crash | 0.50 | 0.44 | 0.49 | 1.1× the state |
| Garbage-truck share | 1.9% | 1.6% | 2.3% | 1.2× the state |
| On snow, slush or ice | 0.4% | 0.9% | 6.2% | 59% below the state |
| Morning rush (6–10 am) | 29.8% | 23.5% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 7.5% | 6.5% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 38.3% | 40.2% | 41.9% | same |
| After dark | 12.3% | 29.1% | 24.8% | 58% below the state |
Compared with California, Napa County is lower on on snow, slush or ice and after dark. It stands out for higher crashes per 100k residents / yr, injuries per crash and garbage-truck share.
Napa County at a glance: 0.4% of truck crashes happened on snow, slush or ice, vs 0.9% in California.
Overview
Since 2015, 561 crashes involving commercial trucks have been reported in Napa County. They injured 276 people and killed 19.
In complete reporting years that works out to about one truck crash every 7 days.
With 0 truck crashes reported in Deer Park since 2015, this page uses Napa County numbers for its patterns and comparisons.
When crashes happen
The worst month is October with 10.9% of truck crashes; the quietest is January at 6.2%.
Winter months (Nov–Mar) carry 38.3% of truck crashes, vs 40.2% for California.
More truck crashes happen at 11 am–12 pm than at any other hour (8.9%).
Road surface: 0.4% of truck crashes were on snow, slush or ice (California: 0.9%).
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Deer Park happened on SR-12 (2), SR-128 (2), SR-29 (2), Oakville Grade Rd (1) and Petrified Forest Rd (1); no road leads clearly.
Garbage & waste trucks
Garbage trucks account for 10 of the truck crashes here, or 1.8%, compared with 1.6% in California.
Route planning tips for Deer Park fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Napa County.
- 29.8% of truck crashes happen between 6 and 10 am, above California; consider earlier or later starts where possible.
- 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.
Crash reporting for 2025 is incomplete; those years are shown in grey and not used for rates.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Napa County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-12 | 2 |
| SR-128 | 2 |
| SR-29 | 2 |
| Oakville Grade Rd | 1 |
| Petrified Forest Rd | 1 |
| Silverado Trl | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Napa County) |
|---|---|
| SR-29 | 12 |
| Rt128/Petrified Forest Rd | 5 |
| Rt29/Deer Park Rd | 3 |
| Rt12/Rt29 | 3 |
| Big Ranch Rd/662Ft N Salvador Av | 2 |
| Broadway/Eucalyptus Dr | 2 |
| Broadway/Green Island Rd | 2 |
| Broadway/Paoli Loop Rd | 2 |
Deer Park at a glance
| Land area | 5.6 sq mi |
| Median household income (ZIP 94576) | $170,677 |
Waste facilities and haulers nearby
Historical data: truck crashes in Napa 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 | — | — | 1.7 |
| 2000s | 32 | — | 1.2 |
| 2010s | 45 | +41% | 1.3 |
| 2020s | 52 | +16% | 1.8 |
From the 2000s to the 2020s, yearly reported truck crashes went from 32 to 52. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 1.5 a year in 2016–19, 1.8 a year in 2020–24.
Nearby places
Questions fleets ask about Deer Park
How common are truck crashes in Deer Park?
561 truck crashes have been reported in Napa County since 2015, with 19 deaths and 276 injuries.
Which month has the most truck crashes in Deer Park?
The worst month is October: 10.9% of truck crashes in Napa County happen then.
Are garbage truck crashes common in Deer Park?
Since 2015, Napa County has reported 10 garbage-truck crashes, or 1.8% of its truck crashes.
How does Deer Park compare with California for truck crashes?
Per 100,000 residents, Napa County has 39.2 truck crashes a year; California has 33.2.
How can I plan a safer truck route in Deer Park?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
Crash reporting to FMCSA was incomplete in 2025; those years are greyed out and left out of rates. 2026 is a partial year. Updated October 2026.