ZIP 92277 (Twentynine Palms, CA) truck route planning & crash data
Plan safer truck routes around ZIP 92277: commercial truck and garbage truck crashes here and in San Bernardino 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
2.8 deaths per 100 garbage-truck crashes vs 3.7 for all trucks.
Deadliest roads
How San Bernardino County compares with California
San Bernardino County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where San Bernardino County stands out
Full comparison
| Measure (2015–2025) | San Bernardino County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 66.4 | 33.2 | 49.7 | 2.0× the state |
| Deaths per 100 crashes | 3.7 | 3.6 | 3.4 | same |
| Injuries per crash | 0.42 | 0.44 | 0.49 | same |
| Garbage-truck share | 0.9% | 1.6% | 2.3% | 47% below the state |
| On snow, slush or ice | 0.6% | 0.9% | 6.2% | 39% below the state |
| Morning rush (6–10 am) | 19.9% | 23.5% | 23.7% | 15% below the state |
| In rain, sleet or snow | 5.4% | 6.5% | 13.8% | 17% below the state |
| Winter months (Nov–Mar) | 41.2% | 40.2% | 41.9% | same |
| After dark | 36.8% | 29.1% | 24.8% | 1.3× the state |
Compared with California, San Bernardino County is lower on garbage-truck share, on snow, slush or ice and morning rush (6–10 am). It stands out for higher crashes per 100k residents / yr and after dark.
What stands out in San Bernardino County: 1 in 115 crashes involve a garbage truck (145 since 2015), vs 1.6% across California.
Overview
Since 2015, 16,987 crashes involving commercial trucks have been reported in San Bernardino County. They injured 7,216 people and killed 617.
Across the years with complete reporting, that is roughly 4 truck crashes every day.
When crashes happen
Truck crashes peak in August (9.1% of the year) and are lowest in November (7.8%).
Winter months (Nov–Mar) carry 41.2% of truck crashes, vs 40.2% for California.
By time of day, 2–3 pm stands out with 5.4% of truck crashes.
Snow, slush or ice was on the road in 0.6% of truck crashes, compared with 0.9% in California.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 92277 since 2015 were spread across roads: SR-62 (1).
Garbage & waste trucks
145 crashes involved a garbage or refuse truck, a 0.9% share (California: 1.6%).
Their busiest month is April, with 12% of garbage-truck crashes.
They recorded 2.8 deaths per 100 crashes, against 3.7 for all trucks.
Route planning tips for ZIP 92277 fleets
- Build extra time into August routes: it has the most truck crashes here.
- For residential and commercial waste routes, look again at April schedules: garbage-truck crashes peak then.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 San Bernardino County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-62 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (San Bernardino County) |
|---|---|
| I-15 | 67 |
| I-40 | 35 |
| I-10 W/B (San Bernardino Fwy) | 29 |
| I-10 E/B (San Bernardino Fwy) | 27 |
| Sr-60 E/B (Pomona Fwy) | 19 |
| I-10 | 16 |
| US-395 | 14 |
| I-15 N/B (Ontario Fwy) | 14 |
ZIP 92277 at a glance
| Population | 26,277 |
| Density | 6 per sq mi |
| Median household income | $60,901 |
| Median home value | $245,738 |
| Home ownership | 43% |
Waste facilities and haulers nearby
Historical data: truck crashes in San Bernardino 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 | 6 | — | 32.0 |
| 2000s | 850 | +14065% | 34.8 |
| 2010s | 1,161 | +37% | 30.6 |
| 2020s | 1,571 | +35% | 43.4 |
Reported truck crashes averaged 6 a year in the 1990s and 1,571 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 35.8 a year in 2016–19, 43.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 92277
How many truck crashes happen in ZIP 92277?
16,987 truck crashes have been reported in San Bernardino County since 2015, with 617 deaths and 7,216 injuries.
When do most truck crashes happen in ZIP 92277?
August has the most truck crashes in San Bernardino County, 9.1% of the yearly total.
Are garbage truck crashes common in ZIP 92277?
Garbage trucks were involved in 145 reported crashes in San Bernardino County since 2015 (0.9% of truck crashes).
How do truck crashes in ZIP 92277 compare with California?
The yearly rate is 66.4 truck crashes per 100,000 residents in San Bernardino County, vs 33.2 for California.
How can I plan a safer truck route in ZIP 92277?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.