Cedar Flat, CA truck route planning & crash data
Plan safer truck routes in Cedar Flat: commercial truck and garbage truck crashes in Cedar Flat and Placer County, dangerous roads, seasonality and route safety data for fleets. Patterns use Placer County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0.0 deaths per 100 garbage-truck crashes vs 2.7 for all trucks.
Deadliest roads
How Placer County compares with California
Placer County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Placer County stands out
Full comparison
| Measure (2015–2025) | Placer County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 33.8 | 33.2 | 49.7 | same |
| Deaths per 100 crashes | 2.7 | 3.6 | 3.4 | 25% below the state |
| Injuries per crash | 0.39 | 0.44 | 0.49 | 11% below the state |
| Garbage-truck share | 1.7% | 1.6% | 2.3% | same |
| On snow, slush or ice | 10.5% | 0.9% | 6.2% | 11.3× the state |
| Morning rush (6–10 am) | 19.0% | 23.5% | 23.7% | 19% below the state |
| In rain, sleet or snow | 20.6% | 6.5% | 13.8% | 3.2× the state |
| Winter months (Nov–Mar) | 41.5% | 40.2% | 41.9% | same |
| After dark | 26.5% | 29.1% | 24.8% | 9% below the state |
Placer County sits below California on deaths per 100 crashes, injuries per crash and morning rush (6–10 am). Where it is higher: on snow, slush or ice and in rain, sleet or snow.
The headline for Placer County: 10.5% of truck crashes happened on snow, slush or ice, vs 0.9% in California.
Overview
Since 2015, 1,682 crashes involving commercial trucks have been reported in Placer County. They injured 662 people and killed 44.
That averages about one truck crash every 2 days in fully reported years.
Cedar Flat had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Placer County numbers.
When crashes happen
March has the most truck crashes, 10.2% of the yearly total, while February has the fewest (6.7%).
November through March accounts for 41.5% of truck crashes here, compared with 40.2% in California.
By time of day, 1–2 pm stands out with 7.8% of truck crashes.
Snow, slush or ice was on the road in 10.5% of truck crashes, compared with 0.9% in California.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Cedar Flat since 2015: SR-89 (2) and SR-28 (1). No single road stands out.
Garbage & waste trucks
30 crashes involved a garbage or refuse truck, a 1.8% share (California: 1.6%).
The most garbage-truck crashes happen in November (20%).
Deaths per 100 garbage-truck crashes: 0.0, vs 2.7 for all truck crashes.
Route planning tips for Cedar Flat fleets
- Build extra time into March routes: it has the most truck crashes here.
- For residential and commercial waste routes, look again at November schedules: garbage-truck crashes peak then.
- With 10.5% of truck crashes on snow, slush or ice (above California), plan winter equipment checks early.
- 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.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Placer County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-89 | 2 |
| SR-28 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Placer County) |
|---|---|
| I-80 | 13 |
| Rt80/287Ft E Old Nyack Rd | 5 |
| Rt80 Wb/1.2M E Carpenter Flat Rd | 5 |
| Rt 80/1.8Mi W Of Blue Canyon Rd | 5 |
| Rt80/.09M W Cape Horn Rd | 4 |
| Sierra College Blvd | 3 |
| Rt80/3005Ft E Of Ridge Rd | 3 |
| Rt80/246Ft W Of Donner Pass Rd | 3 |
Cedar Flat at a glance
| Land area | 1.1 sq mi |
| Median household income (ZIP 96140) | $181,875 |
| Median home value (ZIP 96140) | $945,440 |
Waste facilities and haulers nearby
Historical data: truck crashes in Placer 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 | — | — | 2.0 |
| 2000s | 86 | — | 2.6 |
| 2010s | 112 | +31% | 1.6 |
| 2020s | 161 | +44% | 4.0 |
From the 2000s to the 2020s, yearly reported truck crashes went from 86 to 161. Some of the change may reflect how crashes were reported. NHTSA counts 2.2 fatal large-truck crashes a year in 2016–19 and 4.0 a year in 2020–24.
Nearby places
Questions fleets ask about Cedar Flat
How many truck accidents are there in Cedar Flat?
Placer County has had 1,682 reported truck crashes since 2015, injuring 662 people and killing 44.
What is the worst month for truck crashes in Cedar Flat?
The worst month is March: 10.2% of truck crashes in Placer County happen then.
Are garbage truck crashes common in Cedar Flat?
Since 2015, Placer County has reported 30 garbage-truck crashes, or 1.8% of its truck crashes.
How do truck crashes in Cedar Flat compare with California?
Placer County records 33.8 truck crashes per 100,000 residents a year, against 33.2 across California.
How can I plan a safer truck route in Cedar Flat?
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.