Atascadero, CA truck route planning & crash data
Plan safer truck routes in Atascadero: commercial truck and garbage truck crashes in Atascadero and San Luis Obispo County, dangerous roads, seasonality and route safety data for fleets. Patterns use San Luis Obispo County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
15 of 920 truck crashes since 2015.
Deadliest roads
How San Luis Obispo County compares with California
San Luis Obispo County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where San Luis Obispo County stands out
Full comparison
| Measure (2015–2025) | San Luis Obispo County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 28.4 | 33.2 | 49.7 | 14% below the state |
| Deaths per 100 crashes | 3.3 | 3.6 | 3.4 | 8% below the state |
| Injuries per crash | 0.40 | 0.44 | 0.49 | 9% below the state |
| Garbage-truck share | 1.6% | 1.6% | 2.3% | same |
| On snow, slush or ice | 0.3% | 0.9% | 6.2% | 63% below the state |
| Morning rush (6–10 am) | 24.7% | 23.5% | 23.7% | same |
| In rain, sleet or snow | 5.0% | 6.5% | 13.8% | 23% below the state |
| Winter months (Nov–Mar) | 36.1% | 40.2% | 41.9% | 10% below the state |
| After dark | 24.9% | 29.1% | 24.8% | 15% below the state |
San Luis Obispo County sits below California on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
San Luis Obispo County at a glance: 0.3% on snowy, slushy or icy roads, against 0.9% across California.
Overview
San Luis Obispo County has recorded 920 truck crashes since 2015, with 371 people injured and 30 killed.
That averages about one truck crash every 5 days in fully reported years.
Only 46 truck crashes were reported in Atascadero since 2015; patterns below come from San Luis Obispo County as a whole.
When crashes happen
September has the most truck crashes, 10.4% of the yearly total, while January has the fewest (5.1%).
The five winter months (November to March) hold 36.1% of truck crashes, against 40.2% across California.
By time of day, 7–8 am stands out with 7.4% of truck crashes.
Snow, slush or ice was on the road in 0.3% of truck crashes, compared with 0.9% in California.
Where crashes happen
Since 2015, fatal crashes with a large truck within 10 miles of Atascadero happened on CR-PARKHILL Rd (1) and SR-46 (1); no road leads clearly.
Garbage & waste trucks
Garbage and refuse trucks were involved in 15 crashes, 1.6% of the total, against 1.6% across California.
Route planning tips for Atascadero fleets
- Review driver schedules for September, the month with the most truck crashes.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in San Luis Obispo County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-PARKHILL Rd | 1 |
| SR-46 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (San Luis Obispo County) |
|---|---|
| US-101 | 15 |
| SR-1 | 8 |
| SR-46E | 5 |
| Rt101/Wellsona Rd | 4 |
| SR-41 | 3 |
| Rt46/4220Ft W Lucy Brown Rd | 3 |
| Rt166/4M E Alamo Creek Rd | 3 |
| Creston Rd | 2 |
Atascadero at a glance
| Population | 29,743 |
| Land area | 26.1 sq mi |
| Density | 1,141 per sq mi |
| Median household income (ZIP 93422) | $91,780 |
| Median home value (ZIP 93422) | $736,105 |
Waste facilities and haulers nearby
Historical data: truck crashes in San Luis Obispo 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 | — | — | 3.2 |
| 2000s | 56 | — | 2.6 |
| 2010s | 72 | +28% | 2.6 |
| 2020s | 80 | +12% | 2.2 |
Reported truck crashes averaged 56 a year in the 2000s and 80 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 3.2 fatal large-truck crashes a year in 2016–19 and 2.2 a year in 2020–24.
Nearby places
Questions fleets ask about Atascadero
How common are truck crashes in Atascadero?
Since 2015, 920 crashes involving commercial trucks were reported in San Luis Obispo County (371 injured, 30 killed).
Which month has the most truck crashes in Atascadero?
September has the most truck crashes in San Luis Obispo County, 10.4% of the yearly total.
How many garbage truck crashes are there in Atascadero?
15 crashes involving garbage or refuse trucks have been reported in San Luis Obispo County since 2015, 1.6% of all truck crashes.
How does Atascadero compare with California for truck crashes?
Per 100,000 residents, San Luis Obispo County has 28.4 truck crashes a year; California has 33.2.
What is the best way to plan truck routes in Atascadero?
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.