Larkspur, CA truck route planning & crash data
Plan safer truck routes in Larkspur: commercial truck and garbage truck crashes in Larkspur and Marin County, dangerous roads, seasonality and route safety data for fleets. Patterns use Marin County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
21 of 487 truck crashes since 2015.
Deadliest roads
How Marin County compares with California
Marin County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Marin County stands out
Full comparison
| Measure (2015–2025) | Marin County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 16.3 | 33.2 | 49.7 | 51% below the state |
| Deaths per 100 crashes | 4.3 | 3.6 | 3.4 | 1.2× the state |
| Injuries per crash | 0.37 | 0.44 | 0.49 | 16% below the state |
| Garbage-truck share | 4.1% | 1.6% | 2.3% | 2.5× the state |
| On snow, slush or ice | 0.4% | 0.9% | 6.2% | 54% below the state |
| Morning rush (6–10 am) | 31.7% | 23.5% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 8.7% | 6.5% | 13.8% | 1.3× the state |
| Winter months (Nov–Mar) | 43.4% | 40.2% | 41.9% | 1.1× the state |
| After dark | 16.3% | 29.1% | 24.8% | 44% below the state |
Marin County sits below California on crashes per 100k residents / yr, injuries per crash and on snow, slush or ice. It runs above California on deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
Marin County at a glance: 1 in 24 of truck crashes here involve garbage trucks: 4.1%, vs 1.6% in California.
Overview
Police reported 487 crashes involving commercial trucks in Marin County since 2015: 182 people were injured and 20 were killed.
Across the years with complete reporting, that is roughly one truck crash every 9 days.
Larkspur had 14 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Marin County numbers.
When crashes happen
The worst month is May with 10.1% of truck crashes; the quietest is April at 5.7%.
November through March accounts for 43.4% of truck crashes here, compared with 40.2% in California.
More truck crashes happen at 8–9 am than at any other hour (11.7%).
Snow, slush or ice was on the road in 0.4% of truck crashes, compared with 0.9% in California.
Where crashes happen
Fatal large-truck crashes within 10 miles of Larkspur since 2015 were spread across roads: I-580 (2), US-101 (2), 3rd St (1), CR-LUCAS Vly Rd (1) and Cutting Blvd (1).
Garbage & waste trucks
21 crashes involved a garbage or refuse truck, a 4.3% share (California: 1.6%).
Garbage-truck crashes peak in December (19% of them).
Route planning tips for Larkspur fleets
- Review driver schedules for May, the month with the most truck crashes.
- Waste haulers: December is the peak month for garbage-truck crashes in Marin County.
- Morning starts matter: 31.7% of truck crashes fall between 6 and 10 am, higher than California.
- 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 Marin County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-580 | 2 |
| US-101 | 2 |
| 3rd St | 1 |
| CR-LUCAS Vly Rd | 1 |
| Cutting Blvd | 1 |
| Fourth St | 1 |
| Giant Rd | 1 |
| I-80 | 1 |
| Loma Linda Ave | 1 |
| Los Ranchitos Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Marin County) |
|---|---|
| Us-101 S/B | 9 |
| Bel Marin Keys Bl/Nave Dr | 2 |
| Caledonia St/Pine St | 2 |
| Chileno Valley Rd | 2 |
| N. Knoll Rd | 2 |
| Novato Bl/.4Mi W Of Copper Hill Wy | 2 |
| Rt101/.1M S Alameda Del Prado | 2 |
| Rt101/.1M S San Antonio Rd | 2 |
Larkspur at a glance
| Population | 12,807 |
| Land area | 3.0 sq mi |
| Density | 4,270 per sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Marin 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 | — | — | 1.2 |
| 2000s | 33 | — | 0.8 |
| 2010s | 43 | +29% | 0.8 |
| 2020s | 38 | -12% | 1.2 |
Reported truck crashes averaged 33 a year in the 2000s and 38 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 1.2 fatal large-truck crashes a year in 2016–19 and 1.2 a year in 2020–24.
Nearby places
Questions fleets ask about Larkspur
How many truck crashes happen in Larkspur?
Since 2015, 487 crashes involving commercial trucks were reported in Marin County (182 injured, 20 killed).
Which month has the most truck crashes in Larkspur?
May has the most truck crashes in Marin County, 10.1% of the yearly total.
How many garbage truck crashes are there in Larkspur?
21 crashes involving garbage or refuse trucks have been reported in Marin County since 2015, 4.3% of all truck crashes.
How do truck crashes in Larkspur compare with California?
Marin County records 16.3 truck crashes per 100,000 residents a year, against 33.2 across California.
How can I plan a safer truck route in Larkspur?
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.