ZIP 94957 (Ross, CA) truck route planning & crash data
Plan safer truck routes around ZIP 94957: commercial truck and garbage truck crashes here and in Marin 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
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. Where it is higher: deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
The headline for Marin County: 1 in 24 garbage-truck share of crashes is 4.1%, against 1.6% for California.
Overview
Since 2015, 487 crashes involving commercial trucks have been reported in Marin County. They injured 182 people and killed 20.
In complete reporting years that works out to about one truck crash every 9 days.
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%).
0.4% of truck crashes here happened on snow, slush or ice, against 0.9% across California.
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 94957 is US-101, with 2 fatal large-truck crashes since 2015. Next come 3rd St (1), CR-LUCAS Vly Rd (1) and Fourth St (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 21 crashes, 4.3% of the total, against 1.6% across California.
Their busiest month is December, with 19% of garbage-truck crashes.
Route planning tips for ZIP 94957 fleets
- Review driver schedules for May, the month with the most truck crashes.
- Where you can, review stops along US-101; it has the most fatal large-truck crashes nearby.
- Waste haulers: December is the peak month for garbage-truck crashes in Marin County.
- The morning rush (6–10 am) holds 31.7% of truck crashes here, more than California; adjust start times where you can.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Marin County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-101 | 2 |
| 3rd St | 1 |
| CR-LUCAS Vly Rd | 1 |
| Fourth St | 1 |
| I-580 | 1 |
| I-80 | 1 |
| Loma Linda Ave | 1 |
| Los Ranchitos Rd | 1 |
| SR-1 | 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 |
ZIP 94957 at a glance
| Population | 2,321 |
| Density | 631 per sq mi |
| Median household income | $250,001 |
| Median home value | $2,000,001 |
| Home ownership | 86% |
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 ZIP codes
Questions fleets ask about ZIP 94957
How many truck crashes happen in ZIP 94957?
487 truck crashes have been reported in Marin County since 2015, with 20 deaths and 182 injuries.
Which road has the most fatal truck crashes in ZIP 94957?
US-101 had 2 fatal crashes involving a large truck within 10 miles of ZIP 94957 since 2015, more than any other road.
What is the worst month for truck crashes in ZIP 94957?
The worst month is May: 10.1% of truck crashes in Marin County happen then.
How many garbage truck crashes are there in ZIP 94957?
Since 2015, Marin County has reported 21 garbage-truck crashes, or 4.3% of its truck crashes.
What is the truck crash rate in ZIP 94957 compared with California?
Marin County records 16.3 truck crashes per 100,000 residents a year, against 33.2 across California.
How do I plan a garbage truck route in ZIP 94957?
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.