ZIP 94941 (Mill Valley, CA) truck route planning & crash data
Plan safer truck routes around ZIP 94941: 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).
What stands out in 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.
That averages about one truck crash every 9 days in fully reported years.
When crashes happen
The worst month is May with 10.1% of truck crashes; the quietest is April at 5.7%.
Winter months (Nov–Mar) carry 43.4% of truck crashes, vs 40.2% for 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
US-101 leads within 10 miles of ZIP 94941 with 2 fatal crashes involving a large truck since 2015. Next come 3rd St (1), CR-LUCAS Vly Rd (1) and Fourth St (1).
Garbage & waste trucks
Garbage trucks account for 21 of the truck crashes here, or 4.3%, compared with 1.6% in California.
The most garbage-truck crashes happen in December (19%).
Route planning tips for ZIP 94941 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.
- Garbage-truck crashes here peak in December; review collection routes for that month.
- The morning rush (6–10 am) holds 31.7% of truck crashes here, more than California; adjust start times where you can.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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-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 94941 at a glance
| Population | 32,706 |
| Density | 335 per sq mi |
| Median household income | $209,870 |
| Median home value | $1,990,088 |
| Home ownership | 68% |
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 |
From the 2000s to the 2020s, yearly reported truck crashes went from 33 to 38. Some of the change may reflect how crashes were reported. 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 94941
How many truck crashes happen in ZIP 94941?
Marin County has had 487 reported truck crashes since 2015, injuring 182 people and killing 20.
Which road has the most fatal truck crashes in ZIP 94941?
Since 2015, US-101 has had the most fatal large-truck crashes within 10 miles of ZIP 94941: 2.
Which month has the most truck crashes in ZIP 94941?
May has the most truck crashes in Marin County, 10.1% of the yearly total.
How many garbage truck crashes are there in ZIP 94941?
Garbage trucks were involved in 21 reported crashes in Marin County since 2015 (4.3% of truck crashes).
How does ZIP 94941 compare with California for truck crashes?
Per 100,000 residents, Marin County has 16.3 truck crashes a year; California has 33.2.
How do I plan a garbage truck route in ZIP 94941?
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.