ZIP 94404 (San Mateo, CA) truck route planning & crash data
Plan safer truck routes around ZIP 94404: commercial truck and garbage truck crashes here and in San Mateo 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
7.5 deaths per 100 garbage-truck crashes vs 2.7 for all trucks.
Deadliest roads
How San Mateo County compares with California
San Mateo County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where San Mateo County stands out
Full comparison
| Measure (2015–2025) | San Mateo County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 15.7 | 33.2 | 49.7 | 53% below the state |
| Deaths per 100 crashes | 2.7 | 3.6 | 3.4 | 25% below the state |
| Injuries per crash | 0.47 | 0.44 | 0.49 | same |
| Garbage-truck share | 3.1% | 1.6% | 2.3% | 1.9× the state |
| On snow, slush or ice | 0.0% | 0.9% | 6.2% | 100% below the state |
| Morning rush (6–10 am) | 28.0% | 23.5% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 6.6% | 6.5% | 13.8% | same |
| Winter months (Nov–Mar) | 39.0% | 40.2% | 41.9% | same |
| After dark | 22.3% | 29.1% | 24.8% | 23% below the state |
San Mateo County has lower values than California for crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher garbage-truck share and morning rush (6–10 am).
The headline for San Mateo County: 1 in 32 crashes involve a garbage truck (40 since 2015), vs 1.6% across California.
Overview
Police reported 1,319 crashes involving commercial trucks in San Mateo County since 2015: 630 people were injured and 36 were killed.
In complete reporting years that works out to about one truck crash every 3 days.
When crashes happen
June has the most truck crashes, 10.8% of the yearly total, while May has the fewest (6.7%).
The five winter months (November to March) hold 39.0% of truck crashes, against 40.2% across California.
The busiest hour is 8–9 am, with 8.4% of truck crashes.
0.0% of truck crashes here happened on snow, slush or ice, against 0.9% across California.
Where crashes happen
US-101 leads within 10 miles of ZIP 94404 with 6 fatal crashes involving a large truck since 2015. After it: SR-92 (2), Broadway St (1) and California Dr (1).
Garbage & waste trucks
Garbage trucks account for 40 of the truck crashes here, or 3.0%, compared with 1.6% in California.
The most garbage-truck crashes happen in September (18%).
Deaths per 100 garbage-truck crashes: 7.5, vs 2.7 for all truck crashes.
Route planning tips for ZIP 94404 fleets
- Review driver schedules for June, the month with the most truck crashes.
- Check whether your routes use US-101, the road with the most fatal truck crashes in this area.
- For residential and commercial waste routes, look again at September schedules: garbage-truck crashes peak then.
- Morning starts matter: 28.0% of truck crashes fall between 6 and 10 am, higher than California.
- 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 Mateo County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-101 | 6 |
| SR-92 | 2 |
| Broadway St | 1 |
| California Dr | 1 |
| Canada Rd | 1 |
| Crestview Dr | 1 |
| El Camino Real | 1 |
| Floribunda Ave | 1 |
| I-280 | 1 |
| I-380 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (San Mateo County) |
|---|---|
| Us-101 N/B | 15 |
| Us-101 S/B | 9 |
| Rt92/.3M E Rt35 | 4 |
| Rt92/3.6M E Foster City Bl | 4 |
| Sr-92 E/B | 4 |
| Woodside Rd/Broadway | 3 |
| SR-1 | 3 |
| Rt92/100Ft W Pilarcitos Creek Rd | 3 |
ZIP 94404 at a glance
| Population | 35,881 |
| Density | 3,185 per sq mi |
| Median household income | $192,332 |
| Median home value | $1,710,182 |
| Home ownership | 51% |
Waste facilities and haulers nearby
Historical data: truck crashes in San Mateo 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 | — | — | 2.8 |
| 2000s | 77 | — | 2.2 |
| 2010s | 115 | +49% | 2.2 |
| 2020s | 102 | -11% | 2.2 |
In the 2000s about 77 truck crashes a year were reported; in the 2020s, about 102. Reporting coverage also changed between these periods. Fatal large-truck crashes: 3.8 a year in 2016–19, 2.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 94404
How many truck crashes happen in ZIP 94404?
Since 2015, 1,319 crashes involving commercial trucks were reported in San Mateo County (630 injured, 36 killed).
Where do fatal truck crashes happen most in ZIP 94404?
NHTSA data shows US-101 with 6 fatal large-truck crashes within 10 miles of ZIP 94404 since 2015, the highest of any road.
Which month has the most truck crashes in ZIP 94404?
The worst month is June: 10.8% of truck crashes in San Mateo County happen then.
Are garbage truck crashes common in ZIP 94404?
Since 2015, San Mateo County has reported 40 garbage-truck crashes, or 3.0% of its truck crashes.
How do truck crashes in ZIP 94404 compare with California?
San Mateo County records 15.7 truck crashes per 100,000 residents a year, against 33.2 across California.
What is the best way to plan truck routes in ZIP 94404?
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.