ZIP 95318 (El Portal, CA) truck route planning & crash data
Plan safer truck routes around ZIP 95318: commercial truck and garbage truck crashes here and in Mariposa 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
3 of 55 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Mariposa County compares with California
Mariposa County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Mariposa County stands out
Full comparison
| Measure (2015–2025) | Mariposa County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 26.7 | 33.2 | 49.7 | 20% below the state |
| Deaths per 100 crashes | 6.0 | 3.6 | 3.4 | 1.7× the state |
| Injuries per crash | 0.50 | 0.44 | 0.49 | 1.1× the state |
| Garbage-truck share | 6.0% | 1.6% | 2.3% | 3.7× the state |
| On snow, slush or ice | 6.0% | 0.9% | 6.2% | 6.5× the state |
| Morning rush (6–10 am) | 38.0% | 23.5% | 23.7% | 1.6× the state |
| In rain, sleet or snow | 6.0% | 6.5% | 13.8% | 8% below the state |
| Winter months (Nov–Mar) | 36.0% | 40.2% | 41.9% | 11% below the state |
| After dark | 16.0% | 29.1% | 24.8% | 45% below the state |
Compared with California, Mariposa County is lower on crashes per 100k residents / yr, in rain, sleet or snow and winter months (nov–mar). It stands out for higher deaths per 100 crashes, injuries per crash and garbage-truck share.
The headline for Mariposa County: 6.0% on snowy, slushy or icy roads, against 0.9% across California.
Overview
Police reported 55 crashes involving commercial trucks in Mariposa County since 2015: 29 people were injured and 3 were killed.
In complete reporting years that works out to about one truck crash every 80 days.
When crashes happen
Truck crashes peak in July (14.5% of the year) and are lowest in February (0.0%).
Winter months (Nov–Mar) carry 36.0% of truck crashes, vs 40.2% for California.
By time of day, 9–10 am stands out with 18.2% of truck crashes.
Snow, slush or ice was on the road in 6.0% of truck crashes, compared with 0.9% in California.
Where crashes happen
No fatal crash involving a large truck has a recorded location within 10 miles of ZIP 95318 since 2015.
Garbage & waste trucks
3 crashes involved a garbage or refuse truck, a 5.5% share (California: 1.6%).
Route planning tips for ZIP 95318 fleets
- Build extra time into July routes: it has the most truck crashes here.
- 38.0% of truck crashes happen between 6 and 10 am, above California; consider earlier or later starts where possible.
- Icy and snowy roads show up in 6.0% of truck crashes here, more than California; schedule winter checks early.
- 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 Mariposa County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Mariposa County) |
|---|---|
| SR-140 | 3 |
| Rt49/255Ft S Of Stumpfield Mountain Rd | 2 |
| SR-49 | 2 |
| Bear Valley Rd/78Ft W Hunters Valley Rd | 1 |
| Greeley Hill Rd | 1 |
| Highway 140/450Ft W Martin Rd | 1 |
| Horseshoe Bend Rd/600Ft N Sr132 | 1 |
| Jerseydale Rd/.7M S Wild Dove Ln | 1 |
ZIP 95318 at a glance
| Population | 582 |
| Density | 4 per sq mi |
| Median household income | $57,097 |
| Median home value | $328,042 |
| Home ownership | 58% |
Waste facilities and haulers nearby
Historical data: truck crashes in Mariposa 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 | — | — | 0.2 |
| 2000s | 5 | — | 0.1 |
| 2010s | 3 | -34% | 0.5 |
| 2020s | 5 | +52% | 0.2 |
Reported truck crashes averaged 5 a year in the 2000s and 5 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.8 fatal large-truck crashes a year in 2016–19 and 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 95318
How many truck accidents are there in ZIP 95318?
Since 2015, 55 crashes involving commercial trucks were reported in Mariposa County (29 injured, 3 killed).
Which month has the most truck crashes in ZIP 95318?
The worst month is July: 14.5% of truck crashes in Mariposa County happen then.
How many garbage truck crashes are there in ZIP 95318?
Since 2015, Mariposa County has reported 3 garbage-truck crashes, or 5.5% of its truck crashes.
How does ZIP 95318 compare with California for truck crashes?
Per 100,000 residents, Mariposa County has 26.7 truck crashes a year; California has 33.2.
How do I plan a garbage truck route in ZIP 95318?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.