ZIP 95370 (Sonora, CA) truck route planning & crash data
Plan safer truck routes around ZIP 95370: commercial truck and garbage truck crashes here and in Tuolumne 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
2 of 249 truck crashes since 2015.
Deadliest roads
How Tuolumne County compares with California
Tuolumne County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Tuolumne County stands out
Full comparison
| Measure (2015–2025) | Tuolumne County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 39.3 | 33.2 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 4.3 | 3.6 | 3.4 | 1.2× the state |
| Injuries per crash | 0.44 | 0.44 | 0.49 | same |
| Garbage-truck share | 0.9% | 1.6% | 2.3% | 48% below the state |
| On snow, slush or ice | 5.1% | 0.9% | 6.2% | 5.5× the state |
| Morning rush (6–10 am) | 30.5% | 23.5% | 23.7% | 1.3× the state |
| In rain, sleet or snow | 6.4% | 6.5% | 13.8% | same |
| Winter months (Nov–Mar) | 33.5% | 40.2% | 41.9% | 17% below the state |
| After dark | 14.6% | 29.1% | 24.8% | 50% below the state |
Tuolumne County has lower values than California for garbage-truck share, winter months (nov–mar) and after dark. It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
What stands out in Tuolumne County: 5.1% of truck crashes happened on snow, slush or ice, vs 0.9% in California.
Overview
Tuolumne County has recorded 249 truck crashes since 2015, with 113 people injured and 10 killed.
In complete reporting years that works out to about one truck crash every 17 days.
When crashes happen
The worst month is October with 13.3% of truck crashes; the quietest is January at 2.8%.
November through March accounts for 33.5% of truck crashes here, compared with 40.2% in California.
The busiest hour is 7–8 am, with 11.7% of truck crashes.
Road surface: 5.1% of truck crashes were on snow, slush or ice (California: 0.9%).
Where crashes happen
Within this area, SR-108 had the most fatal crashes involving a large truck since 2015 (3). After it: SR-49 (2).
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 0.8%, compared with 1.6% in California.
Route planning tips for ZIP 95370 fleets
- Build extra time into October routes: it has the most truck crashes here.
- Look at alternatives to SR-108 at busy times: it leads this area in fatal truck crashes.
- 30.5% of truck crashes happen between 6 and 10 am, above California; consider earlier or later starts where possible.
- 5.1% of truck crashes were on snow, slush or ice, above California; plan winter equipment checks before the season.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Tuolumne County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-108 | 3 |
| SR-49 | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Tuolumne County) |
|---|---|
| SR-108 | 6 |
| SR-120 | 5 |
| SR-49 | 3 |
| La Grange Rd | 2 |
| La Grange Rd/1.4M S Old Don Pedro Rd | 2 |
| Obyrnes Ferry Rd/300Ft S Calaveras Tuolumne Co Ln | 2 |
| Rt108/S Washington St | 2 |
| Rt120/.5M W La Grange Rd | 2 |
ZIP 95370 at a glance
| Population | 28,355 |
| Density | 106 per sq mi |
| Median household income | $82,990 |
| Median home value | $442,984 |
| Home ownership | 69% |
Waste facilities and haulers nearby
Historical data: truck crashes in Tuolumne 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 | 19 | — | 1.2 |
| 2010s | 16 | -14% | 0.6 |
| 2020s | 23 | +41% | 1.6 |
From the 2000s to the 2020s, yearly reported truck crashes went from 19 to 23. Some of the change may reflect how crashes were reported. Fatal large-truck crashes: 0.5 a year in 2016–19, 1.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 95370
How many truck accidents are there in ZIP 95370?
249 truck crashes have been reported in Tuolumne County since 2015, with 10 deaths and 113 injuries.
What is the most dangerous road for trucks in ZIP 95370?
SR-108 had 3 fatal crashes involving a large truck within 10 miles of ZIP 95370 since 2015, more than any other road.
Which month has the most truck crashes in ZIP 95370?
October has the most truck crashes in Tuolumne County, 13.3% of the yearly total.
How many garbage truck accidents happen in ZIP 95370?
Garbage trucks were involved in 2 reported crashes in Tuolumne County since 2015 (0.8% of truck crashes).
How do truck crashes in ZIP 95370 compare with California?
The yearly rate is 39.3 truck crashes per 100,000 residents in Tuolumne County, vs 33.2 for California.
How can I plan a safer truck route in ZIP 95370?
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.