ZIP 93257 (Porterville, CA) truck route planning & crash data
Plan safer truck routes around ZIP 93257: commercial truck and garbage truck crashes here and in Tulare 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
2.3 deaths per 100 garbage-truck crashes vs 5.2 for all trucks.
Deadliest roads
How Tulare County compares with California
Tulare County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Tulare County stands out
Full comparison
| Measure (2015–2025) | Tulare County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 51.0 | 33.2 | 49.7 | 1.5× the state |
| Deaths per 100 crashes | 5.2 | 3.6 | 3.4 | 1.4× the state |
| Injuries per crash | 0.45 | 0.44 | 0.49 | same |
| Garbage-truck share | 1.6% | 1.6% | 2.3% | same |
| On snow, slush or ice | 0.1% | 0.9% | 6.2% | 88% below the state |
| Morning rush (6–10 am) | 26.2% | 23.5% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 5.4% | 6.5% | 13.8% | 17% below the state |
| Winter months (Nov–Mar) | 42.4% | 40.2% | 41.9% | same |
| After dark | 26.4% | 29.1% | 24.8% | 9% below the state |
Tulare County has lower values than California for on snow, slush or ice, in rain, sleet or snow and after dark. It runs above California on crashes per 100k residents / yr, deaths per 100 crashes and morning rush (6–10 am).
What stands out in Tulare County: 0.1% on snowy, slushy or icy roads, against 0.9% across California.
Overview
Police reported 2,862 crashes involving commercial trucks in Tulare County since 2015: 1,357 people were injured and 142 were killed.
Across the years with complete reporting, that is roughly 1 truck crash every day.
When crashes happen
The worst month is October with 9.6% of truck crashes; the quietest is July at 6.9%.
The five winter months (November to March) hold 42.4% of truck crashes, against 40.2% across California.
By time of day, 8–9 am stands out with 7.9% of truck crashes.
Road surface: 0.1% of truck crashes were on snow, slush or ice (California: 0.9%).
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 93257 since 2015 were spread across roads: Avenue 88 (1), Plano St (1), Rd 248 (1), S Plano St (1) and SR-190 (1).
Garbage & waste trucks
Garbage trucks account for 47 of the truck crashes here, or 1.6%, compared with 1.6% in California.
The most garbage-truck crashes happen in February (17%).
Deaths per 100 garbage-truck crashes: 2.3, vs 5.2 for all truck crashes.
Route planning tips for ZIP 93257 fleets
- Review driver schedules for October, the month with the most truck crashes.
- Garbage-truck crashes here peak in February; review collection routes for that month.
- 26.2% of truck crashes happen between 6 and 10 am, above California; consider earlier or later starts where possible.
- 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 Tulare County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| Avenue 88 | 1 |
| Plano St | 1 |
| Rd 248 | 1 |
| S Plano St | 1 |
| SR-190 | 1 |
| SR-65 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Tulare County) |
|---|---|
| SR-99 | 25 |
| Sr-99 N/B | 20 |
| Sr-99 S/B | 12 |
| SR-65 | 7 |
| Road 152 | 6 |
| SR-63 | 6 |
| SR-198 | 5 |
| SR-137 | 4 |
ZIP 93257 at a glance
| Population | 80,467 |
| Density | 82 per sq mi |
| Median household income | $59,704 |
| Median home value | $287,652 |
| Home ownership | 56% |
Waste facilities and haulers nearby
Historical data: truck crashes in Tulare 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 | 4 | — | 11.0 |
| 2000s | 140 | +3402% | 11.1 |
| 2010s | 198 | +42% | 8.8 |
| 2020s | 262 | +32% | 10.0 |
From the 1990s to the 2020s, yearly reported truck crashes went from 4 to 262. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 8.0 a year in 2016–19 and 10.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 93257
How many truck crashes happen in ZIP 93257?
2,862 truck crashes have been reported in Tulare County since 2015, with 142 deaths and 1,357 injuries.
What is the worst month for truck crashes in ZIP 93257?
October has the most truck crashes in Tulare County, 9.6% of the yearly total.
How many garbage truck accidents happen in ZIP 93257?
Since 2015, Tulare County has reported 47 garbage-truck crashes, or 1.6% of its truck crashes.
How do truck crashes in ZIP 93257 compare with California?
The yearly rate is 51.0 truck crashes per 100,000 residents in Tulare County, vs 33.2 for California.
How can I plan a safer truck route in ZIP 93257?
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.