Winlock, WA truck route planning & crash data
Plan safer truck routes in Winlock: commercial truck and garbage truck crashes in Winlock and Lewis County, dangerous roads, seasonality and route safety data for fleets. Patterns use Lewis County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
8 of 716 truck crashes since 2015.
Deadliest roads
How Lewis County compares with Washington
Lewis County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Lewis County stands out
Full comparison
| Measure (2015–2025) | Lewis County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 70.4 | 25.8 | 49.7 | 2.7× the state |
| Deaths per 100 crashes | 3.1 | 3.4 | 3.4 | 9% below the state |
| Injuries per crash | 0.22 | 0.18 | 0.49 | 1.2× the state |
| Garbage-truck share | 1.2% | 2.2% | 2.3% | 46% below the state |
| On snow, slush or ice | 9.5% | 9.7% | 6.2% | same |
| Morning rush (6–10 am) | 16.8% | 24.8% | 23.7% | 32% below the state |
| In rain, sleet or snow | 31.9% | 20.2% | 13.8% | 1.6× the state |
| Winter months (Nov–Mar) | 49.3% | 43.8% | 41.9% | 1.1× the state |
| After dark | 33.8% | 25.2% | 24.8% | 1.3× the state |
Compared with Washington, Lewis County is lower on deaths per 100 crashes, garbage-truck share and morning rush (6–10 am). It stands out for higher crashes per 100k residents / yr, injuries per crash and in rain, sleet or snow.
What stands out in Lewis County: 31.9% share of truck crashes in rain, sleet or snow (Washington: 20.2%).
Overview
Lewis County has recorded 716 truck crashes since 2015, with 161 people injured and 24 killed.
In complete reporting years that works out to about one truck crash every 6 days.
With 49 truck crashes reported in Winlock since 2015, this page uses Lewis County numbers for its patterns and comparisons.
When crashes happen
The worst month is February with 11.6% of truck crashes; the quietest is May at 4.6%.
Winter months (Nov–Mar) carry 49.3% of truck crashes, vs 43.8% for Washington.
The busiest hour is 11 am–12 pm, with 8.0% of truck crashes.
Road surface: 9.5% of truck crashes were on snow, slush or ice (Washington: 9.7%).
Where crashes happen
Fatal large-truck crashes within 10 miles of Winlock since 2015 were spread across roads: I-5 (2), SR-505 (1) and SR-508 (1).
Garbage & waste trucks
Garbage trucks account for 8 of the truck crashes here, or 1.1%, compared with 2.2% in Washington.
Route planning tips for Winlock fleets
- Build extra time into February routes: it has the most truck crashes here.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Lewis County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-5 | 2 |
| SR-505 | 1 |
| SR-508 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Lewis County) |
|---|---|
| Bishop Rd Blk 1500 | 3 |
| Harrison Ave Blk 1000 | 3 |
| Harrison Ave Blk 900 | 3 |
| I 5 Mp 060.70 | 3 |
| Rush Rd Blk 1200 | 3 |
| Sr-12*095.00 | 3 |
| Sr-12*142.00 | 3 |
| Avery Rd W Blk 400 | 2 |
Winlock at a glance
| Population | 2,515 |
| Land area | 3.4 sq mi |
| Density | 744 per sq mi |
| Median household income (ZIP 98596) | $80,188 |
| Median home value (ZIP 98596) | $412,223 |
Waste facilities and haulers nearby
Historical data: truck crashes in Lewis 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 | 38 | — | 2.5 |
| 2000s | 48 | +27% | 2.1 |
| 2010s | 57 | +17% | 1.2 |
| 2020s | 60 | +5% | 1.6 |
Reported truck crashes averaged 38 a year in the 1990s and 60 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 1.2 a year in 2016–19, 1.6 a year in 2020–24.
Nearby places
Questions fleets ask about Winlock
How many truck accidents are there in Winlock?
Since 2015, 716 crashes involving commercial trucks were reported in Lewis County (161 injured, 24 killed).
What is the worst month for truck crashes in Winlock?
The worst month is February: 11.6% of truck crashes in Lewis County happen then.
How many garbage truck accidents happen in Winlock?
8 crashes involving garbage or refuse trucks have been reported in Lewis County since 2015, 1.1% of all truck crashes.
How does Winlock compare with Washington for truck crashes?
Per 100,000 residents, Lewis County has 70.4 truck crashes a year; Washington has 25.8.
How can I plan a safer truck route in Winlock?
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.