Walla Walla County, WA truck route planning & crash data
Plan safer truck routes in Walla Walla County: commercial truck and garbage truck crashes, 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
4 of 232 truck crashes since 2015.
Deadliest roads
How Walla Walla County compares with Washington
Walla Walla County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Walla Walla County stands out
Full comparison
| Measure (2015–2025) | Walla Walla County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 32.2 | 25.8 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 3.6 | 3.4 | 3.4 | same |
| Injuries per crash | 0.14 | 0.18 | 0.49 | 22% below the state |
| Garbage-truck share | 1.8% | 2.2% | 2.3% | 17% below the state |
| On snow, slush or ice | 15.9% | 9.7% | 6.2% | 1.6× the state |
| Morning rush (6–10 am) | 34.1% | 24.8% | 23.7% | 1.4× the state |
| In rain, sleet or snow | 12.7% | 20.2% | 13.8% | 37% below the state |
| Winter months (Nov–Mar) | 41.4% | 43.8% | 41.9% | same |
| After dark | 19.6% | 25.2% | 24.8% | 22% below the state |
Walla Walla County has lower values than Washington for injuries per crash, garbage-truck share and in rain, sleet or snow. It runs above Washington on crashes per 100k residents / yr, on snow, slush or ice and morning rush (6–10 am).
The headline for Walla Walla County: 15.9% on snowy, slushy or icy roads, against 9.7% across Washington.
Overview
Since 2015, 232 crashes involving commercial trucks have been reported in Walla Walla County. They injured 33 people and killed 9.
Across the years with complete reporting, that is roughly one truck crash every 18 days.
When crashes happen
Truck crashes peak in January (11.6% of the year) and are lowest in May (4.7%).
The five winter months (November to March) hold 41.4% of truck crashes, against 43.8% across Washington.
The busiest hour is 7–8 am, with 10.3% of truck crashes.
Snow, slush or ice was on the road in 15.9% of truck crashes, compared with 9.7% in Washington.
Where crashes happen
Within this area, US-12 had the most fatal crashes involving a large truck since 2015 (3). It is followed by SR-125 (2) and SR-730 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 4 crashes, 1.7% of the total, against 2.2% across Washington.
Route planning tips for Walla Walla County fleets
- Review driver schedules for January, the month with the most truck crashes.
- Look at alternatives to US-12 at busy times: it leads this area in fatal truck crashes.
- 34.1% of truck crashes happen between 6 and 10 am, above Washington; consider earlier or later starts where possible.
- Icy and snowy roads show up in 15.9% of truck crashes here, more than Washington; schedule winter checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Walla Walla County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Walla Walla County) |
|---|---|
| US-12 | 3 |
| SR-125 | 2 |
| SR-730 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Walla Walla County) |
|---|---|
| Sr-12*301.00 | 4 |
| Sr-730*003.00 | 4 |
| Sr-12*307.00 | 3 |
| Sr-12*314.00 | 3 |
| Sr-730*001.00 | 3 |
| Sr-730*005.00 | 3 |
| Sr 12 Mp 314.30 | 2 |
| Sr-12 Mp 251.33 | 2 |
Walla Walla County at a glance
| Population | 62,068 |
| Land area | 1,270.0 sq mi |
| Density | 49 per sq mi |
| Median household income (ZIP average) | $73,486 |
Waste facilities and haulers nearby
Historical data: truck crashes in Walla Walla 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 | 15 | — | 1.5 |
| 2000s | 15 | +2% | 1.9 |
| 2010s | 18 | +23% | 0.8 |
| 2020s | 21 | +16% | 0.8 |
In the 1990s about 15 truck crashes a year were reported; in the 2020s, about 21. Reporting coverage also changed between these periods. Fatal large-truck crashes: 0.5 a year in 2016–19, 0.8 a year in 2020–24.
Cities, towns & communities in Walla Walla County
ZIP codes in Walla Walla County
Nearby counties
Questions fleets ask about Walla Walla County
How common are truck crashes in Walla Walla County?
Since 2015, 232 crashes involving commercial trucks were reported in Walla Walla County (33 injured, 9 killed).
What is the most dangerous road for trucks in Walla Walla County?
NHTSA data shows US-12 with 3 fatal large-truck crashes in Walla Walla County since 2015, the highest of any road.
Which month has the most truck crashes in Walla Walla County?
Truck crashes in Walla Walla County peak in January, with 11.6% of the year's crashes.
How many garbage truck accidents happen in Walla Walla County?
Since 2015, Walla Walla County has reported 4 garbage-truck crashes, or 1.7% of its truck crashes.
What is the truck crash rate in Walla Walla County compared with Washington?
The yearly rate is 32.2 truck crashes per 100,000 residents in Walla Walla County, vs 25.8 for Washington.
How can I plan a safer truck route in Walla Walla County?
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.