Dilley, OR truck route planning & crash data
Plan safer truck routes in Dilley: commercial truck and garbage truck crashes in Dilley and Washington County, dangerous roads, seasonality and route safety data for fleets. Patterns use Washington County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0.0 deaths per 100 garbage-truck crashes vs 2.1 for all trucks.
Deadliest roads
How Washington County compares with Oregon
Washington County against Oregon and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Washington County stands out
Full comparison
| Measure (2015–2025) | Washington County | Oregon | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 20.6 | 41.0 | 49.7 | 50% below the state |
| Deaths per 100 crashes | 2.1 | 3.9 | 3.4 | 46% below the state |
| Injuries per crash | 0.32 | 0.35 | 0.49 | 9% below the state |
| Garbage-truck share | 3.5% | 2.0% | 2.3% | 1.8× the state |
| On snow, slush or ice | 2.6% | 13.3% | 6.2% | 80% below the state |
| Morning rush (6–10 am) | 27.0% | 24.2% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 14.6% | 18.8% | 13.8% | 22% below the state |
| Winter months (Nov–Mar) | 38.9% | 45.1% | 41.9% | 14% below the state |
| After dark | 16.4% | 25.3% | 24.8% | 35% below the state |
Compared with Oregon, Washington County is lower on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash. Where it is higher: garbage-truck share and morning rush (6–10 am).
Washington County at a glance: 1 in 28 crashes involve a garbage truck (54 since 2015), vs 2.0% across Oregon.
Overview
Washington County has recorded 1,473 truck crashes since 2015, with 464 people injured and 29 killed.
Across the years with complete reporting, that is roughly one truck crash every 3 days.
Dilley had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Washington County numbers.
When crashes happen
The worst month is September with 10.2% of truck crashes; the quietest is February at 6.4%.
The five winter months (November to March) hold 38.9% of truck crashes, against 45.1% across Oregon.
More truck crashes happen at 1–2 pm than at any other hour (8.9%).
Snow, slush or ice was on the road in 2.6% of truck crashes, compared with 13.3% in Oregon.
Where crashes happen
SR-8 leads within 10 miles of Dilley with 3 fatal crashes involving a large truck since 2015. Next come CR-NE North Valley Rd (1), CR-SW Laurelwood Rd (1) and CR-ZION Church Rd (1).
Garbage & waste trucks
Garbage trucks account for 54 of the truck crashes here, or 3.7%, compared with 2.0% in Oregon.
The most garbage-truck crashes happen in May (17%).
Deaths per 100 garbage-truck crashes: 0.0, vs 2.1 for all truck crashes.
Route planning tips for Dilley fleets
- Build extra time into September routes: it has the most truck crashes here.
- Look at alternatives to SR-8 at busy times: it leads this area in fatal truck crashes.
- Garbage-truck crashes here peak in May; review collection routes for that month.
- 27.0% of truck crashes happen between 6 and 10 am, above Oregon; consider earlier or later starts where possible.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Washington County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-8 | 3 |
| CR-NE North Valley Rd | 1 |
| CR-SW Laurelwood Rd | 1 |
| CR-ZION Church Rd | 1 |
| Nw Susbauer Rd | 1 |
| SR-6 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Washington County) |
|---|---|
| I-5 .25 S Bridgeport Rd On Ramp | 6 |
| I-5 .07 N I-205 On Ramp | 5 |
| Hwy 47 & Maple St | 4 |
| I-5 .03 N I-205 Exit | 4 |
| I-5 .06 S I-205 On Ramp | 4 |
| I-5 .14 N Hwy 217 On Ramp | 4 |
| I-5 .21 S I-205 Exit | 4 |
| I-5 .25 N Nyberg Rd Exit | 4 |
Dilley at a glance
| Land area | 0.7 sq mi |
| Median household income (ZIP 97113) | $96,859 |
| Median home value (ZIP 97113) | $464,720 |
Waste facilities and haulers nearby
Historical data: truck crashes in Washington 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 | 41 | — | 2.0 |
| 2000s | 78 | +90% | 2.1 |
| 2010s | 115 | +47% | 1.8 |
| 2020s | 119 | +3% | 2.6 |
Reported truck crashes averaged 41 a year in the 1990s and 119 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 3.2 fatal large-truck crashes a year in 2016–19 and 2.6 a year in 2020–24.
Nearby places
Questions fleets ask about Dilley
How common are truck crashes in Dilley?
Washington County has had 1,473 reported truck crashes since 2015, injuring 464 people and killing 29.
Where do fatal truck crashes happen most in Dilley?
Since 2015, SR-8 has had the most fatal large-truck crashes within 10 miles of Dilley: 3.
When do most truck crashes happen in Dilley?
September has the most truck crashes in Washington County, 10.2% of the yearly total.
How many garbage truck crashes are there in Dilley?
54 crashes involving garbage or refuse trucks have been reported in Washington County since 2015, 3.7% of all truck crashes.
How does Dilley compare with Oregon for truck crashes?
The yearly rate is 20.6 truck crashes per 100,000 residents in Washington County, vs 41.0 for Oregon.
What is the best way to plan truck routes in Dilley?
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.