Dayton, OR truck route planning & crash data
Plan safer truck routes in Dayton: commercial truck and garbage truck crashes in Dayton and Yamhill County, dangerous roads, seasonality and route safety data for fleets. Patterns use Yamhill County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
15 of 505 truck crashes since 2015.
Deadliest roads
How Yamhill County compares with Oregon
Yamhill County against Oregon and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Yamhill County stands out
Full comparison
| Measure (2015–2025) | Yamhill County | Oregon | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 38.7 | 41.0 | 49.7 | same |
| Deaths per 100 crashes | 4.4 | 3.9 | 3.4 | 1.1× the state |
| Injuries per crash | 0.49 | 0.35 | 0.49 | 1.4× the state |
| Garbage-truck share | 3.0% | 2.0% | 2.3% | 1.5× the state |
| On snow, slush or ice | 2.8% | 13.3% | 6.2% | 79% below the state |
| Morning rush (6–10 am) | 29.7% | 24.2% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 10.4% | 18.8% | 13.8% | 45% below the state |
| Winter months (Nov–Mar) | 37.7% | 45.1% | 41.9% | 16% below the state |
| After dark | 14.0% | 25.3% | 24.8% | 45% below the state |
Compared with Oregon, Yamhill County is lower on on snow, slush or ice, in rain, sleet or snow and winter months (nov–mar). It runs above Oregon on deaths per 100 crashes, injuries per crash and garbage-truck share.
The headline for Dayton: SR-18 most fatal truck crashes within 10 miles of Dayton: 7 since 2015.
Overview
Since 2015, 505 crashes involving commercial trucks have been reported in Yamhill County. They injured 239 people and killed 25.
Across the years with complete reporting, that is roughly one truck crash every 9 days.
Only 8 truck crashes were reported in Dayton since 2015; patterns below come from Yamhill County as a whole.
When crashes happen
October has the most truck crashes, 11.5% of the yearly total, while February has the fewest (5.7%).
November through March accounts for 37.7% of truck crashes here, compared with 45.1% in Oregon.
By time of day, 1–2 pm stands out with 10.1% of truck crashes.
Snow, slush or ice was on the road in 2.8% of truck crashes, compared with 13.3% in Oregon.
Where crashes happen
Within this area, SR-18 had the most fatal crashes involving a large truck since 2015 (7). It is followed by SR-99W (4), CR-MCKAY Rd Ne (3) and SR-219 (2).
Garbage & waste trucks
15 crashes involved a garbage or refuse truck, a 3.0% share (Oregon: 2.0%).
Route planning tips for Dayton fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Yamhill County.
- Where you can, review stops along SR-18; it has the most fatal large-truck crashes nearby.
- The morning rush (6–10 am) holds 29.7% of truck crashes here, more than Oregon; adjust start times where you can.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Yamhill County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-18 | 7 |
| SR-99W | 4 |
| CR-MCKAY Rd Ne | 3 |
| SR-219 | 2 |
| SR-99 | 2 |
| CR-NW Westside Rd | 1 |
| CR-OLD St Paul Hwy | 1 |
| Ne Riversdie Dr | 1 |
| SR-154 | 1 |
| Yergen Rd Ne | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Yamhill County) |
|---|---|
| Hwy 18 & Hwy 154 | 7 |
| Hwy 99W & Hwy 18 | 4 |
| Hwy 99W & Hwy 47 | 4 |
| Hwy 18 & Durham Ln | 3 |
| Hwy 18 & Red Prairie Rd | 3 |
| Hwy 18 & Se Cruickshank Rd | 3 |
| Hwy 47 & Flett Rd | 3 |
| E Hancock & N Main | 2 |
Dayton at a glance
| Population | 2,663 |
| Land area | 0.8 sq mi |
| Density | 3,185 per sq mi |
| Median household income (ZIP 97127) | $95,089 |
| Median home value (ZIP 97127) | $409,217 |
Waste facilities and haulers nearby
Historical data: truck crashes in Yamhill 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 | 17 | — | 1.2 |
| 2000s | 29 | +75% | 1.4 |
| 2010s | 33 | +15% | 1.0 |
| 2020s | 44 | +32% | 2.8 |
From the 1990s to the 2020s, yearly reported truck crashes went from 17 to 44. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 1.2 a year in 2016–19 and 2.8 a year in 2020–24.
Nearby places
Questions fleets ask about Dayton
How many truck accidents are there in Dayton?
Yamhill County has had 505 reported truck crashes since 2015, injuring 239 people and killing 25.
Which road has the most fatal truck crashes in Dayton?
Since 2015, SR-18 has had the most fatal large-truck crashes within 10 miles of Dayton: 7.
What is the worst month for truck crashes in Dayton?
October has the most truck crashes in Yamhill County, 11.5% of the yearly total.
How many garbage truck accidents happen in Dayton?
15 crashes involving garbage or refuse trucks have been reported in Yamhill County since 2015, 3.0% of all truck crashes.
How do truck crashes in Dayton compare with Oregon?
Per 100,000 residents, Yamhill County has 38.7 truck crashes a year; Oregon has 41.0.
How can I plan a safer truck route in Dayton?
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.