Knappa, OR truck route planning & crash data
Plan safer truck routes in Knappa: commercial truck and garbage truck crashes in Knappa and Clatsop County, dangerous roads, seasonality and route safety data for fleets. Patterns use Clatsop County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
4 of 229 truck crashes since 2015.
Deadliest roads
How Clatsop County compares with Oregon
Clatsop County against Oregon and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Clatsop County stands out
Full comparison
| Measure (2015–2025) | Clatsop County | Oregon | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 48.7 | 41.0 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 7.3 | 3.9 | 3.4 | 1.9× the state |
| Injuries per crash | 0.50 | 0.35 | 0.49 | 1.4× the state |
| Garbage-truck share | 1.4% | 2.0% | 2.3% | 32% below the state |
| On snow, slush or ice | 4.1% | 13.3% | 6.2% | 69% below the state |
| Morning rush (6–10 am) | 29.5% | 24.2% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 20.0% | 18.8% | 13.8% | same |
| Winter months (Nov–Mar) | 38.2% | 45.1% | 41.9% | 15% below the state |
| After dark | 17.7% | 25.3% | 24.8% | 30% below the state |
Clatsop County has lower values than Oregon for garbage-truck share, on snow, slush or ice and winter months (nov–mar). It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for Clatsop County: 7.3 deaths per 100 truck crashes, vs 3.9 in Oregon.
Overview
Clatsop County has recorded 229 truck crashes since 2015, with 112 people injured and 16 killed.
That averages about one truck crash every 18 days in fully reported years.
With 0 truck crashes reported in Knappa since 2015, this page uses Clatsop County numbers for its patterns and comparisons.
When crashes happen
The worst month is July with 11.8% of truck crashes; the quietest is February at 6.1%.
The five winter months (November to March) hold 38.2% of truck crashes, against 45.1% across Oregon.
The busiest hour is 7–8 am, with 10.0% of truck crashes.
4.1% of truck crashes here happened on snow, slush or ice, against 13.3% across Oregon.
Where crashes happen
Within this area, US-30 had the most fatal crashes involving a large truck since 2015 (4). After it: CR-BROWNSMEAD Dike Ln (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 4 crashes, 1.7% of the total, against 2.0% across Oregon.
Route planning tips for Knappa fleets
- Build extra time into July routes: it has the most truck crashes here.
- Check whether your routes use US-30, the road with the most fatal truck crashes in this area.
- Morning starts matter: 29.5% of truck crashes fall between 6 and 10 am, higher than Oregon.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Clatsop County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-30 | 4 |
| CR-BROWNSMEAD Dike Ln | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Clatsop County) |
|---|---|
| Hwy 101 & Greaanleaf Rd | 2 |
| Hwy 101 & West Beach Rd | 2 |
| Hwy 101 (Roosevelt Dr) & Ave C | 2 |
| Hwy 101 .06 S Turtle Ln | 2 |
| Hwy 101 .13 S Patriot Way | 2 |
| Hwy 101 .13 S Radar Rd | 2 |
| Hwy 101 3.62 N Hwy 30 | 2 |
| Hwy 101B & Hwy 101 | 2 |
Knappa at a glance
| Land area | 2.1 sq mi |
| Median household income (ZIP 97103) | $75,147 |
| Median home value (ZIP 97103) | $459,912 |
Waste facilities and haulers nearby
Historical data: truck crashes in Clatsop 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 | 34 | — | 0.8 |
| 2000s | 15 | -57% | 0.7 |
| 2010s | 16 | +11% | 0.5 |
| 2020s | 22 | +35% | 2.0 |
Reported truck crashes averaged 34 a year in the 1990s and 22 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.5 fatal large-truck crashes a year in 2016–19 and 2.0 a year in 2020–24.
Nearby places
Questions fleets ask about Knappa
How common are truck crashes in Knappa?
Since 2015, 229 crashes involving commercial trucks were reported in Clatsop County (112 injured, 16 killed).
Which road has the most fatal truck crashes in Knappa?
US-30 had 4 fatal crashes involving a large truck within 10 miles of Knappa since 2015, more than any other road.
When do most truck crashes happen in Knappa?
July has the most truck crashes in Clatsop County, 11.8% of the yearly total.
How many garbage truck crashes are there in Knappa?
4 crashes involving garbage or refuse trucks have been reported in Clatsop County since 2015, 1.7% of all truck crashes.
How do truck crashes in Knappa compare with Oregon?
The yearly rate is 48.7 truck crashes per 100,000 residents in Clatsop County, vs 41.0 for Oregon.
How can I plan a safer truck route in Knappa?
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.