Shadow Lake, WA truck route planning & crash data
Plan safer truck routes in Shadow Lake: commercial truck and garbage truck crashes in Shadow Lake and King County, dangerous roads, seasonality and route safety data for fleets. Patterns use King County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0.6 deaths per 100 garbage-truck crashes vs 2.6 for all trucks.
Deadliest roads
How King County compares with Washington
King County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where King County stands out
Full comparison
| Measure (2015–2025) | King County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 22.1 | 25.8 | 49.7 | 14% below the state |
| Deaths per 100 crashes | 2.6 | 3.4 | 3.4 | 24% below the state |
| Injuries per crash | 0.17 | 0.18 | 0.49 | same |
| Garbage-truck share | 2.9% | 2.2% | 2.3% | 1.3× the state |
| On snow, slush or ice | 4.3% | 9.7% | 6.2% | 56% below the state |
| Morning rush (6–10 am) | 24.8% | 24.8% | 23.7% | same |
| In rain, sleet or snow | 21.5% | 20.2% | 13.8% | same |
| Winter months (Nov–Mar) | 41.5% | 43.8% | 41.9% | same |
| After dark | 23.9% | 25.2% | 24.8% | same |
King County sits below Washington on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher garbage-truck share.
The headline for Shadow Lake: 1.7× yearly fatal truck crashes within 10 miles of Shadow Lake: 3.2 in 2016–19, 5.6 in 2020–24.
Overview
Since 2015, 6,019 crashes involving commercial trucks have been reported in King County. They injured 1,063 people and killed 156.
In complete reporting years that works out to about 1 truck crash a day.
With 0 truck crashes reported in Shadow Lake since 2015, this page uses King County numbers for its patterns and comparisons.
When crashes happen
The worst month is October with 9.3% of truck crashes; the quietest is May at 7.4%.
The five winter months (November to March) hold 41.5% of truck crashes, against 43.8% across Washington.
By time of day, 12–1 pm stands out with 7.4% of truck crashes.
Snow, slush or ice was on the road in 4.3% of truck crashes, compared with 9.7% in Washington.
Where crashes happen
The deadliest road for trucks within 10 miles of Shadow Lake is SR-181, with 7 fatal large-truck crashes since 2015. Next come I-5 (5), I-405 (4) and SR-167 (3).
Garbage & waste trucks
Garbage trucks account for 180 of the truck crashes here, or 3.0%, compared with 2.2% in Washington.
Garbage-truck crashes peak in April (12% of them).
Per 100 crashes, garbage trucks recorded 0.6 deaths compared with 2.6 for all trucks.
Route planning tips for Shadow Lake fleets
- Review driver schedules for October, the month with the most truck crashes.
- Look at alternatives to SR-181 at busy times: it leads this area in fatal truck crashes.
- For residential and commercial waste routes, look again at April schedules: garbage-truck crashes peak then.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 King County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-181 | 7 |
| I-5 | 5 |
| I-405 | 4 |
| SR-167 | 3 |
| SR-169 | 3 |
| SR-516 | 3 |
| SR-18 | 2 |
| 4th St Se | 1 |
| B St Nw | 1 |
| CR-AUBURN Black Diamond Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (King County) |
|---|---|
| Sr-167*026.00 | 24 |
| Sr-167*024.00 | 23 |
| Sr-167*014.00 | 22 |
| Sr-18*026.30 | 19 |
| Sr-167*019.00 | 18 |
| Sr-18*002.00 | 18 |
| Sr-18*001.00 | 17 |
| Sr-18*003.00 | 16 |
Shadow Lake at a glance
| Land area | 5.2 sq mi |
| Median household income (ZIP 98058) | $115,201 |
| Median home value (ZIP 98058) | $674,797 |
Waste facilities and haulers nearby
Historical data: truck crashes in King 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 | 330 | — | 10.3 |
| 2000s | 344 | +4% | 8.0 |
| 2010s | 451 | +31% | 7.2 |
| 2020s | 523 | +16% | 14.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 330 to 523. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 10.0 a year in 2016–19 and 14.6 a year in 2020–24.
Nearby places
Questions fleets ask about Shadow Lake
How common are truck crashes in Shadow Lake?
King County has had 6,019 reported truck crashes since 2015, injuring 1,063 people and killing 156.
What is the most dangerous road for trucks in Shadow Lake?
SR-181 had 7 fatal crashes involving a large truck within 10 miles of Shadow Lake since 2015, more than any other road.
Which month has the most truck crashes in Shadow Lake?
The worst month is October: 9.3% of truck crashes in King County happen then.
Are garbage truck crashes common in Shadow Lake?
Since 2015, King County has reported 180 garbage-truck crashes, or 3.0% of its truck crashes.
How do truck crashes in Shadow Lake compare with Washington?
King County records 22.1 truck crashes per 100,000 residents a year, against 25.8 across Washington.
How can I plan a safer truck route in Shadow Lake?
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.