Sisco Heights, WA truck route planning & crash data
Plan safer truck routes in Sisco Heights: commercial truck and garbage truck crashes in Sisco Heights and Snohomish County, dangerous roads, seasonality and route safety data for fleets. Patterns use Snohomish 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 3.7 for all trucks.
Deadliest roads
How Snohomish County compares with Washington
Snohomish County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Snohomish County stands out
Full comparison
| Measure (2015–2025) | Snohomish County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 14.4 | 25.8 | 49.7 | 44% below the state |
| Deaths per 100 crashes | 3.7 | 3.4 | 3.4 | 1.1× the state |
| Injuries per crash | 0.18 | 0.18 | 0.49 | same |
| Garbage-truck share | 3.3% | 2.2% | 2.3% | 1.5× the state |
| On snow, slush or ice | 3.1% | 9.7% | 6.2% | 68% below the state |
| Morning rush (6–10 am) | 25.0% | 24.8% | 23.7% | same |
| In rain, sleet or snow | 19.5% | 20.2% | 13.8% | same |
| Winter months (Nov–Mar) | 40.6% | 43.8% | 41.9% | 7% below the state |
| After dark | 20.6% | 25.2% | 24.8% | 18% below the state |
Snohomish County sits below Washington on crashes per 100k residents / yr, on snow, slush or ice and winter months (nov–mar). It stands out for higher deaths per 100 crashes and garbage-truck share.
What stands out in Snohomish County: 1 in 30 of truck crashes here involve garbage trucks: 3.3%, vs 2.2% in Washington.
Overview
Police reported 1,445 crashes involving commercial trucks in Snohomish County since 2015: 279 people were injured and 53 were killed.
That averages about one truck crash every 3 days in fully reported years.
With 0 truck crashes reported in Sisco Heights since 2015, this page uses Snohomish County numbers for its patterns and comparisons.
When crashes happen
October has the most truck crashes, 9.8% of the yearly total, while March has the fewest (7.3%).
Winter months (Nov–Mar) carry 40.6% of truck crashes, vs 43.8% for Washington.
By time of day, 8–9 am stands out with 8.2% of truck crashes.
Road surface: 3.1% of truck crashes were on snow, slush or ice (Washington: 9.7%).
Where crashes happen
The deadliest road for trucks within 10 miles of Sisco Heights is I-5, with 7 fatal large-truck crashes since 2015. Next come SR-92 (2), 204th St Ne (1) and CR-JORDAN Rd (1).
Garbage & waste trucks
48 crashes involved a garbage or refuse truck, a 3.3% share (Washington: 2.2%).
The most garbage-truck crashes happen in April (12%).
They recorded 0.0 deaths per 100 crashes, against 3.7 for all trucks.
Route planning tips for Sisco Heights fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Snohomish County.
- Where you can, review stops along I-5; it has the most fatal large-truck crashes nearby.
- Garbage-truck crashes here peak in April; review collection routes for that month.
- 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 Snohomish County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-5 | 7 |
| SR-92 | 2 |
| 204th St Ne | 1 |
| CR-JORDAN Rd | 1 |
| SR-529 | 1 |
| SR-9 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Snohomish County) |
|---|---|
| Sr-9*000.20 | 4 |
| 84Th St Ne Blk 12300 | 3 |
| Hardeson Rd/Shuksan Way | 3 |
| I-405 Mp 025.00 | 3 |
| Sr-2*001.00 | 3 |
| Sr-530*016.95 | 3 |
| Sr-530*019.71 | 3 |
| Sr-532*006.45 | 3 |
Sisco Heights at a glance
| Land area | 13.8 sq mi |
| Median household income (ZIP 98270) | $108,147 |
| Median home value (ZIP 98270) | $571,618 |
Waste facilities and haulers nearby
Historical data: truck crashes in Snohomish 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 | 78 | — | 4.2 |
| 2000s | 95 | +22% | 3.4 |
| 2010s | 111 | +17% | 2.2 |
| 2020s | 128 | +15% | 3.0 |
Reported truck crashes averaged 78 a year in the 1990s and 128 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 4.0 fatal large-truck crashes a year in 2016–19 and 3.0 a year in 2020–24.
Nearby places
Questions fleets ask about Sisco Heights
How many truck crashes happen in Sisco Heights?
Snohomish County has had 1,445 reported truck crashes since 2015, injuring 279 people and killing 53.
Which road has the most fatal truck crashes in Sisco Heights?
I-5 had 7 fatal crashes involving a large truck within 10 miles of Sisco Heights since 2015, more than any other road.
Which month has the most truck crashes in Sisco Heights?
October has the most truck crashes in Snohomish County, 9.8% of the yearly total.
How many garbage truck crashes are there in Sisco Heights?
Since 2015, Snohomish County has reported 48 garbage-truck crashes, or 3.3% of its truck crashes.
What is the truck crash rate in Sisco Heights compared with Washington?
The yearly rate is 14.4 truck crashes per 100,000 residents in Snohomish County, vs 25.8 for Washington.
What is the best way to plan truck routes in Sisco Heights?
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.