ZIP 98560 (Matlock, WA) truck route planning & crash data
Plan safer truck routes around ZIP 98560: commercial truck and garbage truck crashes here and in Mason County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
2 of 135 truck crashes since 2015.
Deadliest roads
How Mason County compares with Washington
Mason County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Mason County stands out
Full comparison
| Measure (2015–2025) | Mason County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 16.5 | 25.8 | 49.7 | 36% below the state |
| Deaths per 100 crashes | 8.7 | 3.4 | 3.4 | 2.6× the state |
| Injuries per crash | 0.25 | 0.18 | 0.49 | 1.4× the state |
| Garbage-truck share | 1.6% | 2.2% | 2.3% | 27% below the state |
| On snow, slush or ice | 8.7% | 9.7% | 6.2% | 10% below the state |
| Morning rush (6–10 am) | 29.4% | 24.8% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 20.6% | 20.2% | 13.8% | same |
| Winter months (Nov–Mar) | 45.2% | 43.8% | 41.9% | same |
| After dark | 17.5% | 25.2% | 24.8% | 31% below the state |
Mason County sits below Washington on crashes per 100k residents / yr, garbage-truck share and on snow, slush or ice. It runs above Washington on deaths per 100 crashes, injuries per crash and morning rush (6–10 am).
What stands out in Mason County: 8.7 people killed per 100 truck crashes (Washington: 3.4).
Overview
Mason County has recorded 135 truck crashes since 2015, with 34 people injured and 11 killed.
Across the years with complete reporting, that is roughly one truck crash every 32 days.
When crashes happen
The worst month is October with 13.3% of truck crashes; the quietest is May at 3.7%.
The five winter months (November to March) hold 45.2% of truck crashes, against 43.8% across Washington.
By time of day, 11 am–12 pm stands out with 11.1% of truck crashes.
8.7% of truck crashes here happened on snow, slush or ice, against 9.7% across Washington.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 98560 since 2015 were spread across roads: CR-W Shelton Matlock Rd (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 2 crashes, 1.5% of the total, against 2.2% across Washington.
Route planning tips for ZIP 98560 fleets
- Review driver schedules for October, the month with the most truck crashes.
- Morning starts matter: 29.4% of truck crashes fall between 6 and 10 am, higher than Washington.
- 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 Mason County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-W Shelton Matlock Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Mason County) |
|---|---|
| Sr-101*329.00 | 3 |
| Sr-101*341.43 | 3 |
| Johns Prairie Rd Blk 1300 | 2 |
| Sr-101*319.70 | 2 |
| Sr-101*327.00 | 2 |
| Sr-101*332.00 | 2 |
| Sr-101*335.00 | 2 |
| Sr-101*340.00 | 2 |
ZIP 98560 at a glance
| Population | 114 |
| Density | 1 per sq mi |
| Median household income | $72,596 |
| Home ownership | 76% |
Waste facilities and haulers nearby
Historical data: truck crashes in Mason 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 | 9 | — | 0.6 |
| 2000s | 9 | -2% | 1.0 |
| 2010s | 11 | +20% | 0.9 |
| 2020s | 12 | +16% | 1.6 |
From the 1990s to the 2020s, yearly reported truck crashes went from 9 to 12. Some of the change may reflect how crashes were reported. NHTSA counts 0.8 fatal large-truck crashes a year in 2016–19 and 1.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 98560
How common are truck crashes in ZIP 98560?
Mason County has had 135 reported truck crashes since 2015, injuring 34 people and killing 11.
What is the worst month for truck crashes in ZIP 98560?
October has the most truck crashes in Mason County, 13.3% of the yearly total.
Are garbage truck crashes common in ZIP 98560?
2 crashes involving garbage or refuse trucks have been reported in Mason County since 2015, 1.5% of all truck crashes.
What is the truck crash rate in ZIP 98560 compared with Washington?
Per 100,000 residents, Mason County has 16.5 truck crashes a year; Washington has 25.8.
How can I plan a safer truck route in ZIP 98560?
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.