Markham, WA truck route planning & crash data
Plan safer truck routes in Markham: commercial truck and garbage truck crashes in Markham and Grays Harbor County, dangerous roads, seasonality and route safety data for fleets. Patterns use Grays Harbor County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
8 of 240 truck crashes since 2015.
Deadliest roads
How Grays Harbor County compares with Washington
Grays Harbor County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Grays Harbor County stands out
Full comparison
| Measure (2015–2025) | Grays Harbor County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 28.6 | 25.8 | 49.7 | 1.1× the state |
| Deaths per 100 crashes | 7.2 | 3.4 | 3.4 | 2.1× the state |
| Injuries per crash | 0.17 | 0.18 | 0.49 | same |
| Garbage-truck share | 3.1% | 2.2% | 2.3% | 1.4× the state |
| On snow, slush or ice | 4.9% | 9.7% | 6.2% | 49% below the state |
| Morning rush (6–10 am) | 29.1% | 24.8% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 18.4% | 20.2% | 13.8% | 9% below the state |
| Winter months (Nov–Mar) | 49.8% | 43.8% | 41.9% | 1.1× the state |
| After dark | 20.6% | 25.2% | 24.8% | 18% below the state |
Grays Harbor County has lower values than Washington for on snow, slush or ice, in rain, sleet or snow and after dark. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and garbage-truck share.
The headline for Grays Harbor County: 7.2 deaths per 100 truck crashes, vs 3.4 in Washington.
Overview
Grays Harbor County has recorded 240 truck crashes since 2015, with 39 people injured and 17 killed.
That averages about one truck crash every 16 days in fully reported years.
Markham had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Grays Harbor County numbers.
When crashes happen
Truck crashes peak in February (11.7% of the year) and are lowest in July (4.6%).
Winter months (Nov–Mar) carry 49.8% of truck crashes, vs 43.8% for Washington.
More truck crashes happen at 1–2 pm than at any other hour (11.2%).
4.9% 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 Markham since 2015 were spread across roads: SR-105 (1) and US-12 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 8 crashes, 3.3% of the total, against 2.2% across Washington.
Route planning tips for Markham fleets
- Review driver schedules for February, the month with the most truck crashes.
- The morning rush (6–10 am) holds 29.1% of truck crashes here, more than Washington; adjust start times where you can.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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.
Reporting was incomplete in 2024, so those years are greyed out and left out of rates and comparisons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Grays Harbor County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-105 | 1 |
| US-12 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Grays Harbor County) |
|---|---|
| Sr-101*076.00 | 4 |
| Sr-101*134.00 | 4 |
| Sr-12*018.10 | 3 |
| Heron St/H St | 2 |
| Heron Street/G Street | 2 |
| Kirkpatrick Rd/Bunker Rd | 2 |
| Sr-101*070.50 | 2 |
| Sr-101*072.00 | 2 |
Markham at a glance
| Land area | 1.1 sq mi |
| Median household income (ZIP 98595) | $66,579 |
| Median home value (ZIP 98595) | $239,535 |
Waste facilities and haulers nearby
Historical data: truck crashes in Grays Harbor 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 | 18 | — | 1.6 |
| 2000s | 21 | +18% | 1.2 |
| 2010s | 20 | -5% | 0.6 |
| 2020s | 24 | +20% | 1.8 |
From the 1990s to the 2020s, yearly reported truck crashes went from 18 to 24. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.8 a year in 2016–19 and 1.8 a year in 2020–24.
Nearby places
Questions fleets ask about Markham
How many truck accidents are there in Markham?
Grays Harbor County has had 240 reported truck crashes since 2015, injuring 39 people and killing 17.
Which month has the most truck crashes in Markham?
Truck crashes in Grays Harbor County peak in February, with 11.7% of the year's crashes.
How many garbage truck accidents happen in Markham?
Since 2015, Grays Harbor County has reported 8 garbage-truck crashes, or 3.3% of its truck crashes.
How do truck crashes in Markham compare with Washington?
The yearly rate is 28.6 truck crashes per 100,000 residents in Grays Harbor County, vs 25.8 for Washington.
How do I plan a garbage truck route in Markham?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
Crash reporting to FMCSA was incomplete in 2024; those years are greyed out and left out of rates. 2026 is a partial year. Updated October 2026.