Kittitas County, WA truck route planning & crash data
Plan safer truck routes in Kittitas County: commercial truck and garbage truck crashes, 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
5 of 1,375 truck crashes since 2015.
Deadliest roads
How Kittitas County compares with Washington
Kittitas County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Kittitas County stands out
Full comparison
| Measure (2015–2025) | Kittitas County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 248.4 | 25.8 | 49.7 | 9.6× the state |
| Deaths per 100 crashes | 2.0 | 3.4 | 3.4 | 41% below the state |
| Injuries per crash | 0.10 | 0.18 | 0.49 | 44% below the state |
| Garbage-truck share | 0.4% | 2.2% | 2.3% | 83% below the state |
| On snow, slush or ice | 35.2% | 9.7% | 6.2% | 3.6× the state |
| Morning rush (6–10 am) | 21.7% | 24.8% | 23.7% | 12% below the state |
| In rain, sleet or snow | 32.8% | 20.2% | 13.8% | 1.6× the state |
| Winter months (Nov–Mar) | 55.1% | 43.8% | 41.9% | 1.3× the state |
| After dark | 33.5% | 25.2% | 24.8% | 1.3× the state |
Compared with Washington, Kittitas County is lower on deaths per 100 crashes, injuries per crash and garbage-truck share. It stands out for higher crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
Kittitas County at a glance: 35.2% share of truck crashes on snow, slush or ice (Washington: 9.7%).
Overview
Kittitas County has recorded 1,375 truck crashes since 2015, with 142 people injured and 28 killed.
In complete reporting years that works out to about one truck crash every 3 days.
When crashes happen
December has the most truck crashes, 15.0% of the yearly total, while April has the fewest (5.0%).
November through March accounts for 55.1% of truck crashes here, compared with 43.8% in Washington.
By time of day, 5–6 am stands out with 6.8% of truck crashes.
Road surface: 35.2% of truck crashes were on snow, slush or ice (Washington: 9.7%).
Where crashes happen
The deadliest road for trucks in Kittitas County is I-90, with 13 fatal large-truck crashes since 2015. It is followed by I-82 (2), CR-COVE Rd (1) and SR-10 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 5 crashes, 0.4% of the total, against 2.2% across Washington.
Route planning tips for Kittitas County fleets
- Build extra time into December routes: it has the most truck crashes here.
- Look at alternatives to I-90 at busy times: it leads this area in fatal truck crashes.
- With 35.2% of truck crashes on snow, slush or ice (above Washington), plan winter equipment checks early.
- 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.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Kittitas County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Kittitas County) |
|---|---|
| I-90 | 13 |
| I-82 | 2 |
| CR-COVE Rd | 1 |
| SR-10 | 1 |
| SR-970 | 1 |
| US-97 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Kittitas County) |
|---|---|
| Sr-10*103.60 | 5 |
| Sr-97*163.20 | 4 |
| I-90 Mp 114.90 | 3 |
| Sr-97*150.00 | 3 |
| Sr-97*153.00 | 3 |
| Sr-97*163.00 | 3 |
| Sr-97*165.00 | 3 |
| Canyon Rd Blk 7100 | 2 |
Kittitas County at a glance
| Population | 48,172 |
| Land area | 2,297.3 sq mi |
| Density | 21 per sq mi |
| Median household income (ZIP average) | $76,780 |
Waste facilities and haulers nearby
Historical data: truck crashes in Kittitas 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 | 71 | — | 2.0 |
| 2000s | 72 | +2% | 1.5 |
| 2010s | 108 | +49% | 1.5 |
| 2020s | 119 | +11% | 1.6 |
In the 1990s about 71 truck crashes a year were reported; in the 2020s, about 119. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 2.8 a year in 2016–19 and 1.6 a year in 2020–24.
Cities, towns & communities in Kittitas County
ZIP codes in Kittitas County
Nearby counties
Questions fleets ask about Kittitas County
How common are truck crashes in Kittitas County?
Since 2015, 1,375 crashes involving commercial trucks were reported in Kittitas County (142 injured, 28 killed).
Where do fatal truck crashes happen most in Kittitas County?
I-90 had 13 fatal crashes involving a large truck in Kittitas County since 2015, more than any other road.
When do most truck crashes happen in Kittitas County?
The worst month is December: 15.0% of truck crashes in Kittitas County happen then.
Are garbage truck crashes common in Kittitas County?
5 crashes involving garbage or refuse trucks have been reported in Kittitas County since 2015, 0.4% of all truck crashes.
What is the truck crash rate in Kittitas County compared with Washington?
Kittitas County records 248.4 truck crashes per 100,000 residents a year, against 25.8 across Washington.
What is the best way to plan truck routes in Kittitas County?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.