Twisp, WA truck route planning & crash data
Plan safer truck routes in Twisp: commercial truck and garbage truck crashes in Twisp and Okanogan County, dangerous roads, seasonality and route safety data for fleets. Patterns use Okanogan County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
3 of 82 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Okanogan County compares with Washington
Okanogan County against Washington and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Okanogan County stands out
Full comparison
| Measure (2015–2025) | Okanogan County | Washington | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 15.8 | 25.8 | 49.7 | 39% below the state |
| Deaths per 100 crashes | 10.3 | 3.4 | 3.4 | 3.0× the state |
| Injuries per crash | 0.27 | 0.18 | 0.49 | 1.5× the state |
| Garbage-truck share | 3.9% | 2.2% | 2.3% | 1.8× the state |
| On snow, slush or ice | 14.1% | 9.7% | 6.2% | 1.4× the state |
| Morning rush (6–10 am) | 23.1% | 24.8% | 23.7% | same |
| In rain, sleet or snow | 7.7% | 20.2% | 13.8% | 62% below the state |
| Winter months (Nov–Mar) | 42.3% | 43.8% | 41.9% | same |
| After dark | 23.1% | 25.2% | 24.8% | 8% below the state |
Okanogan County has lower values than Washington for crashes per 100k residents / yr, in rain, sleet or snow and after dark. It runs above Washington on deaths per 100 crashes, injuries per crash and garbage-truck share.
The headline for Okanogan County: 10.3 deaths for every 100 truck crashes, against 3.4 across Washington.
Overview
Police reported 82 crashes involving commercial trucks in Okanogan County since 2015: 24 people were injured and 8 were killed.
Across the years with complete reporting, that is roughly one truck crash every 51 days.
Twisp had 4 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Okanogan County numbers.
When crashes happen
The worst month is July with 15.9% of truck crashes; the quietest is June at 2.4%.
The five winter months (November to March) hold 42.3% of truck crashes, against 43.8% across Washington.
The busiest hour is 11 am–12 pm, with 11.0% of truck crashes.
Road surface: 14.1% of truck crashes were on snow, slush or ice (Washington: 9.7%).
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of Twisp since 2015.
Garbage & waste trucks
Garbage and refuse trucks were involved in 3 crashes, 3.7% of the total, against 2.2% across Washington.
Route planning tips for Twisp fleets
- Build extra time into July routes: it has the most truck crashes here.
- With 14.1% of truck crashes on snow, slush or ice (above Washington), plan winter equipment checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Okanogan County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Okanogan County) |
|---|---|
| Sr-97*292.32 | 3 |
| Old Highway 97 | 2 |
| Sr-153*008.86 | 2 |
| Sr-155*056.00 | 2 |
| Sr-97*260.00 | 2 |
| Sr-97*267.90 | 2 |
| Sr-97*278.00 | 2 |
| Sr-97*292.30 | 2 |
Twisp at a glance
| Population | 1,112 |
| Land area | 1.2 sq mi |
| Density | 951 per sq mi |
| Median household income (ZIP 98856) | $70,089 |
| Median home value (ZIP 98856) | $478,306 |
Waste facilities and haulers nearby
Historical data: truck crashes in Okanogan 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 | 10 | — | 1.1 |
| 2000s | 10 | -8% | 0.8 |
| 2010s | 8 | -13% | 0.9 |
| 2020s | 6 | -25% | 0.4 |
Reported truck crashes averaged 10 a year in the 1990s and 6 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal crashes involving a large truck averaged 1.5 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Twisp
How many truck accidents are there in Twisp?
82 truck crashes have been reported in Okanogan County since 2015, with 8 deaths and 24 injuries.
What is the worst month for truck crashes in Twisp?
July has the most truck crashes in Okanogan County, 15.9% of the yearly total.
How many garbage truck crashes are there in Twisp?
3 crashes involving garbage or refuse trucks have been reported in Okanogan County since 2015, 3.7% of all truck crashes.
How do truck crashes in Twisp compare with Washington?
Per 100,000 residents, Okanogan County has 15.8 truck crashes a year; Washington has 25.8.
What is the best way to plan truck routes in Twisp?
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.