Lapwai, ID truck route planning & crash data
Plan safer truck routes in Lapwai: commercial truck and garbage truck crashes in Lapwai and Nez Perce County, dangerous roads, seasonality and route safety data for fleets. Patterns use Nez Perce County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
4 of 178 truck crashes since 2015.
Deadliest roads
How Nez Perce County compares with Idaho
Nez Perce County against Idaho and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Nez Perce County stands out
Full comparison
| Measure (2015–2025) | Nez Perce County | Idaho | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 35.9 | 37.4 | 49.7 | same |
| Deaths per 100 crashes | 7.7 | 6.1 | 3.4 | 1.3× the state |
| Injuries per crash | 0.54 | 0.55 | 0.49 | same |
| Garbage-truck share | 2.4% | 1.6% | 2.3% | 1.5× the state |
| On snow, slush or ice | 5.9% | 16.0% | 6.2% | 63% below the state |
| Morning rush (6–10 am) | 27.8% | 23.0% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 10.7% | 10.2% | 13.8% | same |
| Winter months (Nov–Mar) | 34.9% | 40.9% | 41.9% | 15% below the state |
| After dark | 13.6% | 22.8% | 24.8% | 40% below the state |
Nez Perce County sits below Idaho on on snow, slush or ice, winter months (nov–mar) and after dark. It runs above Idaho on deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
Nez Perce County at a glance: July 14.0% of truck crashes happen in July, more than any other month.
Overview
Since 2015, 178 crashes involving commercial trucks have been reported in Nez Perce County. They injured 97 people and killed 15.
That averages about one truck crash every 24 days in fully reported years.
Lapwai had 17 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Nez Perce County numbers.
When crashes happen
The worst month is July with 14.0% of truck crashes; the quietest is March at 4.5%.
November through March accounts for 34.9% of truck crashes here, compared with 40.9% in Idaho.
More truck crashes happen at 2–3 pm than at any other hour (10.7%).
Road surface: 5.9% of truck crashes were on snow, slush or ice (Idaho: 16.0%).
Where crashes happen
The deadliest road for trucks within 10 miles of Lapwai is US-12, with 4 fatal large-truck crashes since 2015. After it: US-95 (3), SR-128 (1) and Waha Rd (1).
Garbage & waste trucks
Garbage trucks account for 4 of the truck crashes here, or 2.2%, compared with 1.6% in Idaho.
Route planning tips for Lapwai fleets
- Review driver schedules for July, the month with the most truck crashes.
- Look at alternatives to US-12 at busy times: it leads this area in fatal truck crashes.
- The morning rush (6–10 am) holds 27.8% of truck crashes here, more than Idaho; 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
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 Nez Perce County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-12 | 4 |
| US-95 | 3 |
| SR-128 | 1 |
| Waha Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Nez Perce County) |
|---|---|
| US-95 | 73 |
| US-12 | 36 |
| Sh 128 | 5 |
| Main | 5 |
| Mill | 4 |
| Mill Rd | 4 |
| Southwick | 4 |
| Tammany Creek | 3 |
Lapwai at a glance
| Population | 1,249 |
| Land area | 0.8 sq mi |
| Density | 1,652 per sq mi |
| Median household income (ZIP 83540) | $62,963 |
| Median home value (ZIP 83540) | $203,350 |
Waste facilities and haulers nearby
Historical data: truck crashes in Nez Perce 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 | 5 | — | 1.3 |
| 2000s | 15 | +194% | 1.0 |
| 2010s | 13 | -10% | 0.6 |
| 2020s | 15 | +12% | 1.6 |
Reported truck crashes averaged 5 a year in the 1990s and 15 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 1.0 fatal large-truck crashes a year in 2016–19 and 1.6 a year in 2020–24.
Nearby places
Questions fleets ask about Lapwai
How common are truck crashes in Lapwai?
Nez Perce County has had 178 reported truck crashes since 2015, injuring 97 people and killing 15.
Where do fatal truck crashes happen most in Lapwai?
NHTSA data shows US-12 with 4 fatal large-truck crashes within 10 miles of Lapwai since 2015, the highest of any road.
Which month has the most truck crashes in Lapwai?
July has the most truck crashes in Nez Perce County, 14.0% of the yearly total.
How many garbage truck crashes are there in Lapwai?
Since 2015, Nez Perce County has reported 4 garbage-truck crashes, or 2.2% of its truck crashes.
How does Lapwai compare with Idaho for truck crashes?
Nez Perce County records 35.9 truck crashes per 100,000 residents a year, against 37.4 across Idaho.
How can I plan a safer truck route in Lapwai?
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.