Lemhi County, ID truck route planning & crash data
Plan safer truck routes in Lemhi 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
0 of 59 truck crashes since 2015.
Deadliest roads
How Lemhi County compares with Idaho
Lemhi County against Idaho and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Lemhi County stands out
Full comparison
| Measure (2015–2025) | Lemhi County | Idaho | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 61.7 | 37.4 | 49.7 | 1.6× the state |
| Deaths per 100 crashes | 1.8 | 6.1 | 3.4 | 70% below the state |
| Injuries per crash | 0.67 | 0.55 | 0.49 | 1.2× the state |
| Garbage-truck share | 0.0% | 1.6% | 2.3% | 100% below the state |
| On snow, slush or ice | 14.0% | 16.0% | 6.2% | 12% below the state |
| Morning rush (6–10 am) | 26.3% | 23.0% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 10.5% | 10.2% | 13.8% | same |
| Winter months (Nov–Mar) | 33.3% | 40.9% | 41.9% | 18% below the state |
| After dark | 17.5% | 22.8% | 24.8% | 23% below the state |
Lemhi County has lower values than Idaho for deaths per 100 crashes, garbage-truck share and on snow, slush or ice. It stands out for higher crashes per 100k residents / yr, injuries per crash and morning rush (6–10 am).
Lemhi County at a glance: August worst month: 22.0% of truck crashes, vs 8.3% in an average month.
Overview
Lemhi County has recorded 59 truck crashes since 2015, with 39 people injured and 1 killed.
That averages about one truck crash every 70 days in fully reported years.
When crashes happen
The worst month is August with 22.0% of truck crashes; the quietest is February at 5.1%.
November through March accounts for 33.3% of truck crashes here, compared with 40.9% in Idaho.
The busiest hour is 12–1 pm, with 13.6% of truck crashes.
Snow, slush or ice was on the road in 14.0% of truck crashes, compared with 16.0% in Idaho.
Where crashes happen
Roads with fatal crashes involving a large truck in Lemhi County since 2015: Panther Creek Rd (1) and US-93 (1). No single road stands out.
Garbage & waste trucks
Since 2015, no garbage-truck crashes were reported for Lemhi County.
Route planning tips for Lemhi County fleets
- Build extra time into August routes: it has the most truck crashes here.
- Morning starts matter: 26.3% of truck crashes fall between 6 and 10 am, higher than Idaho.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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 Lemhi County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (in Lemhi County) |
|---|---|
| Panther Creek Rd | 1 |
| US-93 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Lemhi County) |
|---|---|
| US-93 | 31 |
| Sh 28 | 18 |
| Baker | 1 |
| Challis | 1 |
| Challis St | 1 |
| Elks | 1 |
| Haynes Creek Rd | 1 |
| Sh 33 | 1 |
Lemhi County at a glance
| Population | 8,397 |
| Land area | 4,563.7 sq mi |
| Density | 2 per sq mi |
| Median household income (ZIP average) | $54,388 |
Waste facilities and haulers nearby
Historical data: truck crashes in Lemhi 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 | 1 | — | 0.2 |
| 2000s | 5 | +281% | 0.1 |
| 2010s | 4 | -20% | 0.2 |
| 2020s | 5 | +37% | 0.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 1 to 5. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.0 a year in 2016–19 and 0.4 a year in 2020–24.
Cities, towns & communities in Lemhi County
ZIP codes in Lemhi County
Nearby counties
Questions fleets ask about Lemhi County
How common are truck crashes in Lemhi County?
Lemhi County has had 59 reported truck crashes since 2015, injuring 39 people and killing 1.
What is the worst month for truck crashes in Lemhi County?
August has the most truck crashes in Lemhi County, 22.0% of the yearly total.
Are garbage truck crashes common in Lemhi County?
Garbage trucks were involved in 0 reported crashes in Lemhi County since 2015 (0.0% of truck crashes).
How do truck crashes in Lemhi County compare with Idaho?
The yearly rate is 61.7 truck crashes per 100,000 residents in Lemhi County, vs 37.4 for Idaho.
What is the best way to plan truck routes in Lemhi County?
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.