ZIP 83636 (Letha, ID) truck route planning & crash data
Plan safer truck routes around ZIP 83636: commercial truck and garbage truck crashes here and in Gem County, 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
4 of 38 truck crashes since 2015.
Deadliest roads
How Gem County compares with Idaho
Gem County against Idaho and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Gem County stands out
Full comparison
| Measure (2015–2025) | Gem County | Idaho | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 14.1 | 37.4 | 49.7 | 62% below the state |
| Deaths per 100 crashes | 8.8 | 6.1 | 3.4 | 1.4× the state |
| Injuries per crash | 0.59 | 0.55 | 0.49 | 1.1× the state |
| Garbage-truck share | 5.9% | 1.6% | 2.3% | 3.8× the state |
| On snow, slush or ice | 0.0% | 16.0% | 6.2% | 100% below the state |
| Morning rush (6–10 am) | 23.5% | 23.0% | 23.7% | same |
| In rain, sleet or snow | 2.9% | 10.2% | 13.8% | 71% below the state |
| Winter months (Nov–Mar) | 26.5% | 40.9% | 41.9% | 35% below the state |
| After dark | 5.9% | 22.8% | 24.8% | 74% below the state |
Gem County sits below Idaho on crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow. It stands out for higher deaths per 100 crashes, injuries per crash and garbage-truck share.
The headline for Gem County: 1 in 17 garbage-truck share of crashes is 5.9%, against 1.6% for Idaho.
Overview
Since 2015, 38 crashes involving commercial trucks have been reported in Gem County. They injured 22 people and killed 3.
That averages about one truck crash every 118 days in fully reported years.
When crashes happen
May has the most truck crashes, 15.8% of the yearly total, while December has the fewest (0.0%).
The five winter months (November to March) hold 26.5% of truck crashes, against 40.9% across Idaho.
The busiest hour is 1–2 pm, with 15.8% of truck crashes.
Road surface: 0.0% of truck crashes were on snow, slush or ice (Idaho: 16.0%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 83636 since 2015: I-84 (2). No single road stands out.
Garbage & waste trucks
4 crashes involved a garbage or refuse truck, a 10.5% share (Idaho: 1.6%).
Route planning tips for ZIP 83636 fleets
- Plan May schedules with more margin; it is the worst month for truck crashes in Gem County.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
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 Gem County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-84 | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Gem County) |
|---|---|
| Sh 16 | 14 |
| Sh 52 | 14 |
| 5Th | 1 |
| Airport Rd | 1 |
| Big Flat | 1 |
| Butte | 1 |
| El Paso | 1 |
| Fuller | 1 |
ZIP 83636 at a glance
| Population | 109 |
| Density | 17 per sq mi |
| Median household income | $85,761 |
| Home ownership | 52% |
Waste facilities and haulers nearby
Historical data: truck crashes in Gem 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 | 3 | — | 0.2 |
| 2000s | 3 | -16% | 0.1 |
| 2010s | 2 | -32% | 0.1 |
| 2020s | 3 | +75% | 0.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 3 to 3. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 0.2 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 83636
How many truck accidents are there in ZIP 83636?
Gem County has had 38 reported truck crashes since 2015, injuring 22 people and killing 3.
What is the worst month for truck crashes in ZIP 83636?
The worst month is May: 15.8% of truck crashes in Gem County happen then.
Are garbage truck crashes common in ZIP 83636?
Garbage trucks were involved in 4 reported crashes in Gem County since 2015 (10.5% of truck crashes).
How does ZIP 83636 compare with Idaho for truck crashes?
The yearly rate is 14.1 truck crashes per 100,000 residents in Gem County, vs 37.4 for Idaho.
What is the best way to plan truck routes in ZIP 83636?
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.