Larchwood, IA truck route planning & crash data
Plan safer truck routes in Larchwood: commercial truck and garbage truck crashes in Larchwood and Lyon County, dangerous roads, seasonality and route safety data for fleets. Patterns use Lyon County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 147 truck crashes since 2015.
Deadliest roads
How Lyon County compares with Iowa
Lyon County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Lyon County stands out
Full comparison
| Measure (2015–2025) | Lyon County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 98.4 | 68.1 | 49.7 | 1.4× the state |
| Deaths per 100 crashes | 4.5 | 3.5 | 3.4 | 1.3× the state |
| Injuries per crash | 0.59 | 0.41 | 0.49 | 1.4× the state |
| Garbage-truck share | 0.0% | 2.2% | 2.3% | 100% below the state |
| On snow, slush or ice | 22.4% | 18.7% | 6.2% | 1.2× the state |
| Morning rush (6–10 am) | 24.6% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 13.4% | 15.1% | 13.8% | 11% below the state |
| Winter months (Nov–Mar) | 47.0% | 45.4% | 41.9% | same |
| After dark | 11.9% | 23.1% | 24.8% | 48% below the state |
Compared with Iowa, Lyon County is lower on garbage-truck share, in rain, sleet or snow and after dark. Where it is higher: crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
The headline for Lyon County: 0 of truck crashes here involve garbage trucks: 0.0%, vs 2.2% in Iowa.
Overview
Lyon County has recorded 147 truck crashes since 2015, with 83 people injured and 7 killed.
In complete reporting years that works out to about one truck crash every 30 days.
With 5 truck crashes reported in Larchwood since 2015, this page uses Lyon County numbers for its patterns and comparisons.
69% of truck crash reports in Lyon County since 2015 leave the city field blank; place counts include only reports that name the place.
When crashes happen
The worst month is December with 11.6% of truck crashes; the quietest is April at 2.7%.
Winter months (Nov–Mar) carry 47.0% of truck crashes, vs 45.4% for Iowa.
More truck crashes happen at 8–9 am than at any other hour (10.9%).
Road surface: 22.4% of truck crashes were on snow, slush or ice (Iowa: 18.7%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Larchwood since 2015: SR-182 (1) and SR-42 (1). No single road stands out.
Garbage & waste trucks
FMCSA lists no garbage-truck crashes in Lyon County since 2015.
Route planning tips for Larchwood fleets
- Build extra time into December routes: it has the most truck crashes here.
- Icy and snowy roads show up in 22.4% of truck crashes here, more than Iowa; schedule winter checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Lyon County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-182 | 1 |
| SR-42 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Lyon County) |
|---|---|
| US-75 | 7 |
| State 9/Iowa 9 | 5 |
| Ia 9 | 4 |
| Us 75 And A034/210Th St | 3 |
| State 182/Iowa 182 | 3 |
| Ia 182 | 3 |
| A052/260Th St | 3 |
| 110Th St | 2 |
Larchwood at a glance
| Population | 954 |
| Land area | 1.0 sq mi |
| Density | 920 per sq mi |
| Median household income (ZIP 51241) | $87,446 |
| Median home value (ZIP 51241) | $282,159 |
Waste facilities and haulers nearby
Historical data: truck crashes in Lyon 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 | — | 0.1 |
| 2000s | 5 | +72% | 0.2 |
| 2010s | 13 | +143% | 0.6 |
| 2020s | 11 | -16% | 0.4 |
Reported truck crashes averaged 3 a year in the 1990s and 11 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 0.8 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Larchwood
How many truck accidents are there in Larchwood?
147 truck crashes have been reported in Lyon County since 2015, with 7 deaths and 83 injuries.
When do most truck crashes happen in Larchwood?
December has the most truck crashes in Lyon County, 11.6% of the yearly total.
How many garbage truck accidents happen in Larchwood?
Since 2015, Lyon County has reported 0 garbage-truck crashes, or 0.0% of its truck crashes.
How does Larchwood compare with Iowa for truck crashes?
Lyon County records 98.4 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
How do I plan a garbage truck route in Larchwood?
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.