ZIP 51235 (Doon, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51235: commercial truck and garbage truck crashes here and in Lyon 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
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 |
Lyon County has lower values than Iowa for garbage-truck share, in rain, sleet or snow and after dark. It runs above Iowa on crashes per 100k residents / yr, deaths per 100 crashes and injuries per crash.
What stands out in Lyon County: 0 crashes involve a garbage truck (0 since 2015), vs 2.2% across Iowa.
Overview
Police reported 147 crashes involving commercial trucks in Lyon County since 2015: 83 people were injured and 7 were killed.
That averages about one truck crash every 30 days in fully reported years.
When crashes happen
December has the most truck crashes, 11.6% of the yearly total, while April has the fewest (2.7%).
The five winter months (November to March) hold 47.0% of truck crashes, against 45.4% across 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
Fatal large-truck crashes within 10 miles of ZIP 51235 since 2015 were spread across roads: US-75 (2), CR-B14 305Th St (1) and US-18 (1).
Garbage & waste trucks
FMCSA lists no garbage-truck crashes in Lyon County since 2015.
Route planning tips for ZIP 51235 fleets
- Review driver schedules for December, the month with the most truck crashes.
- Icy and snowy roads show up in 22.4% of truck crashes here, more than Iowa; schedule winter checks early.
- Check your own stops for crash hotspots and low bridges with the free Route Planner.
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) |
|---|---|
| US-75 | 2 |
| CR-B14 305Th St | 1 |
| US-18 | 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 |
ZIP 51235 at a glance
| Population | 1,007 |
| Density | 7 per sq mi |
| Median household income | $71,016 |
| Median home value | $240,427 |
| Home ownership | 74% |
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 |
In the 1990s about 3 truck crashes a year were reported; in the 2020s, about 11. Reporting coverage also changed between these periods. Fatal crashes involving a large truck averaged 0.8 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51235
How many truck crashes happen in ZIP 51235?
147 truck crashes have been reported in Lyon County since 2015, with 7 deaths and 83 injuries.
When do most truck crashes happen in ZIP 51235?
Truck crashes in Lyon County peak in December, with 11.6% of the year's crashes.
How many garbage truck accidents happen in ZIP 51235?
0 crashes involving garbage or refuse trucks have been reported in Lyon County since 2015, 0.0% of all truck crashes.
How does ZIP 51235 compare with Iowa for truck crashes?
The yearly rate is 98.4 truck crashes per 100,000 residents in Lyon County, vs 68.1 for Iowa.
What is the best way to plan truck routes in ZIP 51235?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.