ZIP 51346 (Hartley, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51346: commercial truck and garbage truck crashes here and in O'Brien 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
2 of 143 truck crashes since 2015.
Deadliest roads
How O'Brien County compares with Iowa
O'Brien County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where O'Brien County stands out
Full comparison
| Measure (2015–2025) | O'Brien County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 87.3 | 68.1 | 49.7 | 1.3× the state |
| Deaths per 100 crashes | 0.7 | 3.5 | 3.4 | 80% below the state |
| Injuries per crash | 0.58 | 0.41 | 0.49 | 1.4× the state |
| Garbage-truck share | 1.5% | 2.2% | 2.3% | 33% below the state |
| On snow, slush or ice | 23.4% | 18.7% | 6.2% | 1.3× the state |
| Morning rush (6–10 am) | 22.6% | 24.0% | 23.7% | same |
| In rain, sleet or snow | 10.9% | 15.1% | 13.8% | 28% below the state |
| Winter months (Nov–Mar) | 48.2% | 45.4% | 41.9% | same |
| After dark | 16.8% | 23.1% | 24.8% | 27% below the state |
Compared with Iowa, O'Brien County is lower on deaths per 100 crashes, garbage-truck share and in rain, sleet or snow. It stands out for higher crashes per 100k residents / yr, injuries per crash and on snow, slush or ice.
O'Brien County at a glance: December worst month: 15.4% of truck crashes, vs 8.3% in an average month.
Overview
Police reported 143 crashes involving commercial trucks in O'Brien County since 2015: 83 people were injured and 1 were killed.
That averages about one truck crash every 29 days in fully reported years.
When crashes happen
The worst month is December with 15.4% of truck crashes; the quietest is March at 4.2%.
November through March accounts for 48.2% of truck crashes here, compared with 45.4% in Iowa.
By time of day, 10–11 am stands out with 9.8% of truck crashes.
23.4% of truck crashes here happened on snow, slush or ice, against 18.7% across Iowa.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 51346 since 2015: US-18 (1). No single road stands out.
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 1.4%, compared with 2.2% in Iowa.
Route planning tips for ZIP 51346 fleets
- Plan December schedules with more margin; it is the worst month for truck crashes in O'Brien County.
- With 23.4% of truck crashes on snow, slush or ice (above Iowa), plan winter equipment 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 O'Brien County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-18 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (O'Brien County) |
|---|---|
| Us 18/320Th St | 9 |
| US-18 | 8 |
| Eastern St And Us 18/E 7Th St | 4 |
| US-59 | 4 |
| Ia 60 | 3 |
| 2Nd Ave | 2 |
| L026 / Mckinley Ave | 2 |
| L026/Mckinley Ave And 430Th St | 2 |
ZIP 51346 at a glance
| Population | 2,247 |
| Density | 6 per sq mi |
| Median household income | $72,426 |
| Median home value | $155,629 |
| Home ownership | 83% |
Historical data: truck crashes in O'Brien 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 | 6 | — | 0.5 |
| 2000s | 6 | +7% | 0.4 |
| 2010s | 11 | +82% | 0.1 |
| 2020s | 13 | +17% | 0.2 |
Reported truck crashes averaged 6 a year in the 1990s and 13 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 0.0 a year in 2016–19 and 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51346
How many truck accidents are there in ZIP 51346?
143 truck crashes have been reported in O'Brien County since 2015, with 1 deaths and 83 injuries.
When do most truck crashes happen in ZIP 51346?
The worst month is December: 15.4% of truck crashes in O'Brien County happen then.
How many garbage truck accidents happen in ZIP 51346?
Since 2015, O'Brien County has reported 2 garbage-truck crashes, or 1.4% of its truck crashes.
How do truck crashes in ZIP 51346 compare with Iowa?
Per 100,000 residents, O'Brien County has 87.3 truck crashes a year; Iowa has 68.1.
What is the best way to plan truck routes in ZIP 51346?
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.