ZIP 51566 (Red Oak, IA) truck route planning & crash data
Plan safer truck routes around ZIP 51566: commercial truck and garbage truck crashes here and in Montgomery 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
1 of 48 truck crashes since 2015.
Deadliest roads
How Montgomery County compares with Iowa
Montgomery County against Iowa and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Montgomery County stands out
Full comparison
| Measure (2015–2025) | Montgomery County | Iowa | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 40.7 | 68.1 | 49.7 | 40% below the state |
| Deaths per 100 crashes | 2.2 | 3.5 | 3.4 | 37% below the state |
| Injuries per crash | 0.51 | 0.41 | 0.49 | 1.2× the state |
| Garbage-truck share | 2.2% | 2.2% | 2.3% | same |
| On snow, slush or ice | 6.7% | 18.7% | 6.2% | 64% below the state |
| Morning rush (6–10 am) | 28.9% | 24.0% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 4.4% | 15.1% | 13.8% | 71% below the state |
| Winter months (Nov–Mar) | 26.7% | 45.4% | 41.9% | 41% below the state |
| After dark | 13.3% | 23.1% | 24.8% | 42% below the state |
Compared with Iowa, Montgomery County is lower on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. It stands out for higher injuries per crash and morning rush (6–10 am).
What stands out in Montgomery County: May 20.8% of truck crashes happen in May, more than any other month.
Overview
Montgomery County has recorded 48 truck crashes since 2015, with 26 people injured and 2 killed.
That averages about one truck crash every 89 days in fully reported years.
When crashes happen
Truck crashes peak in May (20.8% of the year) and are lowest in February (2.1%).
The five winter months (November to March) hold 26.7% of truck crashes, against 45.4% across Iowa.
The busiest hour is 4–5 pm, with 16.7% of truck crashes.
6.7% of truck crashes here happened on snow, slush or ice, against 18.7% across Iowa.
Where crashes happen
Fatal large-truck crashes within 10 miles of ZIP 51566 since 2015 were spread across roads: US-34 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 1 crash, 2.1% of the total, against 2.2% across Iowa.
Route planning tips for ZIP 51566 fleets
- Build extra time into May routes: it has the most truck crashes here.
- The morning rush (6–10 am) holds 28.9% of truck crashes here, more than Iowa; adjust start times where you can.
- 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 Montgomery County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-34 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Montgomery County) |
|---|---|
| US-34 | 9 |
| H014/110 St | 3 |
| M037/B Ave | 2 |
| State 48/Iowa 48 | 2 |
| US-71 | 2 |
| Us 34 And M063/O Ave | 2 |
| 110Th St | 1 |
| 140Th St | 1 |
ZIP 51566 at a glance
| Population | 7,010 |
| Density | 15 per sq mi |
| Median household income | $56,637 |
| Median home value | $139,066 |
| Home ownership | 64% |
Waste facilities and haulers nearby
Historical data: truck crashes in Montgomery 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 | 2 | — | 0.1 |
| 2000s | 2 | +53% | 0.2 |
| 2010s | 4 | +74% | 0.1 |
| 2020s | 4 | +0% | 0.2 |
Reported truck crashes averaged 2 a year in the 1990s and 4 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.0 a year in 2016–19, 0.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 51566
How common are truck crashes in ZIP 51566?
Since 2015, 48 crashes involving commercial trucks were reported in Montgomery County (26 injured, 2 killed).
When do most truck crashes happen in ZIP 51566?
Truck crashes in Montgomery County peak in May, with 20.8% of the year's crashes.
Are garbage truck crashes common in ZIP 51566?
Garbage trucks were involved in 1 reported crash in Montgomery County since 2015 (2.1% of truck crashes).
How does ZIP 51566 compare with Iowa for truck crashes?
Montgomery County records 40.7 truck crashes per 100,000 residents a year, against 68.1 across Iowa.
What is the best way to plan truck routes in ZIP 51566?
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.